32
Troubleshooting
This chapter provides troubleshooting information for the V233H:
1. No Power
Chapter 4
No power
Press power key and look if the
picture is normal
Please reinsert and make sure the
AC of 100-240 is normal
Reinsert or check the
power section
Check if X401 oscillate waveforms are
normal
Measure U701 Pin2=3.3V, C704(+)=1.8V
OK
OK
NG
NG
NG
Check U701,Q702 and Q703
Replace U401
Replace X401
NG
OK
This Manual: http://www.manuallib.com/file/733325
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