Pioneer DV-300-K Service Manual page 24

1
A
DOES NOT LIGHT ON DISPLAY
Is the voltage at
pin 13 and pin 43 of IC651
about 3V ?
B
Replace V651 or IC651.
C
NO PLAYBACK PICTURE OF AV
JACK
Is there
a signal at pin 164 of
IC4001 ?
D
Is there
video signal at pin 33
of IC7301 ?
E Change IC7301.
F
24
1
2
No
Yes
No
Yes
Yes
No
2
3
DV-300-K
3
4
Check AT+3.3V line of
POWER BLOCK.
Check IC4001 and
peripheral circuit.
Check J7302 and peripheral
circuit.
4