FUNAI LED22-T800M Service Manual page 24

FLOW CHART NO.13
P-ON+11V is not output.
Is approximately 12V voltage supplied to the
base of Q506?
Replace Q506.
FLOW CHART NO.14
The key operation is not functioning.
Replace Digital Main CBA Unit.
FLOW CHART NO.15
No operation is possible from the remote control unit.
Yes
Yes
Yes
Replace Digital Main CBA Unit.
Yes
Yes
Yes
Yes
No
No
No
Re-install the switches (SW101-SW106) correctly or
replace the poor switch.
No
Check the switches (SW101-SW106) and their
periphery, and service it if defective.
No
Check AL+3.3V line and service it if defective.
No Replace the RS101 (remote control receiver) or
remote control unit.
No
Check the line between Pin(1) of RS101 (remote
control receiver) and Pin(13) of CN905, and service
it if defective.
8-4 A0C76TR