BenQ logoRE6503A Interactive Flat Panel
User Manual

Copyright and disclaimer

Disclaimer
BenQ Corporation makes no representations or warranties, either expressed or implied, with respect to the contents of this document. BenQ Corporation reserves the right to revise this publication and to make changes from time to time in the contents thereof without obligation to notify any person of such revision or changes.
HDMI trademark disclaimer
The terms HDMI, HDMI High-Definition Multimedia Interface, HDMI Trade Dress and the HDMI Logos are trademarks or registered trademarks of HDMI Licensing Administrator, Inc.
Copyright
Copyright 2023 BenQ Corporation. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of BenQ Corporation.

Product Support

This document aims to provide the most updated and accurate information to customers, and thus all contents may be modified from time to time without prior notice. Please visit the website for the latest version of this document and other product information. Available files vary by model.

  • Make sure your computer is connected to the Internet.
  •  Visit the local website from www.BenQ.com. The website layout and content may vary by region/country.
  • User manual and related document: www.BenQ.com > Business > SUPPORT > Downloads > model name > User Manual
  • (EU only) Dismantled information: Available on the user manual download page. This document is provided based on Regulation (EU) 2019/2021 to repair or recycle your product. Always contact the local customer service for servicing within the warranty period. If you wish to repair an out-of-warranty product, you are recommended to go to a qualified service personnel and obtain repair parts from BenQ to ensure compatibility. Do not disassemble the product unless you are aware of the consequences. If you cannot find the dismantled information on your product, contact the local customer service for assistance.

Safety warnings and precautions

BenQ RE6503A Interactive Flat Panel - iconCAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
BLAUPUNKT MS46BT Bluetooth CD-MP3 player with FM and USB - icon 2 The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons.
BLAUPUNKT MS46BT Bluetooth CD-MP3 player with FM and USB - icon 3 The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance.
THIS EQUIPMENT MUST BE GROUNDED
To ensure safe operation, the three-pin plug must be inserted only into a standard three-pin power outlet which is effectively grounded through normal household wiring. Extension cords used with the equipment must have three cores and be correctly wired to provide connection to the ground. Wrongly wired extension cords are a major cause of fatalities.
The fact that the equipment operates satisfactorily does not imply that the power outlet is grounded or that the installation is completely safe. For your safety, if you are in any doubt about the effective grounding of the power outlet, please consult a qualified electrician.
The mains plug of the power supply cord shall remain readily operable. The AC receptacle (mains socket outlet) shall be installed near the equipment and shall be easily accessible. To completely disconnect this equipment from the AC mains, disconnect the power cord plug from the AC receptacle.

  • Do not place this display on an uneven, sloping or unstable surface (such as a trolley) where it may fall and cause damage to itself or others.
  • Do not place this display near water, like a spa or pool, or in a position which will allow the splashing or spraying of water onto the display, like in front of an open window where rain water may enter.
  • Do not install this display in a confined space without proper ventilation and air circulation, such as in a closed cabinet. Allow proper space around the display for dissipating heat inside. Do not block any openings and vents on the display. Overheating may result in hazards and electric shock.
  • Installation of this display should only be performed by a qualified technician. Failure to  install this display properly may cause injuries and damages to the personnels and the display itself. Check the installation regularly and maintain  he display periodically to ensure the best working condition.
  • Use only the accessories approved or recommended by the manufacturer to mount this display. Using wrong or unsuitable accessories may cause the display to fall and result in serious personal injuries. Make sure that the surface and fixing points are strong enough to sustain the weight of the display.
  • To reduce the risk of electric shock, do not remove covers. No user serviceable parts inside. Refer servicing to qualified service personnel.
  • To prevent personal injuries, mounting the display or installing desktop stands is required before use.

Important safety instructions

  1. Do not use this apparatus near water.
  2. Do not block any ventilation openings. Install in accordance with the manufacturer’s instructions.
  3. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.
  4. Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has two blades with one wider than the other. A grounding-type plug has two blades and a third grounding prong. The wide blade or the third prong are provided for your safety. If the provided plug does not fit into your outlet, consult an electrician for replacement of the obsolete outlet.
  5.  Protect the power cord from being walked on or pinched particularly at plugs, convenience receptacles, and the point where they exit from the apparatus.
  6.  Only use attachments/accessories specified by the manufacturer.
  7.  Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer, or sold with the apparatus. When a cart is used, use caution when moving the cart/ apparatus combination to avoid injury from tip-over. Unplug this apparatus during lightning storms or when unused for long periods of time.BenQ RE6503A Interactive Flat Panel - icon 1
  8. Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in any way, such as power-supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.

Notes on this display

  • To prevent the risk of physical injuries, do not attempt to lift the display alone.
  • Make sure you have four or more people available to help lift or a flat cart to transport the display to its final location.
  • Keep the display horizontal as much as possible.
  • Clear a floor space before unpacking.

Notes on the LCD panel of this display

  • The Liquid Crystal Display (LCD) panel of this display has a very thin protective layer of glass which is liable to marking or scratching, and cracking if struck or pressured. The liquid crystal substrate is also liable to damage under excessive force or extreme temperatures. Please handle with care.
  • The response time and brightness of the LCD panel may vary with the ambient temperature.
  • Avoid placing the display in direct sun or where direct sun or spot lighting will shine onto the
  • LCD panel, as the heat may damage the panel and the external casing of the display, and the bright light will make viewing the display more difficult than necessary.
  • The LCD panel consists of individual pixels to display images and is manufactured according to the design specifications. While 99.9% of these pixels work normally, 0.01% of the pixels may remain constantly lit (in red, blue or green) or unlit. This is a technical limitation of the LCD technology and is not a defect.
  • LCD screens, like plasma (PDP) and conventional CRT (Cathode Ray Tube) screens, are also susceptible to ‘screen burn-in’ or ‘image retention’ which can be found on the screen as visible fixed lines and shades. To avoid such damage to the screen, avoid displaying still images (like On-Screen Display menus, TV station logos, fixed/inactive text or icons) for more than 30 minutes. Change the aspect ratio from time to time. Fill the entire screen with the image and eliminate the black bars whenever possible. Avoid displaying images in 16:9 aspect ratio over a long period of time, otherwise there may be visible burn marks on the screen as two vertical lines.
  • Note: Under certain circumstances, condensation may occur on the inner side of the cover glass, it’s a natural phenomenon and will not affect the operation of the display. This condensation will usually disappear after around 2 hours of normal operation.
  •  RE series does not offer image retention function. For more information, please refer to installation guide. If a still image is required for a display, it is recommended to enable Pixel shift.
  • RE series does not support portrait use; portrait use may cause display damage. BenQ warranty will not cover faulty usage.

