ViewSonic VA1930wm-1, Руководство по обслуживанию

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ViewSonic Corporation Confidential - Do Not Copy
VA1930wm-1
2
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5. AC Outlet Pin Assignment
Pin Symbol Description
1 L Live
2 N Neutral
3 E GND
6. Inner Connector Pin Assignment
6.1 CN501, CN502, CN503, CN504 (
Connect to Panel Backlight, SM02B-BHSS-1-TB or equivalent
)
Pin Symbol Description
1 H.V. High voltage for lamp
2 L.V. Low voltage for lamp
6.2 CN101 (Power BD to Interface BD)
Pin No. Symbol Description
1 VCC5V +5.1V INPUT
2 VCC5V +5.1V INPUT
3 GND GND
4 ON/OFF CCFL on/off control
5 BRIGHTNESS Panel luminance control (CCFL brightness)
6 GND Ground
7 VOL Volume control input (For VA703m only)
8 MUTE Mute control input (For VA703m only)
6.3 CN105 (Interface BD to Keypad)
DC power on/off control
Pin
No.
Symbol Description
1 LED_ GREEN Orange LED lighting control
2 LED_ ORANGE Green LED lighting control
3 GND Ground
4 KEY_POWER DC power on/off control,
5 KEY_UP&
▲
OSD “ ▲ ” control to adjust value to increase,
6 KEY_DOWN&2 Select control and auto adjustment control,
7 GND OSD “ ▼ ” control to adjust value to decrease
8 KEY_1 OSD menu and exit
P801
1 2
3