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Alarm

Protection

Vd Protection TCP Broken

In case of shortage between Vd line and GND in TCP, Vd protection will be worked.

CHECK POINT

Shortage between Vd line and GND,

TCP surface

Data Relay Board Broken

In case of shortage between Vd line and GND in data relay board, Vd protection will be worked.

CHECK POINT

Shortage between Vd line and GND on data relay board.

REWORK

We can not rework this.

REWORK

Change the data relay board.

5V Protection Digital Board Broken

In case of no supply from supply board, 5V protection will be worked.

CHECK POINT

Fuse on digital board

REWORK

Change the digital board.

9

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Sony KE-42MR1, KE-42MR1E, KE-42MR42M1 service manual Alarm Protection Vd Protection TCP Broken, Data Relay Board Broken