Notes on cleaning the display
Please clean the frame when there is sign of malfunction on the touch screen.

  1. Before you clean the screen, make sure the display is turned off, and unplug the power cord.
  2. Remove dust or dirt from the screen with a dry cleaning cloth. Make sure to use minimal force, and don’t press hard on the screen.
    – Never use paper towels or anything that could leave streaks or lint on the screen.
  3.  Moisten a clean soft, lint-free cloth with some cleaning alcohol such as 70% isopropyl.
    Gently go over the entire screen and wipe it down.
    – Never use hazardous chemicals or ammonia-based cleaners
    – Never fully soak the microfiber cloths in liquid.
    – Never spray liquids directly onto the screen.

Safety notice for remote control

  • Do not put the remote control in the direct heat, humidity, and avoid fire.
  • Do not drop the remote control.
  • Do not expose the remote control to water or moisture. Failure to do so could result in malfunction.
  • Confirm there is no object between the remote control and the remote sensor of the product.
  • When the remote control will not be used for an extended period, remove the batteries.

Battery safety notice
The use of the wrong type of batteries may cause chemical leaks or explosion. Please note the following:

  • Always ensure that the batteries are inserted with the positive and negative terminals in the correct direction as shown in the battery compartment.
  • Different types of batteries have different characteristics. Do not mix different types.
  •  Do not mix old and new batteries. Mixing old and new batteries will shorten battery life or cause chemical leaks from the old batteries.
  • When batteries fail to function, replace them immediately.
  • Chemicals which leak from batteries may cause skin irritation. If any chemical matter seeps out of the batteries, wipe it up immediately using a dry cloth, and replace the batteries as soon as possible.
  • Due to varying storage conditions, the battery life for the batteries included with your product may be shortened. Replace them within 3 months or as soon as you can after initial use.
  • There may be local restrictions on the disposal or recycling of batteries. Consult your local regulations or waste disposal provider.

BenQ Eco FACTS
BenQ has been dedicated to the design and development of greener product as part of its aspiration to realize the ideal of the “Bringing Enjoyment ‘N Quality to Life” corporate vision with the ultimate goal to achieve a low-carbon society. Besides meeting international regulatory requirement and standards pertaining to environmental management, BenQ has spared no efforts in pushing our initiatives further to incorporate life cycle design in the aspects of material selection, manufacturing, packaging, transportation, using and disposal of the products. BenQ Eco FACTS label lists key eco-friendly design highlights of each product, hoping to ensure that consumers make informed green choices at purchase. Check out BenQ’s CSR Website at http://csr.BenQ.com/ for more details on BenQ’s environmental commitments and achievements.BenQ RE6503A Interactive Flat Panel - icon 2

Package contents

Open the sales package and check the contents. If any item is missing or damaged, please contact your dealer immediately.BenQ RE6503A Interactive Flat Panel - Package contents

  • BenQ RE6503A Interactive Flat Panel - icon 3 *: Availability may vary. Purchase separately if the accessories are not included in the package.
  • The type of power cord supplied may differ from that illustrated depending on your region of purchase.
  •  Before discarding the package, check that you haven’t left any accessories inside the box.
  • Dispose of packaging materials wisely. You can recycle the cardboard carton. Consider storing the package (if possible) for future transport of the display.
  • Do not leave plastic bags within reach of young children or babies.

Setting up the display

BenQ RE6503A Interactive Flat Panel - icon 3 Please pay attention to the following notes during installation:

  • This display should be installed by at least two adult persons. Attempting to install this display by only one person may result in danger and injuries.
  • Refer the installation to qualified technicians. Improper installation may cause the display to fall or malfunction.
  • Stability Hazard: The flat panel may fall, causing serious personal injury or death. To prevent injury, this flat panel must be securely attached to the wall in accordance with the installation instructions.

Installing the display on a wall

  1. Place a clean, dry and lint-free cloth on a flat, horizontal and object-free surface. Make sure that the size of the cloth is larger than the display.
  2.  Gently lay the display on the cloth with the LCD screen facing down.
  3.  Identify the wall mounting screw holes on the back of the display as shown in the illustration.

BenQ RE6503A Interactive Flat Panel - Package contents

DimensionVESA spec. (A x B)Screw typeQuantity
65″600 x 400 mmM8 x 25L4
75″800 x 400 mmM8 x 25L4
86″800 x 400 mmM8 x 25L4

 Install the wall mounting bracket on the display and attach the display to the wall according to the mounting bracket’s instructions. The length of the screw should exceed the thickness of the wall mounting bracket by at least 25 mm. Make sure that all screws are tightened and secured properly. (Recommended torque: 470 – 635N•cm). BenQ RE6503A Interactive Flat Panel - wall mounting

  • BenQ RE6503A Interactive Flat Panel - icon 3 To maintain proper ventilation, keep at least 10 mm of clear space from the back cover of the display to the wall.
  • Please consult a professional technician for wall mount installations. The manufacturer accepts no liability for installations not performed by a professional technician.BenQ RE6503A Interactive Flat Panel - professional technician

Installing external PC

BenQ RE6503A Interactive Flat Panel - icon 3 Applicable to RE7503A & RE8603A.
The back of the display has four screw holes at its upper-right side with a dimension of VESA mount 100×100 mm. You can secure the PC onto the display with four screws (maximum torque: 4-5 kgf-cm).BenQ RE6503A Interactive Flat Panel - external PCParts of the display and their functions
Front panel

BenQ RE6503A Interactive Flat Panel - Front panel

No.NameDescription
1TOUCH USBSupports touch signal input from an external computer.
2HDMIConnects to video sources that support the HDMI interface.
3PUBLIC 3.0*Connects USB-A devices such as keyboards, mouse, and USB flash drives.
4PUBLIC 2.0*
5TYPE-C*Connects to USB-C devices for power delivery and data transfer. Supports the transmission of video, audio, and touch function.
6SpeakerTransmits sound from the display.
7Ambient light sensorDetects the ambient light around the display.
8IR signal receiverReceives infrared signals from remote control.
9HomeReturns to the main screen.
10ReturnReturns to the previous menu.
11MenuEnters the function menu.
12Volume downDecreases the volume.
13Volume upIncreases the volume.
14Power• Press to enter energy saving mode.
• Press and hold for 4 seconds to power off.

