TROUBLESHOOTING GUIDE
E-36
D-VR4SU/D-VR4SC
NO COLOR PLAYBACK PICTURE
OF S-VIDEO JACK
Yes
No
Yes
No
Check IC4001 and
peripheral circuit.
Is there C signal at
pin 8 of CP8301 ?
Is there C signal at
pin 127 of IC4001 ?
Check CP7302 connection
to CP8301.
Check J8003 and
peripheral circuit.
Check IC8305 and
peripheral circuit.
Yes
No
Is there C signal at pin
2 of IC8305 ?