No Composite / S-Video Signal When Playing Disc - Philips DVDR630VR Service Manual

VDR ELECTRICAL TROUBLESHOOTING GUIDE

3. No COMPOSITE / S-VIDEO signal when playing DISC

COMPOSIT : No Signal
YES
R606, C610
YES
IC610 – 4
Check input
YES
C650
YES
R458
YES
IC5101-40 : HIGH
/RST_VENC
YES
IC5101 41,42
Check I2C Clk, Data
YES
R5124~R5131
Check VO_D0 ~VO_D15
YES
IC5101 9~16 Check
MP7~MP0 signal
S-VIDEO : No Y Signal
NO
R602, C602
NO
IC610 – 6
Check input
NO
C651
NO
R456
NO
R4103, R4107
Check Signal
NO
R154, R155
Signal and 3.3V level
NO
Check R5101 CLOCK
Check IC101 power
And Other circuits
3-74 3-74
YES
NO
YES
NO
YES
YES
YES
YES
S-VIDEO : No C Signal
YES
R601, C601
YES
IC610 – 2
Check input
YES
C639
YES
R457
YES