Rear panel
See Connections on page 12 for details.BenQ RE6503A Interactive Flat Panel - Rear panel

No.NameDescription
1Power Switch• When the switch is set to ON (I), the system will enter standby mode automatically.
• When the switch is set to OFF (O), this will completely cut off the power supply.
2Power inConnects with the supplied power cord.
3RS232Serial interface, used for mutual transfer of data between devices.
4EarphoneConnects to external speakers or earphones.
5SPDIFConnects the SPDIF cable from external audio devices to the display for audio out.
6LAN-IN/LAN-OUTSupports LAN In & Out, 10/100/1000 Mbps for Android system and OPS.
7PUBLIC 3.0*Connects USB-A devices such as keyboards, mouse, and USB flash drives.
8USB 3.0Connects USB-A devices such as keyboards, mouse, and USB flash drives.
9DPConnects a video source to a display device.
10TOUCH USBSupports touch signal input from an external computer.
11HDMI 1 / HDMI 2Connects to video sources that support the HDMI interface.
12VGAReceives video input from an external device (such as a computer).
13PC AUDIO-INReceives audio input from an external device.
14OPS SlotSupports installation of an OPS (Open Pluggable Specification) device.

*BenQ RE6503A Interactive Flat Panel - icon 3  With these smart ports, a laptop (connected to BenQ Board via USB Type-C or HDMI + Touch USB) can use the USB devices, speakers, and external cameras from BenQ Board to enhance the conference experience.

  • USB 2.0SKIL QC5359B 02 20V Dual Port Charger - icon 5  5V 500mA / USB3.0 SKIL QC5359B 02 20V Dual Port Charger - icon 5 5V 900mA
  •  Front Type-C SKIL QC5359B 02 20V Dual Port Charger - icon 5 5V 3A
  • OPSSKIL QC5359B 02 20V Dual Port Charger - icon 5 18V 5A; 90W(RE6503A)/19V 4.74A; 90W(RE7503A & RE8603A)
  •  Direct Current / DC
  • : Alternating Current /AC
  • The maximum length for the cables to be used with the USB slots are 5m (USB 2.0) and 3m (USB 3.0).

Using remote control

BenQ RE6503A Interactive Flat Panel - remote control

No.IconDescription
1MIXX OX2 MOTH On Ear Wireless Headphones - icon 1Turns the display on or off.
2BenQ RE6503A Interactive Flat Panel - icon 4Press to proceed.
3BenQ RE6503A Interactive Flat Panel - icon 5Direction key. Press for selection.
4BenQ RE6503A Interactive Flat Panel - icon 6Press to open or close the menu.
5BenQ RE6503A Interactive Flat Panel - icon 7Android system main screen button.
6BenQ RE6503A Interactive Flat Panel - icon 8Freeze screen
7BenQ RE6503A Interactive Flat Panel - icon 9Increases or decreases the volume.
8BenQ RE6503A Interactive Flat Panel - icon 10One key for blank screen
9BenQ RE6503A Interactive Flat Panel - icon 11Mute/Unmute.
10BenQ RE6503A Interactive Flat Panel - icon 12Open Task Switcher to switch between recent apps and input sources.
11BenQ RE6503A Interactive Flat Panel - icon 13Return key
12BenQ RE6503A Interactive Flat Panel - icon 14Switches input sources.

Installing remote control batteries

BenQ RE6503A Interactive Flat Panel - battery cover

  1. Open the remote control battery cover.BenQ RE6503A Interactive Flat Panel - correct direction
  2. Insert the supplied batteries, ensuring the positive and negative ends are facing in the correct direction.
    BenQ RE6503A Interactive Flat Panel - icon 3 The supplied batteries are provided for your convenience so that you can operate the display straight away. You should replace them as soon as possible.BenQ RE6503A Interactive Flat Panel - correct direction
  3. Put the cover back on.

Using BenQ Interactive Flat Panel by remote control
Aim the remote control at the sensor at the display’s bottom-right side within a distance of less than 8m, and a horizontal and vertical angle of less than 60 degrees.BenQ RE6503A Interactive Flat Panel - remote control 1BenQ RE6503A Interactive Flat Panel - icon 3 This remote control applies only to a specific model and operating systems. Contact your reseller if you have any question.
Remote control usage tips

  • Avoid getting the remote control wet or store it in humid environments (like bathrooms).
  • If the display’s remote control sensor window is exposed to direct sunlight or strong light, the remote control may not operate properly. In this situation, change the light source, readjust the angle of the display, or operate the remote control from a location closer to display’s remote control sensor window.

Connections

Connecting power

  1. Plug one end of the power cord into the power jack on the display and the other end into an appropriate power outlet.
  2.  Set the power switch to ON (I).

BenQ RE6503A Interactive Flat Panel - Connecting power

  • BenQ RE6503A Interactive Flat Panel - icon 3 The supplied power cord is suitable for use with 110-240V AC power only.
  • he power cord and outlet illustrated may differ from the ones used in your region.
  • Only use an appropriate power cord for your region. Never use a power cord which appears damaged or frayed, or change the plug type on the power cord.
  • Be aware of the power loading when you use extension cords or multiple outlet power boards.
  • There are no user serviceable parts in this display. Never unscrew or remove any covers. There are dangerous voltages inside the display. Turn off the power and unplug the power cord if you intend to move the display.

Turning the display on or off

  • To turn on the display, press the power button on the control panel or on the remote control.
  • To turn off the display, press the power button on the control panel. The system will automatically enter standby mode.

BenQ RE6503A Interactive Flat Panel - Power buttonBenQ RE6503A Interactive Flat Panel - icon 3 To completely cut off power supply, set the power switch to OFF (O) and then disconnect the power cord from the power outlet.
Connecting the touch module
The touch module of the display supports easy plug-and-play operation. There is no need to install additional drivers on the computer.
Try either method below to set up the video and touch input: BenQ RE6503A Interactive Flat Panel - touch moduleA. Connect the TYPE-C port on the display to a USB Type-C port on the computer using the supplied USB Type-C cable.
BenQ RE6503A Interactive Flat Panel - Type-C cableB. Connect a video cable (HDMI/DP/VGA) and the supplied touch USB cable from a computer to the corresponding ports of the display.

  • BenQ RE6503A Interactive Flat Panel - icon 15 HDMI must be used with the TOUCH USB at the front panel.
  • HDMI 1, HDMI 2, VGA or DP must be used with TOUCH USB at the rear panel.

BenQ RE6503A Interactive Flat Panel -TOUCH USB

  • BenQ RE6503A Interactive Flat Panel - icon 3 Avoid blocking the touch screen frame (where sensors are located) when initiating the touch module.
  • If any ghost image occurs, please try to un-plug and then re-plug all USB cables. If the failure image still exists, use another USB Type-B to Type-A cable.
  •  It is highly recommended that you connect the display to the PC or laptop directly. Please be noted that using a faceplate device or an extender may cause failures in touch operations since the display quality can be affected by many uncertainties such as cable grade, cable quality, source and destination equipment, RF and electrical interference, and cable patches.

