Panasonic SA-BTT785GN Service Manual page 29

Symptom -5
No Picture
Check the Input Source Check the Input Source
OK
Check the Setup
of HOME menu
OK
Check the HDMI Cable
OK OK
Exchange the Digital P.C.B
.
*(c)
Choose Correct Source Choose Correct Source
NG NG
Setup Deepclolor and
Progressive off ( c) Progressive off (*c)
NG NG
Exchange the HDMI Cable
NG
.
Symptom -6
No Sound
Check the Connection Check the Connection
OK
Check the Speaker Box
OK OK
Check the Fan Operation
OK
Exchange theDigital P.C.B. Exchange theDigital P.C.B.
29
reconnect correctly reconnect correctly
NG NG
Exchange the Speaker Box
NG
Exchange the fan
NG