24” LCD Color Monitor BenQ M2400HD
50
(2) No picture
No picture
X401 oscillate waveforms are
normal
Check if the sync signal from
computer is output and video cable
is connected normally
Input the sync signal of computer, or
change the cable
Measure U701 Pin2=3.3V, U702 Pin2=1.8V
Check if the Pin 3, 4 of CN701 are 5V input
Check power board
NG
OK
Содержание M2400HD - 24" LCD Monitor
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