Connecting the VGA input

  1. Connect the VGA port on the display to the VGA output port on a computer using a D-Sub (15-pin) cable.
  2. Connect the computer’s audio output port to the PC AUDIO-IN jack on the display using a suitable audio cable.

BenQ RE6503A Interactive Flat Panel - VGA inputConnecting to serial port
Directly connect a computer to the RS232 port on the input/output terminals.BenQ RE6503A Interactive Flat Panel - serial port

  • BenQ RE6503A Interactive Flat Panel - icon 3 The applicable cable is not supplied and should be purchased separately.
  • This connection is applicable to straight-through RS-232C cable only.
  •  After using serial port line to connect central control equipment and machine, certain function of the machine can be controlled via central control equipment, such as: machine on/off, and adjustment of sound volume, etc.

Connecting the digital inputs

  1. Connect the HDMI 1/HDMI 2/HDMI/DP/TYPE-C port on the display to the corresponding port of a computer or A/V device (such as a settop box or DVD player) using an HDMI/DP/ Type-C cable.
  2.  To view video from this input, BenQ RE6503A Interactive Flat Panel - icon 6 press on the remote control to switch to the respective input source.

BenQ RE6503A Interactive Flat Panel - digital inputs

Initial setup

The first time you power on the display, you will be guided through a series of setup screens.
Follow the on-screen instructions or the steps below to start up your display and complete the4 initial setup.

  1. Turn on the display. Wait for the display to boot up with the BenQ screen. This may take a moment.
  2. Follow the on-screen instructions to set up the language, date and time, and network. Or your can skip some of these steps and complete the setup later.

OSD settings
Use one of the following methods to enter the OSD menu:

  • Press on the remote control.
  • Drag the OSD menu up from the bottom-center of the screen.

See Menu operations on page 24 for more information on the OSD menus and their settings.BenQ RE6503A Interactive Flat Panel - OSD settingsAccount information
Three types of accounts are provided: Guest, Admin, and Multiple users.
Guest
It’s for public use under Guest account. You are able to change the headshot, wallpaper, volume and brightness.
Admin
Log in as Admin. Under Personal settings, you can change the headshot, wallpaper, and password. You can also enable AMS service, set Available offline accounts, and check Device information.BenQ RE6503A Interactive Flat Panel - AdminMultiple users
Before logging in as User, be sure to enter the correct email address and activate AMS service.
To access your personal account, you have to ask the administrator to activate AMS service first and create your account through IAM service. See User management on page 18 for more information.
For more information and tutorial videos about the AMS service please visit https://www.benq.com/en-us/business/ifp/account-management-system.html.
User management
To add a new user, please contact your IT manager to create your account through BENQ IAM web service.
Creating a new account

  1. As an administrator to create a new account for regular users, go to BenQ Service website: https://iam.benq.com. Suggested browsers are Chrome and Firefox.
  2.  Log in and choose IAM.BenQ RE6503A Interactive Flat Panel - User management
  3. Click Create New Account to continue.BenQ RE6503A Interactive Flat Panel - User management
  4. Fill in the following fields. Be sure to enter the correct email address. Click Submit to create a new account.
    BenQ RE6503A Interactive Flat Panel - icon 3  If some members in your organization need more privilege to control the AMS service, you can activate the users as other roles.
    • You can also activate X-Sign, DMS, and Broadcast when creating user accounts. Switch to different services, X-Sign, DMS, or Broadcast by clicking the icon on the upper right corner..BenQ RE6503A Interactive Flat Panel -
  5. The account has been created and a verifying email is sent to the new account owner.

Setting up the Internet connection
Your display must be connected to a network to conduct OTA updates or surf the Internet.
BenQ RE6503A Interactive Flat Panel - icon 3 To find the MAC address in Android OS, please go to Settings > System > About > Status.
Network setting
On the home screen, go to Settings > System > About > Status. If there is no IP address shown, please connect the display to the Ethernet cable.BenQ RE6503A Interactive Flat Panel - Network settingWireless connection
You must use a wireless adapter in order to connect the display to the Internet wirelessly. Please contact your local dealer for more information on configuring the wireless connection.

  1. Open OSD menu. Go to Network > Wi-Fi.BenQ RE6503A Interactive Flat Panel - Wireless connection
  2. Insert the wireless adapter and the switcher will automatically change to ON. A list of available networks will show on the screen.BenQ RE6503A Interactive Flat Panel - screen
  3. Touch the network’s name to connect to the network. The password is needed if it is your first time to use the network. Key in the password and press Connect. The device is now connected to the WLAN.

BenQ RE6503A Interactive Flat Panel - icon 3 If you are connecting to a secured wireless network, enter the password for the wireless network access when prompted and tap Connect.
Updating software
Whenever a new version of software is available, the system will automatically detect the update and will prompt you to download it every time you turn on the display. If you want to update the software, choose Network update or USB update to continue the update. Or your can skip this  step and update the software later.BenQ RE6503A Interactive Flat Panel - Updating softwareTo manually update the software:

  1. Go to System > About > System updates.BenQ RE6503A Interactive Flat Panel - System updates
  2. If there is an update available, the system will begin updating.
  • BenQ RE6503A Interactive Flat Panel - icon 3  Software update process may take some time to complete.
  •  During the update process, do not turn off the device or disconnect the Internet connection. Any interruptions during the software update process may permanently damage your display.

Adjusting audio volume level
To adjust the audio volume level do either one of the following:

  • Press / on the remote control to adjust the volume.
  • Go to Settings > General to adjust the volume. See General settings on page 25 for more information.

Using the touch screen
You can use the optical touch screen to control your operating system. The following table shows a list of gestures you can use on the touch screen.
BenQ RE6503A Interactive Flat Panel - icon 3 Ensure that you have installed the USB cable on the display to a computer.

