80
LC-32LE510
LC-40LE510
26.8.
No Sound Problem at Headphone
Problem: No audio at headphone output.
Check HP detect pin, when headphone is. Check 5V_VCC and 3V3_VCC with a voltage-meter.
26.9.
Standby On/Off Problem
Problem: Device cannot boot, TV hangs in standby mode.
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.
26.7.
No Sound Problem
Problem: No audio at main TV speaker outputs.
Check supply voltages of VDD_AUDIO, 5V_VCC and 3V3_VCC with a voltage-meter.
There may be a problem in headphone connector or headphone detect circuit (when headphone is
connected, speakers are automatically muted). Measure voltage at HP_DETECT pin, it should be 3.3v.
25.7
25.8
25.9
Summary of Contents for LC-32LE510E
Page 20: ...20 LC 32LE510 LC 40LE510 1 1 General Block Diagram 1 1 General Block Diagram ...
Page 28: ...28 LC 32LE510 LC 40LE510 4 4 Frequency response ...
Page 30: ...30 LC 32LE510 LC 40LE510 5 3 Absolute Ratings 5 3 1 Electrical Characteristics ...
Page 31: ...31 LC 32LE510 LC 40LE510 5 3 2 Operating Specifications ...
Page 32: ...32 LC 32LE510 LC 40LE510 5 4 Pinning ...
Page 34: ...34 LC 32LE510 LC 40LE510 6 3 2 Operating Specifications 6 4 Pinning ...
Page 36: ...36 LC 32LE510 LC 40LE510 Ì µ µ ò Ú ĞÉîê ĞÉîé µ º ò Ú ĞÍïêô ĞÍïéô ĞÍêğ µ µ ò ...
Page 49: ...49 LC 32LE510 LC 40LE510 12 4 Pinning 11 4 ...
Page 50: ...50 LC 32LE510 LC 40LE510 ...
Page 52: ...52 LC 32LE510 LC 40LE510 ...
Page 66: ...66 LC 32LE510 LC 40LE510 23 3 VGA CN132 22 3 ...
Page 69: ...69 LC 32LE510 LC 40LE510 23 3 Options Options Options 1 Options 2 ...
Page 82: ...82 LC 32LE510 LC 40LE510 Notes ...
Page 95: ...95 LC 32LE510 LC 40LE510 PRINTED WIRING BOARD 28 PRINTED WIRING BOARD Main Unit PWB Top Side ...
Page 96: ...96 LC 32LE510 LC 40LE510 NOTES ...
Page 121: ...121 LC 32LE510 LC 40LE510 Notes ...