21
TROUBLESHOOTING
NO
NO
Inserted L216?
Replace noninserted parts.
Pin 14 of IC205 is +5 Voltage?
Check Power Circuit
YES
YES
NO
Check DVD Loader
Signal on Pin 5 of P505?
YES
NO
Replace noninserted parts.
Inserted C239,C240
R246,R249,R292,R250,D201,D202?
NO
Replace IC205
Signal on Pin 1 of JK202?
YES
Check JK202
YES
4. No OPTICAL output on DVD Mode
NO
Replace noninserted
parts.
Inserted R247?
YES
NO
Check DVD Loader
Signals in Pin 5 of P505?
YES
Check JK201
5. No COAXIL output on DVD Mode
Summary of Contents for DHD-4000D
Page 30: ...29 BLOCK DIAGRAM VIDEO BLOCK ...
Page 32: ...31 BLOCK DIAGRAM TUNER BLOCK ...
Page 40: ...39 SCHEMATIC DIAGRAM ...
Page 44: ...43 SCHEMATIC DIAGRAM SCHEMATIC DIAGRAM ...
Page 45: ...44 COMPONENTS LOCATION GUIDE ON PCB BOTTOM VIEW ...
Page 49: ......
Page 66: ...686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA DAEWOO ELECTRONICS Corp ...