HLFEC 5-Inch TFT LCD Touch Screen Monitor JRP5008 User Manual

1. Introduction

The HLFEC JRP5008 is a versatile 5-inch TFT LCD Touch Screen Monitor designed for a wide range of applications, including integration with Raspberry Pi boards (Raspberry Pi 5, 4B, 3B+), use as a secondary PC monitor, and compatibility with various HDMI devices. Featuring an 800x480 RGB pixel resolution and USB touch functionality, this display offers a compact and interactive visual solution.

HLFEC 5-inch TFT LCD Touch Screen Monitor showing Raspberry Pi OS

Figure 1: HLFEC 5-inch TFT LCD Touch Screen Monitor in operation.

2. Features

Customized standard design.
Driver-free support for Raspberry Pi (Raspbian, Ubuntu, Kali, Win10 IoT) with single-point touch.
Driver-free support for PC (Windows XP single-point, Windows 7 some single-point, Windows 8/10 five-point touch).
Compatible with various HDMI devices including set-top boxes, BB black, Banana/Orange Pi, Jetson Nano, and car recorders.
Backlight switch control: 350mA current when open, 100mA current when off.
Universal Android USB interface support; USB voltage input does not affect performance.
USB touch interface supports both USB touch and display power supply.
Driver-free support for Linux distributions such as Ubuntu, Debian, CentOS, Arch, Kali, Redhat.
Full HD fidelity stereo audio output, supporting 44.1KHz to 196KHz audio tracks.

3. Specifications

Parameter	Value
LCD Display Size	5 inch
Module Structure	HDMI Display + USB Touch + PCB
Display Resolution	800*480
Module Dimensions	121 x 77 x 7.75 mm
Active Area Dimensions	109 x 67 mm
Pixel Pitch	0.1506 x 0.1432 mm
Color Pixel Arrangement	RGB Stripe
Display Mode	Transmissive type, Normally white mode
View Direction (Gray Inversion)	6 o'clock
LCD Interface Type	HDMI
CTP Interface Type	USB
CTP Structure Type	Cover Glass + ITO Glass (G+G)
CTP Structure Hardness	>6H
Brightness	500 (typ) cd/m2
Contrast Ratio	300:1
Operating Temperature	-20 ~ 70°C
Storage Temperature	-30 ~ 80°C
Weight	376g

Back view of the 5-inch LCD display showing the PCB and ports

Figure 2: Rear view of the HLFEC JRP5008 display, highlighting the PCB and connection ports.

4. Setup Instructions

4.1. Using with Raspberry Pi (Raspbian/Ubuntu Mate/Win10 IoT Core System)

Step 1: Install Raspbian Official Image
Download the latest official image for your Raspberry Pi from the official Raspberry Pi website. Follow the official tutorial steps to install the system onto your Micro SD card.
Step 2: Modify the “config.txt” File
After the system installation is complete, open the config.txt file located in the root directory of your TF card. Add the following code at the end of the file. Save the file and safely eject the Micro SD card:
```
max_usb_current=1
hdmi_force_hotplug=1
config_hdmi_boost=7
hdmi_group=2
hdmi_mode=87
hdmi_drive=1
display_rotate=0
hdmi_cvt 800 480 60 6 0 0 0
```
Step 3: Connect and Power On
Insert the prepared TF card into your Raspberry Pi. Connect the Raspberry Pi and the LCD display using the provided HDMI cable. Connect one end of the USB cable to one of the four USB ports on the Raspberry Pi, and the other end to the USB port on the LCD. Finally, supply power to the Raspberry Pi. For optimal performance, ensure a full 2A power supply is used. If the display and touch functions operate correctly, the setup is successful.

HLFEC 5-inch LCD display connected to a Raspberry Pi

Figure 3: HLFEC JRP5008 display connected to a Raspberry Pi.

