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37
Meridian 1
11. Repair Flow Chart
11.1 Main Board
(1). No Power
No power
Press power key and look if the
picture is normal
Please reinsert and make sure
the AC of 90-264V is normal
Reinsert or check the
Adapter/Inverter section
X401 oscillate waveforms are normal
Check C706, C707 and U703
Replace U401
Replace X401
OK
OK
OK
NG
NG
NG
NG
Measure U703 PIN2=3.3V
Содержание 190V1SB/00
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