5 Troubleshooting
LS15S13C
5-5
CONFIDENTIAL
Does the signal appear at
Pin 67 (Tuner sound signal) and
Pin 47, 48 (PC sound) and
Pin 53, 54 (Component sound) and
Pin 50, 51 (VCR) of
IC 919 (MSP3451)?
Check the CN505 and the CN575 .
Yes
No
Does the signal appear at Pin 27,
28 of IC919 (MSP3451)?
Check the IC919 and
related circuit of IC919.
Yes
No
Does the signal appear
at FT935, FT936?
Check the IC503 (Audio amp) and
related circuit of IC503.
Yes
No
Replace the speaker.
5-4 No Sound
Summary of Contents for LS15S13C
Page 7: ...CONFIDENTIAL 2 Product Specifications 2 4 LS15S13C µs µs µs µs µs 2 3 2 Supported Modes 1 ...
Page 14: ...4 Alignments and Adjustments LS15S13C 4 3 CONFIDENTIAL ...
Page 15: ...Memo 4 Alignments and Adjustments 4 4 LS15S13C CONFIDENTIAL ...
Page 19: ...5 Troubleshooting 5 4 LS15S13C CONFIDENTIAL WAVEFORMS 6 1 6 3 6 2 6 4 7 8 X201 5 ...
Page 21: ...Memo 5 Troubleshooting 5 6 LS15S13C CONFIDENTIAL ...
Page 22: ...CONFIDENTIAL LS15S13C 6 1 6 Exploded View and Parts List ...
Page 23: ...Memo 6 Exploded View Parts List 6 2 LS15S13C CONFIDENTIAL ...
Page 43: ...7 Electrical Parts List 7 20 LS15S13C CONFIDENTIAL Memo ...
Page 44: ...8 Block Diagram LS15S13C 8 1 CONFIDENTIAL ...
Page 45: ...8 Block Diagrams 8 2 LS15S13C CONFIDENTIAL Memo ...
Page 51: ...10 Schematic Diagrams 10 4 LS15S13C CONFIDENTIAL X201 5 DPTV R G B Output CR01 CG01 CB01 4 ...
Page 53: ...10 Schematic Diagrams 10 6 LS15S13C CONFIDENTIAL IC801 2 IC805 1 1 2 ...