OS functionsGesture actions
ClickTap the screen once.BenQ RE6503A Interactive Flat Panel - icon 16
Double-clickTap the screen twice.BenQ RE6503A Interactive Flat Panel - icon 17
Right-click1. Press on the target.
2. Hold and wait for a blue ring to appear.
3. Release your finger.
BenQ RE6503A Interactive Flat Panel - icon 18
DragDrag one finger left or right.BenQ RE6503A Interactive Flat Panel - icon 19
Pan up / Pan down / Back / ForwardQuickly drag your finger in a desired direction.BenQ RE6503A Interactive Flat Panel - icon 20
ScrollingDrag one or two fingers up or down.BenQ RE6503A Interactive Flat Panel - icon 21
ZoomMove two fingers apart or toward each other.BenQ RE6503A Interactive Flat Panel - icon 22

Menu operations

To enter the OSD menu:

  • Press BenQ RE6503A Interactive Flat Panel - icon 6 on the remote control
  • Drag from the bottom-center of the screen

BenQ RE6503A Interactive Flat Panel - Menu operationsTo make selections:

  • Press BenQ RE6503A Interactive Flat Panel - icon 5on the remote control and press OK to confirm or directly click an item.
  • Press BenQ RE6503A Interactive Flat Panel - icon 13on the remote control or click a blank area outside the menu to exit the menu.

Settings menu

Input settings
Under Connection, you can select a desired input source.BenQ RE6503A Interactive Flat Panel - Settings menuGeneral settings
Go to General to access the Audio and Picture settings.BenQ RE6503A Interactive Flat Panel - General settingsAudio

  • Under Audio, use the volume bar to adjust the volume for the display.
  •  Directly BenQ RE6503A Interactive Flat Panel - icon 24 swipe to enable or disable Mute.
  • Go to More to enter the Audio menu.
    Picture
  • Under Picture, use the brightness bar to adjust the brightness for the display.
  • Directly swipe BenQ RE6503A Interactive Flat Panel - icon 24 to enable or disable Auto backlight.
  • Go to More to enter the Picture menu.

Eye-Care solutions
Blue light with wavelengths under 455 nm could affect vision. Eye-Care solution is designed for eyesight protection: the display provides proprietary eye-care technology with ultra-low blue light emission and no visible or invisible flicker within the range of 0-3000Hz, preventing eyestrain caused by extended sessions in front of a display. In addition, advanced anti-glare screen treatment minimizes distracting reflections and glare for optimal productivity and comfort.
BenQ RE6503A Interactive Flat Panel - icon 3 Suggestions for long-term use of the display:

  • Rest your eyes for 10 minutes after 30 minutes of continuous use.
  • For every 20 minutes of display viewing, look into the distance for 20 seconds.
  •  When your eyes get sore and strained, close your eyes for a minute and then roll your eyes in all directions.

To activate the smart eye care solution, enable the Eye-Care function under General.
Low blue light & flicker free:

  • To accord with Low blue light TUV certificate, the default setting is Picture mode: Standard, Color temperature: Standard and then enable Eye-Care function.
  • To accord with Flicker Free TUV certificate, the default setting is Picture mode: Standard and Color temperature: Standard.

What is Flicker-free?
The display with the Flicker-free technology maintains a stable backlight with a DC dimmer that eliminates the primary cause of monitor flicker, making it easier on the eyes. The flickerfree technology does not only give you a comfortable viewing experience but also offers a safer choice that protects your eyes.
Audio settingsBenQ RE6503A Interactive Flat Panel - Audio settingsPicture settingsBenQ RE6503A Interactive Flat Panel - Picture settings

MenuDescriptions
Picture modePress BenQ RE6503A Interactive Flat Panel - icon 5 on the remote control or click a picture mode.
Options are Eco, Standard, Bright, Soft, Custom1, Custom2 and Custom3.
BenQ RE6503A Interactive Flat Panel - icon 3 Under Android OS, all picture parameters (e.g., Brightness, Contrast) are locked. Users may only adjust the parameters while connecting to other input sources. See Input settings on page 24 for more information.
Color temperatureBenQ RE6503A Interactive Flat Panel - icon 25 Press / on the remote control or click a preset color temperature for the image. Options are Standard, Cool, and Warm.

Device settings
Go to Device to access the Device settings.BenQ RE6503A Interactive Flat Panel - Device settings

MenuDescriptions
DisplayAllows you to adjust the display’s parameters.
Custom source nameAllows you to set unique names for each input source.
AppsAccesses all the applications installed in the display.
StorageAllows you to manage the display’s storage.
Advanced settingsAccesses more device settings. See Advanced settings on page 29 for more information.
Email accountsSets the display’s email accounts.
AccessoryDisplays current microphone information.
ScreenAllows you to adjust the display’s image settings. See Screen settings on page 30 for more information.

Advanced settingsBenQ RE6503A Interactive Flat Panel - Advanced settings

MenuDescriptions
Key lockPress OK on the remote control or click the switch to lock or unlock the buttons on the front panel of the display.
IR lockPress OK on the remote control or click the switch to lock or unlock the remote control IR sensor on the front panel of the display.
Touch lockPress OK on the remote control or click the switch to lock or unlock the screen.
Pixel shiftPress OK on the remote control or click the icon to set a pixel shift preventing from image retention.
DCRPress OK on the remote control to enable or disable DCR.
  • BenQ RE6503A Interactive Flat Panel - icon 3 If keypad, IR and touch are locked all at once, please follow the steps to unlock: Press BenQ RE6503A Interactive Flat Panel - icon 6 on the remote control for five seconds.
  •  For image retention, please see Notes on the LCD panel of this display on page 2 for more information.

Screen settingsBenQ RE6503A Interactive Flat Panel - Screen settingsPress BenQ RE6503A Interactive Flat Panel - icon 25 on the remote control or click an aspect ratio.

  • Options are 16:9 or PTP. You can also select Auto to automatically adjust the image.
  • Use the H position, V position, Clock rate, and Phase functions to manually adjust the image.
MenuDescriptions
H positionPress to move the screen to the left or right.
V positionPress to move the screen to the top or bottom.

System settings
On the home screen, select Settings > System to enter system settings.BenQ RE6503A Interactive Flat Panel - System settings

MenuDescriptions
Date & TimeClick to set date, time, and their formats in Android.
Language & InputClick to set Language, Keyboard & Input methods in Android.
Startup & ShutdownClick to set the Startup channel, OPS power options, Wake on Lan, and Power off reminder. See Startup & Shutdown on page 33 for more information.
Floating tool gestureClick to enable/disable activating Floating tool with two fingers. See Floating tool on page 37 for more information.
AboutClick to view system information in Android.

