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toshiba_32wlt68_repair-tips.pdf

Gdzie znaleźć schemat do telewizora Toshiba 32WLT68-01?

Nic mi nie wiadomo, aby był ogólnie dostępny. To, co jest, wymaga Zeusa. Pomocnik:


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WL(T)68 Stuck In Standby

Problem
•Won’t come out of standby when cold (RED LIGHT ON ).
Then fault progresses to stuck in standby all the time.
Cause
•DDR 2.5V rail missing from Cortez IC preventing boot up
Cure
•Re-solder IC420 MP2105DJ-LF-Z on Signal Processing board.
Using lead free solder.

DLS 24/10/09

WL(T)68 Stuck In Standby

1. Remove Signal PCB
2. Remove 3 screws from screening can ( Shown by
3. Unfold securing lugs (Show by
)

DLS 24/10/09

)

WL(T)68 Stuck In Standby

4. Unfold securing lugs (Show by

DLS 24/10/09

)

WL(T)68 Stuck In Standby

5. Remove the top Shield
and then the bottom
shield

NOTE : There are 3 heat sinks that are clipped onto the shield which may be
stuck on the 3 processing IC’s These must be fitted when re assembling after
repair

DLS 24/10/09

WL(T)68 Stuck In Standby

6. Locate IC420 on bottom of
PCB, and resolder
Lead free solder must be used.
7. Reassemble in reverse order
DLS 24/10/09