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112 Meridian 3
3.18.8 Monitor Audio Amplifier Input Impedance
The monitor audio amplifier shall have minimum 10K ohm AC input impedance.
3.19 USB HUB 2.0 Support
Connect the HUB port of the monitor to host PC’s USB port via USB cable, then attach external device to the
downstream port of the monitor. Check if the device can work properly.
3.20 Power Sensor
Functional Requirement for the front detection
For the presence sensor functionality, the following requirements are defined.
y
Two IRs be used for user present detections, one IR is for transmission signals, the other one is for receiving
reflection IR signals.
y
User must be detected in the following range: 0 up to 100cm (+20 cm)
y
Detection angle: +/- 30 degree
y
Sensor key control: adjust detection distance (0~4 scales), default is 3
0: off, 1: 55 cm, 2: 70 cm, 3: 85 cm, 4: 100cm
y
Anti-interference between two monitors, monitors must have anti-interference methods (coding…etc) to
prevent monitors to talk to each other.
Power Sensor Functional Behavior
Time Period
60sec
60sec ~ 180sec
180sec ~
Power Sensor
No ACTION
Lower down backlight
brightness
Backlight & LCD panel
shutdown
Power Saving
0
50%
80%
The following setup will be supported:
Monitors standing back to back
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Страница 15: ... 15 Meridian 3 5 Block Diagram 5 1 Scaler Board ...
Страница 33: ...33 Meridian 3 Remark Parts position can be searched by using FIND function in PDF ...
Страница 43: ...43 Meridian 3 CN751 CN002 CN004 CN752 CN755 CN756 From CN903 From CN603 USB Board ROCKER SW ...
Страница 44: ... 44 Meridian 3 9 Scaler Board Overview Scaler IC DC DC Flash ROM DVI EEPROM VGA EEPROM FFC Cable ...
Страница 53: ...53 Meridian 3 Click Finish to complete the USB driver installation ...
Страница 74: ... 74 Meridian 3 15 Monitor Exploded View ...