4.2. Using as a PC Monitor

Step 1: Connect HDMI
Connect the HDMI output signal from your computer to the LCD's HDMI interface using the provided HDMI cable.
Step 2: Connect USB Touch
Connect either of the two MicroUSB ports on the LCD (USB Touch interface) to a USB port on your computer.
Step 3: Power On
Power on your computer and the LCD display. The display should be recognized as an external monitor.

The display can be used as a secondary screen to show various information, such as system status with tools like AIDA64. A theme file for AIDA64 (800x480 resolution) can be downloaded from: https://www.adrive.com/public/2C9GYp/800x480.rar

HLFEC 5-inch LCD display showing AIDA64 system monitoring data

Figure 4: HLFEC JRP5008 display showing AIDA64 system monitoring.

5. Operation

Once connected and powered, the HLFEC JRP5008 display functions as a standard HDMI monitor with integrated USB touch capabilities. The touch functionality is driver-free for most supported operating systems, allowing for immediate interaction.

Display Output: The display will automatically show the video output from the connected HDMI source.
Touch Input: The USB connection enables touch input. For Raspberry Pi, it supports single-point touch. For Windows 8/10, it supports five-point touch.
Backlight Control: The display features backlight control, which can be managed by the connected device or through specific software if available.
Audio Output: The display supports full HD fidelity stereo audio output via its audio jack, compatible with a range of audio frequencies.

6. Maintenance

Cleaning: Use a soft, lint-free cloth slightly dampened with water or a screen cleaner to gently wipe the display surface. Avoid harsh chemicals or abrasive materials.
Storage: When not in use for extended periods, store the display in a cool, dry place, away from direct sunlight and extreme temperatures. Use original packaging or a protective cover to prevent dust accumulation and physical damage.
Handling: Handle the display by its edges. Avoid applying excessive pressure to the screen surface.
Power Supply: Always use a stable and appropriate power supply (e.g., 5V/2A for Raspberry Pi applications) to prevent damage to the display and connected devices.

7. Troubleshooting

No Display/Black Screen:
- Ensure all cables (HDMI, USB power) are securely connected.
- Verify the power supply to the Raspberry Pi or PC is adequate and stable.
- For Raspberry Pi, double-check the config.txt modifications as per Section 4.1.
- Test with a different HDMI cable or port if possible.
Touch Function Not Working:
- Ensure the USB touch cable is connected from the display to the host device (Raspberry Pi/PC).
- Verify the operating system on your host device supports the driver-free touch functionality (e.g., specific Windows versions, Linux distributions).
- Restart the host device and the display.
Display Stays On After PC Shutdown:
- This can occur if the display is receiving power independently or if the PC's USB ports remain powered after shutdown.
- Check your PC's BIOS/UEFI settings for options related to USB power delivery during shutdown (e.g., "USB Power Delivery in S5 State"). Disabling this might resolve the issue.
- Alternatively, manually disconnect the display's power or USB cable after shutting down the PC.
Poor Image Quality/Incorrect Resolution:
- Ensure the host device's display settings are configured to 800x480 resolution.
- For Raspberry Pi, re-check the hdmi_cvt line in config.txt.

8. User Tips

When using with Raspberry Pi, a dedicated 2A power supply for the Pi is crucial for stable operation of both the Pi and the display.
For PC users, consider using the display as a compact system monitoring panel with software like AIDA64 for real-time CPU, GPU, and memory statistics.
If experiencing issues with the display remaining on after PC shutdown, check your motherboard's BIOS settings for USB power options.

9. Package Contents

The package includes the following items:

1 x HLFEC 5-inch TFT LCD Display (JRP5008)
1 x HDMI Cable
1 x Micro HDMI Adapter
1 x USB Cable
1 x Stand/Mounting Hardware

Package contents of the HLFEC 5-inch LCD display, including cables and stand

Figure 5: Included accessories with the HLFEC JRP5008 display.

10. Warranty and Support

For warranty information, technical support, or service inquiries, please refer to the seller's official website or contact their customer service department. Keep your purchase receipt as proof of purchase.