Marshall Electronics ML-702 Dual 7" Full HD 3RU Rack Mount Monitor

1. Product Overview

The Marshall ML-702 is a professional broadcast monitor featuring dual 7-inch LCD screens, designed for rack-mount applications such as fly-packs, control rooms, and routing rooms. It offers a feature-rich yet economical solution for various video system needs. Its looping video inputs distinguish it from similar products, providing enhanced flexibility. Standard power and tally connections, combined with a logical menu structure, make this display an ideal choice for flexible system designs.

Key Features

• Dual Full HD Displays: Two 7-inch screens with 1920 x 1200 resolution for clear image monitoring.
• Versatile Input Support: Each screen accepts SDI, HDMI, and CVBS with looping outputs.
• High Compatibility: HDMI supports up to 3840 x 2160p30 and 4096 x 2160p30 for 4K workflows.
• Built-In Monitoring Tools: Includes focus peaking, tally borders, histogram, and markers.
• Flexible Installation: 3RU tilting rackmount with wide viewing angles and front panel controls.

2. Setup Guide

2.1 Unpacking and Inspection

Carefully remove the ML-702 monitor from its packaging. Inspect the unit for any signs of damage that may have occurred during shipping. Retain all packaging materials for future transport or storage.

2.2 Rack Mounting

The ML-702 is designed for standard 3RU rack mounting. Secure the unit into a standard 19-inch equipment rack using appropriate rack screws. Ensure adequate ventilation around the unit to prevent overheating.

2.3 Power Connection

Connect the provided DC power adapter to the "12V DC IN" port on the rear of the monitor. Plug the adapter into a suitable power outlet. The power indicator on the front panel will illuminate when power is supplied.

2.4 Video Input Connections

The ML-702 supports various video inputs for each screen. Connect your video sources to the corresponding input ports on the rear panel. Each screen has dedicated HDMI, 3G-SDI, and CVBS (Composite Video Broadcast Signal) inputs, along with looping outputs for SDI and HDMI.

• HDMI: Connect HDMI cables to the HDMI IN ports. HDMI supports resolutions up to 4K (3840x2160p30 and 4096x2160p30).
• 3G-SDI: Connect SDI cables to the 3G-SDI IN ports. Use the 3G-SDI OUT ports for looping the signal to another device.
• CVBS: Connect composite video cables to the CVBS IN ports.

Figure 2.1: Rear panel of the ML-702 monitor, illustrating the various input and output connections for video, audio, and power, including HDMI, 3G-SDI, CVBS, and LAN ports.

3. Operation

3.1 Front Panel Controls

The front panel provides intuitive controls for operating each of the dual monitors independently.

Figure 3.1: Front panel of the ML-702 monitor, showing the dual 7-inch displays, power buttons, input selection buttons, function keys (F1-F4), and menu navigation rotary knobs for each screen.

• POWER Button: Press to turn the individual monitor on or off.
• INPUT Button: Cycles through available video inputs (HDMI, SDI, CVBS) for the respective screen.
• F1-F4 Function Buttons: User-assignable buttons for quick access to frequently used features (e.g., focus peaking, aspect ratio, markers).
• MENU Button: Press to enter or exit the On-Screen Display (OSD) menu.
• Rotary Knob: Used to navigate through menu options and adjust parameter values. Press the knob to confirm selections.

3.2 Menu Navigation

To access the OSD menu, press the MENU button. Use the rotary knob to scroll through menu categories and options. Press the rotary knob to select an option or enter a sub-menu. Rotate the knob to adjust values, and press again to confirm. Press the MENU button again to exit the OSD.

3.3 Monitoring Tools

The ML-702 includes several built-in tools to assist with accurate video monitoring:

• Focus Peaking: Highlights in-focus areas of the image, making it easier to achieve sharp focus.
• Tally Borders: Displays a colored border around the screen to indicate camera status (e.g., red for live, green for standby).
• Histogram: Provides a graphical representation of the tonal distribution of the image, helping to assess exposure.
• Markers: Overlays various frame guides and aspect ratio markers (e.g., center marker, safety area, 16:9, 4:3) for precise framing.

4. Maintenance and Care

Proper maintenance ensures the longevity and optimal performance of your ML-702 monitor.

4.1 Cleaning

• Screen: Use a soft, lint-free cloth specifically designed for electronics screens. For stubborn smudges, lightly dampen the cloth with distilled water or a screen-cleaning solution. Never spray liquid directly onto the screen.
• Chassis: Wipe the monitor's chassis with a soft, dry cloth. Avoid using abrasive cleaners or solvents, as they may damage the finish.

4.2 Storage

When not in use for extended periods, store the monitor in a cool, dry place, away from direct sunlight and extreme temperatures. If possible, use the original packaging for protection.

5. Troubleshooting

This section addresses common issues you might encounter with your ML-702 monitor. If the problem persists after following these steps, please contact Marshall customer support.

6. Technical Specifications

7. Warranty and Support

Marshall Electronics products are manufactured to the highest quality standards. For information regarding warranty coverage, technical support, or service, please refer to the warranty card included with your product or visit the official Marshall Electronics website.

Online Support: www.marshall-usa.com/support

Contact Information: Please refer to the website for the most current contact details for technical support and customer service.