Sanyo NV-E7000 - Manual (Page 28)

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27
TROUBLE SHOOTING
VIDEO
C
DVD
F
NAVI
D
Confirm the signal at pin 2,15 of IC250.
Yes
Yes
Yes
Yes
Yes
Then check around IC250.
No
No
No
No
No
Confirm the signal at pin 2 ,6 of IC220. Then check around IC220.
Then check around IC260 and JK301.
Confirm the signal at pin 5,14 of IC250. Then check around IC250.
Then check NAVI BLOCK
(around IC881 and IC882).
Confirm the signal at pin 4,11 of IC250. Then check around IC250.
Confirm the signal at pin 3,5 of IC240. Then check around IC240.
Then check around IC791, 781 and
701 of DVD BLOCK.