Troubleshooting 7 Blinks Failure (SU/SD Boards Isolation Procedure)
Procedure:
1. Remove the 4 VFG screws from the SU and SD
boards. (See picture on the left side.)
2. Remove SC41, SC42, and SC46 from the SC
board.
3. Install the SC50 Jig or just jump pins 1 and 2 of
connector SC50 on the SC board.
Note: Remove the jig or the jumper after
completing the isolation procedure.
Actual SC50 Jig
4. Plug-in the TV and turn it on.
Warning:
When performing this procedure, isolate the SU and SD boards
together at the same time. Do not attempt to isolate the SU or the
SD boards individually. This could cause further damages to the TV
P/N:TZSC09187
Slide 26
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