BenQ RE6503A Interactive Flat Panel - icon 3 The amount of available storage space for the user varies according to the amount of pre-installed apps and images occupying the total storage space.
Proxy setting

  1. Go to Network > Ethernet.BenQ RE6503A Interactive Flat Panel - Proxy setting
  2. Select Proxy > Manual.
  3. Enter your proxy server’s information.
  4. Select OK to save your settings.BenQ RE6503A Interactive Flat Panel - Select Proxy

Startup & Shutdown

  • Go to System > Startup & Shutdown.BenQ RE6503A Interactive Flat Panel - Shutdown
  • For Startup channel, you can choose Last channel or other sources.BenQ RE6503A Interactive Flat Panel - Last channel
  • For OPS power options, you can choose Startup only through OPS startup option or Startup through any channel.BenQ RE6503A Interactive Flat Panel - OPS power options
  • For Power off reminder, you can set on or off time. Schedules can be made by choosing the days of the week.BenQ RE6503A Interactive Flat Panel - Power off reminder

Android system interface

Note that this is a closed Android OS. Download and use of unauthorized apps on this system are not available.
Main interface
The display launches the Android main interface by default. To navigate the Android main interface:

  • Press BenQ RE6503A Interactive Flat Panel - icon 7 on the remote control or the front panel to return to the main interface.
  • Press BenQ RE6503A Interactive Flat Panel - icon 6 on the remote control or drag the OSD menu up from the bottom-center of the screen to enter the OSD menu to select an input.

BenQ RE6503A Interactive Flat Panel - Main interface

IconFunctionDescriptions
BenQ RE6503A Interactive Flat Panel - icon 26SourcePress to enter the Connection menu to set input source.
BenQ RE6503A Interactive Flat Panel - icon 27OSD SettingsPress to open or close the OSD settings menu.
BenQ RE6503A Interactive Flat Panel - icon 28All AppsPress to access all apps and widgets.

Side tool bar
Tap the side bars at the left or right of the Android main interface to access the side tool bar.BenQ RE6503A Interactive Flat Panel - Side tool bar

IconFunctionDescriptions
BenQ RE6503A Interactive Flat Panel - icon 29HomeTap to return to the main interface.
BenQ RE6503A Interactive Flat Panel - icon 30BackTap to return to the previous screen.
BenQ RE6503A Interactive Flat Panel - icon 31RecentTap to switch between recent apps and input sources.
BenQ RE6503A Interactive Flat Panel - icon 32EnwritesTap to enter Enwrites annotation software.
BenQ RE6503A Interactive Flat Panel - icon 33FreezeTap to freeze the current screen.
BenQ RE6503A Interactive Flat Panel - icon 34Floating toolTap to open the floating annotation tool.

Floating tool
The EZWrite floating tool allows you to quickly write or create annotations on any screen that the display is showing.
To access the floating tool use either one of the following methods:

  • In the Android interface, tap in the side tool bar.
  • Under any input source or in the Android interface, touch and hold two fingers spaced about 20 – 50 mm apart on the screen for more than two seconds to launch the floating tool menu as shown below.

BenQ RE6503A Interactive Flat Panel - Floating tool

IconFunctionDescriptions
BenQ RE6503A Interactive Flat Panel - icon 35Minimize/RestoreClick to minimize or restore the floating tool.
BenQ RE6503A Interactive Flat Panel - icon 71CloseClick to close the floating tool.
BenQ RE6503A Interactive Flat Panel - icon 36PenClick to enable the Pen tool.
BenQ RE6503A Interactive Flat Panel - icon 37HighlighterClick to enable the highlighter tool.
BenQ RE6503A Interactive Flat Panel - icon 72Laser pointerClick to enable the laser point on the screen.
BenQ RE6503A Interactive Flat Panel - icon 38EraserClick to erase annotations on the screen. You may use a finger eraser or choose to clear all annotations
BenQ RE6503A Interactive Flat Panel - icon 39ToolboxClick to open the toolbox which includes the Calculator, Timer, Stopwatch, Scoreboard, and Draw tools.
BenQ RE6503A Interactive Flat Panel - icon 40RecordingClick to start recording the screen.
BenQ RE6503A Interactive Flat Panel - icon 41ScreenshotClick to take a screenshot of the screen.
BenQ RE6503A Interactive Flat Panel - icon 42Operation modeClick to hide all the annotations and operate the main interface.

AMS file manager overview With this application, you can access your personalized workspace environment and settings, and manage your files and accounts on any BenQ display that you have logged into.
To access the AMS files use either of the following methods:

  • Tap the file manager shortcutBenQ RE6503A Interactive Flat Panel - icon 43.
  • Tap the AMS shortcutBenQ RE6503A Interactive Flat Panel - icon 44.

BenQ RE6503A Interactive Flat Panel - AMS file managerWhile logging in, you will see four main parts, as described in the table below:BenQ RE6503A Interactive Flat Panel - main parts

ItemDescription
1Source SelectionYou can open files from the cloud storage services like Google Drive, Dropbox, or Network Drive. You can also open files from the local devices like Internal, My Folder, or connected USBs.
2Folder PathYou can browse the file folder in this area.
3Listing FilesYou can see a list of files from the storage device you select.
4Operating TabYou can edit the files using the operating tabs here.

BenQ RE6503A Interactive Flat Panel - icon 3 Regular users can only view their own files, while the local admin can view all users’ files in the domain.

Multimedia files

Multimedia files such as images, audio files, and videos can be played by directly tapping on the file icon.
Image
Select an image file you want to show on the display and perform any of the functions shown on the screen.BenQ RE6503A Interactive Flat Panel - Multimedia files

IconFunction
BenQ RE6503A Interactive Flat Panel - icon 45Exits the image viewer.
BenQ RE6503A Interactive Flat Panel - icon 46Plays the previous/next image file.
BenQ RE6503A Interactive Flat Panel - icon 47Magnifies/Shrinks the current image.
BenQ RE6503A Interactive Flat Panel - icon 48Rotates the current image clockwise.
BenQ RE6503A Interactive Flat Panel - icon 49Plays in slideshow mode.
BenQ RE6503A Interactive Flat Panel - icon 50Opens slideshow settings.
BenQ RE6503A Interactive Flat Panel - icon 51Changes the position of toolbar.

Audio/Video
Select an audio/video file you want to play on the display and perform any of the functions shown on the screen.BenQ RE6503A Interactive Flat Panel - Audio Video

IconFunction
BenQ RE6503A Interactive Flat Panel - icon 52Changes cycle mode.
BenQ RE6503A Interactive Flat Panel - icon 53Plays the previous/next file.
BenQ RE6503A Interactive Flat Panel - icon 54Plays/pauses the current file.
BenQ RE6503A Interactive Flat Panel - icon 55Adjusts the volume level.

