30
3.6.6
CN10
Pin NO.
Signal
Comment
1
LED-Y
Power saving mode
2
LED-G
Monitor is ON
4 GND
GND
5
KEY-POWER
Power ON/OFF key
6
KEY-AUTO
Auto Adjusting and Channel Selection
7
KEY-MENU
Function Selection enable
8
KEY-UP
Function select and Adjust UP
9
KEY-DOWN
Function select and Adjust Down
3.6.7
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 AL1931
Page 27: ...26 3 3 BLOCK DIAGRAM ...
Page 34: ...33 5 TROUBLESHOOTING 5 1 Main Procedure ...
Page 35: ...34 5 1 1 Power Circuit Troubleshooting ...
Page 36: ...35 5 1 2 Backlights Troubleshooting ...
Page 37: ...36 5 1 3 Performance Troubleshooting ...
Page 38: ...37 5 1 4 Function Troubleshooting ...
Page 44: ...43 WAVESHAPE ...
Page 50: ...49 APPENDIX A PARTS LISTS ...
Page 51: ...50 A FRU Board A 1 454AA030001 PCBA Key Board VK 903 ...
Page 52: ...51 A 2 461AA030001 Firmware CTRL Board VL 903 ...
Page 53: ...52 A 3 455AA030001 PCBA D D INV Board Vp 903 ...
Page 54: ...53 Appendix B DISPLAY Assembly ...
Page 55: ...54 ...
Page 58: ...57 ...
Page 60: ...60 Appendix C PCBA Assembly ...
Page 61: ...61 ...
Page 63: ...63 ...
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