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Flow Chart of Troubleshooting
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9-17
9-8. Receiver Part
Receiver does not work
Yes
No
Resolder or Replace UCP700
Check C414,C418 Is there
Signal?
(If all power sources work
well)
Yes
Check pin 35,36 at UCD401
Does it Work?
Resolder or Replace UCD401
No
Check pin 5,10 at U404
Does it Work?
Yes
Resolder or replace U404
No
Yes
Modify the receiver wire soldering
No
Check the soldering of the
Receiver wire
Yes
Yes
No
Replace the Receiver
Is Receiver working?
END