Supported audio format (Codec)

FileAudio CodecSample rateSupported range
MP3 (.mp3) MPEG1/2 Layer1 16 KHz ~ 48 KHz 32 Kbps ~ 448 Kbps
AVI (.avi)
ASF (asf)
Matroska (.mkv,.mka)
3GPP (.3gpp, .3gp)
MP4(.mp4,.mov,m4a)
MPEG transport stream (.ts)
MPEG program stream (.MPG)
MPEG program stream (.MPEG)
FLV (.flv)
WAV (.wav)
MP3 (.mp3) MPEG1/2 Layer2 16 KHz ~ 48 KHz 8 Kbps ~ 448 Kbps
AVI (.avi)
ASF (asf)
Mariska (.mkv,.mka)
3GPP (.3gpp, .3gp)
MP4 (.mp4,.mov, m4a)
MPEG transport stream (.ts)
MPEG program stream (DAT)
MPEG program stream (.MPG)
MPEG program stream (.MPEG)
FLV (.flv)
WAV (.wav)
AVI(.avi)  AAC-LC, HEAAC  8 KHz ~ 48 KHzHEAAC V1: 6kbps~288kbps
Mariska (.move,.make)  HEAAC V2: 3kbps~144kbps
3GPP (.3gpp,.3gp)
MP4 (.mp4)
MP4 (m4a)
MPEG program stream (.MPG)
MPEG program stream (.MPEG)
FLV (.flv)
WMV(.wav)
Matroska (.move,.make)FLAC8KHz~96KHz<1.6Mbps
Mariska (.mkv,.mka)OPUS8KHz ~48KHz6Kbps~510Kbps

Supported video format (Codec)
To play a 4K video, copy the file to the BenQ display instead of using a USB flash drive through the USB 2.0 port.

FileVideo CodecBit rateResolution
MKV (.mkv) VP9 100Mbps 3840×2160@60fps 3840×2160@30fps
WebM (.webm)
MP4(.mp4
MP4 (.mp4) HEVC/H.265 100Mbps 3840×2160@60fps 3840×2160@30fps
.mov
MPEG transport stream (.ts)
MKV (.mkv)
MPEG program stream .DAT, MPEG1/2 80Mbps 1920×1080@60fps
.VOB,
.MPG,
.MPEG)
MPEG transport stream .ts,
.trp,
.tp
MP4 .mp4, MPEG4 40Mbps 1920×1080@60fps
.mov
3GPP .3gpp,
.3gp
MKV (.mkv)
MP4 .mp4 H.263 40Mbps 1920×1080@60fps
.mov
BGPP .3gрр,
.3gp
AVI (.avi
MKV (.mkv)
FLV (.flv) H.264 135Mbps 4096×2304@60fps
MP4 .mp4
.mov
MPEG transoort stream .ts
. trp
.tp
AVI (.avi)
FileVideo CodecBit rateResolution
3GPP (.3gpp.3gр) AVS 50Mbps 1920×1080@60fps
MP4 (.mp4,.mov)
MPEG transport stream (.ts. .trp, tp)
ASF (.asf) WMV3  40Mbps 1920×1080@60fps
AVI (.avi)
MKV (.mkv)
WMV (.wmv)
MPEG transport stream (.ts) VC1 40Mbps 1920×1080@60fps
ASF (.asf)
WMV (.wmv)
AVI (.avil)
MKV (.mkv)
WebM (.webm)VP850Mbps1920×1080@60fps

Supported photo format (Codec)

FileFileResolution
.jpeg/jpgJPEG15360×8640
1024×768
.pngPNG9600×6400
1200×800
.bmpBMP9600×6400
.gifGIF6400×4800
640×480

Apps

BenQ RE6503A Interactive Flat Panel - AppsTap the desired app to launch the app.

Application NameDescription
BenQ App Store ( BenQ RE6503A Interactive Flat Panel - icon 56)Allows you to download recommended apps. See BenQ App Store on page 46 for more information.
BenQ Notification ( BenQ RE6503A Interactive Flat Panel - icon 57)Allows you to receive upgrade notifications of existing apps and information of new apps available for download.
Enwrites 6 ( BenQ RE6503A Interactive Flat Panel - icon 58)An interactive whiteboard software solution that turns your display into a digital canvas.
Instashame 2 ( BenQ RE6503A Interactive Flat Panel - icon 59 )Allows screen mirroring and touch control for collaborative meetings. See InstaShare 2 on page 47 for more information.
InstaQPrint ( BenQ RE6503A Interactive Flat Panel - icon 60)Allows you to print a file or website image using a Wi-Fi or remote printer.
TeamViewer Meeting ( BenQ RE6503A Interactive Flat Panel - icon 61 )Gives you access to instant or scheduled group meetings with any other TeamViewer Meeting users.

BenQ App Store
Tap BenQ RE6503A Interactive Flat Panel - icon 56to launch BenQ App Store. With this application, you can view apps suggested by BenQ for download.BenQ RE6503A Interactive Flat Panel - BenQ App StoreTap the category on the left panel to browse the suggested apps.

FunctionDescription
Search BenQ RE6503A Interactive Flat Panel - icon 62Search for an app.
Update Center BenQ RE6503A Interactive Flat Panel - icon 63Allows you to update the BenQ Store app.
Education BenQ RE6503A Interactive Flat Panel - icon 64Lists th suggested apps in the Education category
Corporation BenQ RE6503A Interactive Flat Panel - icon 65Lists the suggested apps in the Corporation category
BenQ Apps BenQ RE6503A Interactive Flat Panel - icon 65Lists the available BenQ apps.
Exit BenQ RE6503A Interactive Flat Panel - icon 66Close BenQ Store.

InstaShare 2
Instashame 2 ( BenQ RE6503A Interactive Flat Panel - icon 59 ) is a software-based solution for multi-user collaboration, which lets users to share contents with all devices in a meeting wirelessly. Use either way to access InstaShare 2:

  • On the Android main interface, select Wireless Projection ( BenQ RE6503A Interactive Flat Panel - icon 68 ).
  • Select All Apps( BenQ RE6503A Interactive Flat Panel - icon 28 ) > Instashame 2 ( BenQ RE6503A Interactive Flat Panel - icon 59 )

BenQ RE6503A Interactive Flat Panel - icon 3 Before launching the application, make sure your display is properly connected to the Internet.
When you enter InstaShare 2, the main interface is shown as below:BenQ RE6503A Interactive Flat Panel - InstaShare

NoFunctionDescription
1 Tutorial windowFollow the guide to connect and pair your device with the display. Select the device OS type below to see the projection tutorial respectively.
2Information windowShows the display name, pairing code and connection password while presenting.
3Host Controls windowAllows you to control the whole session and participant actions. You can also install Instashame 2 app to manage the meeting session remotely

InstaQPrint
TapBenQ RE6503A Interactive Flat Panel - icon 69  to launch InstaQPrint. With this application, you can print a file or website image using a Wi-Fi or remote printer.

