24
3.6.4
J1
Pin NO.
Signal
Comment
1 NC
NC
2
LED-Y
Power saving mode
3
LED-G
Monitor is ON
4 GND
GND
5
KEY-POWER
Power ON/OFF key
6
KEY-DOWN
Function select counter-clockwise key
7
KEY-R
Adjust up key
8
KEY-L
Adjust down key
9
KEY-UP
Function select counter-clockwise key
10 GND
GND
3.6.5
CN1 Digital Video input Connector: DVI-D
Pin-Assignment of DVI-D(24 pin) connector
1 TX2-
9 TX1-
17 TX0-
2 TX2+
10 TX1+
18 TX0+
3 Shield (TX2 / TX4) 11 Shield (TX1 / TX3) 19 Shield (TX0 / TX5)
4 NC
12 NC
20 NC
5 NC
13 NC
21 NC
6 DDC-Serial Clock 14 -5V Power *)
22 Shield (TXC)
7 DDC-Serial Data
15 Ground (+5V)
23 TXC-
8 No Connect
16 Hot plug detect
24 TXC+
*)In case, the power of the PC unit is switched off and the power the monitor is switched
on, no voltage may occur at pin 14.
Summary of Contents for AL922
Page 21: ...21 3 3 BLOCK DIAGRAM ...
Page 31: ...31 7 TROUBLESHOOTING 7 1 Main Procedure ...
Page 32: ...32 7 1 1 Power Circuit Troubleshooting ...
Page 33: ...33 7 1 2 Backlights Troubleshooting ...
Page 34: ...34 7 1 3 Performance Troubleshooting ...
Page 35: ...35 7 1 4 Function Troubleshooting ...
Page 38: ...38 Back Cover Cable Cover Gap 0 8 mm B 1 2 mm Base Cover Neck Cover Gap 0 8 mm C 1 2 mm ...
Page 42: ...42 WAVESHAPE ...
Page 48: ...48 APPENDIX A PARTS LISTS ...
Page 50: ...50 A 4 461A7830011 Firmware Ctrl Board VL 901 ...
Page 53: ...53 APPENDIX B DISPLAY UNIT ASSEMBLY ...