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CONFIDENTIAL
5 Troubleshooting
NK15A*/NK17A*
5-3
5-3 No Picture (TV, Video, S-Video, SCART)
Check the CO44, CO45(S-Video),
CO46(VCR) and CO42(RF-CVBS).
IC011 #1 RF-CVBS
IC011 #5 S-Video
IC011 #8 VCR
Check the CN888(Tuner)
and the CN702_1.
Yes
No
Does the signal appear at IC010.
Check the #19 and
related circuit of IC011.
Yes
No
Does the signal appear at
IC200 and 3.3V_BA.
Check the IC010 (#31~34,
37~44, 47~50) Data out
and related circuit of IC010.
Yes
No
Does the signal appear at
IC300 and 3.3V_BD.
Check the IC200 and
related circuit of IC200.
Yes
No
Check the IC901 and CN901.
5-1
5-2
5-3
6
7
Summary of Contents for NK15A Series
Page 14: ...4 Alignments and Adjustments NK15A NK17A 4 3 CONFIDENTIAL ...
Page 15: ...Memo 4 Alignments and Adjustments 4 4 NK15A NK17A CONFIDENTIAL ...
Page 21: ...Memo 5 Troubleshooting 5 6 NK15A NK17A CONFIDENTIAL ...
Page 22: ...CONFIDENTIAL NK15A NK17A 6 1 6 Exploded View and Parts List 6 1 NK15A ...
Page 23: ...6 2 NK17A 6 Exploded View Parts List 6 2 NK15A NK17A CONFIDENTIAL ...
Page 105: ...8 Block Diagram 8 1 NK15A NK17A NK15A NK17A 8 1 CONFIDENTIAL ...
Page 106: ...8 Block Diagrams 8 2 NK15A NK17A CONFIDENTIAL 8 2 NK15A NK17A ...
Page 108: ...Memo 9 Schematic Diagrams 9 2 NK15A NK17A CONFIDENTIAL ...
Page 112: ...CONFIDENTIAL 10 Schematic Diagrams 10 4 NK15A NK17A X201 4 ...
Page 114: ...CONFIDENTIAL 10 Schematic Diagrams 10 6 NK15A NK17A IC801 2 1 IC805 1 2 ...