Service manual

ViewSonic Corporation Confidential - Do Not Copy VA2012w-2_VA2012wb-2
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12 800 x 600 @ 60Hz, 37.9kHz Yes N/A
13 800 x 600 @ 75Hz, 46.9kHz Yes N/A
14 800 x 600 @ 72Hz, 48.1kHz Yes N/A
15 832 x 624 @ 75Hz, 49.7kHz Yes N/A
16 1024 x 768 @ 60Hz, 48.4kHz Yes N/A
17 1024 x 768 @ 70Hz, 56.5kHz Yes N/A
18 1024 x 768 @ 72Hz, 58.1kHz Yes N/A
19 1024 x 768 @ 75Hz, 60.0kHz Yes N/A
20 1280x720p 50Hz @ 37.5kHz Yes N/A
21 1280x 720p @ 60Hz, 45kHz Yes N/A
22 1280 x 1024 @ 60Hz, 63.4kHz Yes N/A
23 1280 x 1024 @ 75Hz, 79.97kHz Yes N/A
24 1600 x 1200 @ 60Hz, 75kHz Yes N/A
25 1600 x 1200 @ 70Hz, 87.5kkHz Yes N/A
26 1600 x 1200 @ 75Hz, 93.8kHz Yes N/A
27 1680 x 1050 @ 60Hz, 65.3 kHz Yes N/A
28 1680 x 1050 @ 75Hz, 82.3 kHz Yes N/A
29 1920 x 1080i @ 50Hz, 56.5kHz Yes N/A
30 1920 x 1080p @ 50Hz, 62.5kHz Yes N/A
Primary Presets
“1680 x 1050” @ 60Hz
User Presets
Number of User Presets (recognized timings) Available: 10 presets total in FIFO configuration
Changing Modes
z Maximum Mode Change Blank Time for image stability : 3 seconds (Max), excluding “Auto Adjust” time
z Under DOS mode (640 x 350, 720 x 400 & 640 x 400), it should recall factory setting when execute
“Auto Adjust”
z The monitor needs to do “Auto Adjust” the first time a new mode is detected
z (see section “0-Touch™ Function Actions”)
z While running Change Mode, Auto Adjust or Memory Recall, the image shall blank