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LC-24LE240
There may be a problem about power supply. Check 12V_VCC, 5V_VCC and 3V3_VCC
with a voltage-meter. Also there may be a problem about SW. Try to update TV with latest SW.
Additionally it is good to check SW printouts via hyper-terminal (or Teraterm).
These printouts may give a clue about the problem.
9. Standby On/Off Problem
Problem: Device cannot boot, TV hangs in standby mode
10. No signal Problem
Problem: No signal in TV mode.
Check tuner supply voltage; 3V3_TUN. Check tuner options are corretly set in Service menu. Check
AGC voltage at IF_AGC pin of tuner.
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