LC-32LE150M
7 – 1
CHAPTER 7. TROUBLESHOOTING
TABLE
[1] TROUBLESHOOTING TABLE
[1] TROUBLESHOOTING TABLE
No power (front LED failure to light up) or no startup (front LED failure to turn from red to green)
Is the AC cord connector tightly connected to the set? NO Reconnect the AC cord tightly and turn on the power again.
YES
Are the wire harnesses and other cables properly connected in
the set?
NO Reconnect the wire harnesses and other cables properly in the
set.
YES
Is there 7.5V from IC9605 & IC9603 NO Check the AC_CTRL Line (90) of IC3301 , IC3101,X 3301
YES
Are the DC/DC converter outputs and the output voltages along
the control lines as specified?
NO Check the DC/DC converters and the control lines. Replace
defective parts as required.
1) D+5.0V (I C9601)
2) D+3.3V ( IC9602)
3) D+1.26 V (I C9604)
4) D+3.3V (IC9603)
5) D+1.8V (IC9606)
6) D+2.5 (IC9608)
crystal oscillation
YES
Replace IC3301
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