ViewSonic VLCDS27955-1W Service Manual page 6

2.2. FACTORY SUPPORTING MODES
Prim ary Preset
Factory Preset Modes
2.3. D-SUB CONNECTOR
This section describes the pin assignment of the LCD's video connector. It is called 15 Pin
Mini D-sub Connector.
ViewSonic Corporation
VESA 1024 x 768 @ 60 Hz
1. 640 x 350 @ 70Hz, 31.5kHz
2. 640 x 480 @ 60Hz, 31.5kHz
3. 640 x 480 @ 67Hz, 35.0kHz
4. 640 x 480 @ 75Hz, 37.5kHz
5. 640 x 480 @ 72Hz, 37.9kHz
6. 720 x 400 @ 70Hz, 31.5kHz
7. 800 x 600 @ 56Hz, 35.1kHz
8. 800 x 600 @ 60Hz, 37.9kHz
9. 800 x 600 @ 75Hz, 46.9kHz
10. 800 x 600 @ 72Hz, 48.1kHz
11. 800 x 600 @ 85Hz, 53.7kHz
12. 832 x 624 @ 75Hz, 49.7kHz
13. 1024 x 768 @ 60Hz, 48.4kHz
14. 1024 x 768 @ 70Hz, 56.5kHz
15. 1024 x 768 @ 72Hz, 58.1kHz
16.1024 x 768 @ 75Hz, 60.0kHz
Signal Connector
Pin NO.
Red Video Signal
1
Green Video Signal
2
Blue Video Signal
3
N.C.
4
Ground
5
Ground
6
Ground
7
Ground
8
+5V
9
Ground
10
N.C.
11
DDC data
12
Horizontal sync signal
13
Vertical sync signal
14
DDC clock
15
3
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VG510b/s