BenQ M2700HD Service Manual page 49
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Also See for M2700HD:
- User manual (40 pages) ,
- User manual (42 pages) ,
- User manual (43 pages)
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No Power & Power LED Off
Check pin2 of IC802
voltage about 3V
Check pin1 of IC806
voltage is below 1.4V
No power
Check primary
rectifier voltage
Check pin6 of IC806
voltage about 16V
END
Check
circuit if
Check F801, P801,
RT,801,D808
CheckC823,D813,C84
1
Check primary OVP,
OLP and secondary
Check R845, R846,
R849, R852,R853,
48
Check IC802,
C807, T801,
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