ViewSonic VS11661 Service Manual page 49
22” wide color tft lcd display
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Also See for VS11661:
- User manual (25 pages) ,
- Manual de utilizare (23 pages) ,
- Service manual (76 pages)
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No Power & Power LED Off
ViewSonic Corporation
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No power
Check primary
rectifier voltage
Check pin6 of
IC802 voltage
about 12V
Check pin2 of IC802
voltage about 3V
Check pin1 of IC802
voltage is below 1V
END
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Check
circuit if
short
Check F801, P801,
RT,801,D801
CheckC810,D803,C807,
Check primary OVP,
OLP and secondary
Check R811, R810,
R809, R808,R814
46
Confidential - Do Not Copy
Check IC802,
C804, T801,
VX2255wmh-4
VX2255wmb-4
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