BenQ RE6503A Interactive Flat Panel - InstaQPrint

  1. Tap the option on the left panel and browse and select the desired file, photo, page, or image you want to print.
  2.  Tap Manage Printers to choose which printer that you want to use.
  3. To select a printer:
    • Tap an option from the list of available printers on the left panel.
    • Tap Scan for Wi-Fi Printers to search for printers automatically.
    • Tap Manual Setup to add a new printer manually.

BenQ RE6503A Interactive Flat Panel - printer manually

Product information

Specifications

ItemSpecifications RE6503A / RE7503A / RE8603A
PanelSizeRE6503A: 65″ / RE7503A: 75″ / RE8603A: 86″
Light SourceDLED
Aspect Ratio16:9
Resolution3840 x 2160
Pixel Pitch(mm)RE6503A: 0.372 (H) x 0.372 (V)
RE7503A: 0.4296 (H) x 0.4296 (V)
RE8603A: 0.4935 (H) x 0.4935 (V)
Brightness with Glass (Typical)400 (typical)
Brightness without Glass (Typical)450 (typical)
Contrast Ratio (Typical)1200:1
Viewing Angle178
TouchTechnologyIR
Touch MethodFinger & Stylus
SystemWindows 7/8/10/11 | Mac OS X | Chrome OS | Linux | Android
Touch Point40 pts touch
Minimum Object Size3.0 mm, supports 2 pens writing with 2 colors simultaneously
Response Time< 8 ms
Accuracy±1.5 mm, 90% area
Glass3.2 mm thickness, AG, 9H pencil

Dimensions (RE6503A)

BenQ RE6503A Interactive Flat Panel - DimensionsBenQ RE6503A Interactive Flat Panel - Dimensions 1

Supported input signal resolution

ResolutionInput source
TYPE CVGAHDMI 2.0DP
800 x 600 @ 60HzOO
1024 x 768 @ 60HzOO
1280 x 1024 @ 60HzOO
1360 x 768 @ 60HzOO
1366 x 900 @ 60HzOO
1680 x 1050 @ 60HzOO
1920 x 1080 @ 60HzOOOO
3840 x 2160 @ 30HzOOO
3840 x 2160 @ 50HzOOO
3840 x 2160 @ 60HzOOO
480i (60Hz)OO
480p (60Hz)OO
576i (50Hz)OO
576p (50Hz)OO
720p (50Hz)OO
720p (60Hz)OO
1080i (50Hz)OO
1080i (60Hz)OO
1080p (50Hz)OO
1080p (60Hz)OO
  • O : supported
  • Blank: not supported

Troubleshooting

ProblemSolution
No pictureCheck the following:
• Is the display turned on? Check the power indicator of the display.
• Is the signal source device turned on? Turn on the device and try again.
• Are there any loose cable connections? Make sure that all cables are connected firmly.
• Have you chosen an unsupported output resolution on the computer? Refer to Supported input signal  resolution on page
56 to select a supported resolution and try again.
• Have you chosen an unsupported output resolution on the DVD or Blu-ray disc player? Refer to Supported  input signal resolution on page 56 to select a supported resolution and try again.
No soundCheck the following:
• Have you turned on the mute function on the display or the input source device? Turn off the mute function  or increase the audio volume level and try again.
• Are there any loose cable connections? Make sure that all cables are connected firmly.
The computer input image looks strange• Have you chosen an unsupported output resolution on the computer? Refer to Supported input signal  resolution on page 56 to select a supported resolution and try again.
• Use the Auto function (VGA only) to let the display automatically optimize the display of computer image.
• If the result of the Auto function is not satisfactory, use the Phase, H position and V position functions to  manually adjust the image.
The control panel buttons do not workHave you locked the control panel buttons? Unlock the buttons and try again.
The remote control does not work• Have you locked the remote control function? Unlock the function and try again.
• Check for incorrect battery orientation.
• Check for dead batteries.
• Check your distance and angle from the display.
• Check whether remote control is properly being pointed at the display’s remote control sensor window.
• Check for any obstacle between the remote control and the remote control sensor window.
• Check that the remote control sensor window is not under strong fluorescent lighting, or in direct sunlight.
• Check for any devices (computer or personal digital assistant, PDA) nearby that transmit infrared signals  which may cause interference to signal transmission between the remote control and the display. Turn off the  infrared function of these devices.
Remote control failure• Check whether there are other objects between remote control and television remote control receiving  window, thus leading to failure of remote control.
• Check whether the battery electrode in the remote control is correct.
• Check whether remote control needs to replace battery.
Machine automatically
shutdown
• Whether set sleep or not.
• Check whether there is sudden power outage.
• Check whether there is no signal automatic shutdown.
Signal out of range• Check whether display is set correctly.
• Check whether resolution is the best resolution.
• Adjust line and field synchronization in menu.
Background has vertical
lines or streaks
• Select automatic correction in menu.
• Adjust clock and phase position in menu.
Image lack of color, color is
incorrect
• Check whether VGA is not well connected or has quality problem.
• Adjust chromaticity and brightness or contrast in menu.
Display format that is not
supported.
• Select automatic correction in menu.
• Adjust clock and phase position in menu.
Touch function invalid• Check whether touch driver is installed and started.
• Check whether the size of article touched is comparable with finger.
Touch positioning not
correct
• Check whether driver is properly installed and make correction.
• Check whether touch pen is facing the screen.
No picture and no sound• Check whether the machine is started state.
• Check whether signal wire is well plugged, whether INPUT is
corresponding to it.
• If in internal computer mode, check whether internal computer
is started.
With horizontal or vertical
stripes or image dithering
• Check whether signal wire is well connected.
• Check whether other electronic equipment or power tools are placed around the machine.
No color, color is weak or
image is weak
• Adjust chromaticity and brightness or contrast in menu.
• Check whether signal wire is well connected.
With image but without sound• Check whether mute button is pressed for mute.
• Press VOL+/VOL- to adjust volume.
• Check whether audio line is connected correctly.
Only one speaker has sound• Adjust sound balance in menu.
• Check whether computer sound control panel only sets up one sound channel.
• Check whether audio line is connected correctly.
VGA output without sound• Check whether connect external device with headphone cable.

Documents / Resources

BenQ RE6503A Interactive Flat Panel [pdf] User Manual
RE6503A, RE7503A, RE8603A, RE6503A Interactive Flat Panel, Interactive Flat Panel, Flat Panel, Panel

References

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