FSC B19-2
Page 34 of 55
8.2 TROUBLE SHOOTING
8.2.1 MAIN BOARD
No power
No power
Press power key and look
if the picture is normal
Please reinsert and make sure
the AC of 100-240 is normal
Measure U201 PIN2=1.8V
U202 PIN2=3.3V
Reinsert or check the
Adapter/Inverter
section
X601 and X401 oscillate
waveforms are normal
Check CN201 or replace
U201, U202
Replace U401
Replace U601
Replace X601, X401
OK
OK
OK
NG
NG
NG
NG
NG
Summary of Contents for B19-2
Page 8: ...FSC B19 2 Page 8 of 55...
Page 9: ...FSC B19 2 Page 9 of 55...
Page 10: ...FSC B19 2 Page 10 of 55...
Page 15: ...FSC B19 2 Page 15 of 55 4 4 3 OPTICAL CHARACTERISTICS 4 4 4 Backlight unit...
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Page 17: ...FSC B19 2 Page 17 of 55 5 BLOCK DIAGRAM 5 1 Monitor Exploded View...
Page 31: ...FSC B19 2 Page 31 of 55 7 PCB LAYOUT 7 1 MAIN BOARD...
Page 32: ...FSC B19 2 Page 32 of 55 7 2 Key board 7 3 INVERTER Board...