Toshiba D-VR5SU Service Manual page 104

E-E DOES NOT APPER
AT DVD MODE
Is there a signal in at
pin 11, 13 and 15 of
CP7301 ?
Yes
Is there a signal in at
pin 2, 4 and 9 of
IC4009 ?
Yes
Is there a signal in at pin
M17,N17~N20, P17~P20
and R18~R20 of IC4001 ?
Yes
Is there signal out at pin
F17,F18, G18, E17 and
H17 of IC4001 with each
out put mode ?
Yes
Check VCR BLOCK.
TROUBLESHOOTING GUIDE
No
No
No
No
E-31
Check VCR BLOCK.
Check IC4009 and
peripheral circuit.
Check IC4009 and
peripheral circuit.
Check IC4001 and
peripheral circuit.
D-VR5SU/D-VR5SC