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MCU

LSU

HSYNC

SHOLD, LDEN

 

CN119 10 pin (SYNC)

Not delivered.

Not outputted.

Outputted.

Connection is proper.

Are SHOLD and LDEN outputted?

Check the MCU circuit. (Replace the MCU.)
(MCU PWB connector section 2)
(MCU PWB Driver section 1)

IC 113 IN (8 pin)/OUT (12 pin)

CN119 peripheral circuit

Check the signal line of 
SHOLD and LDEN.

Resistor BR156

Replace the ASIC, CPU or MCU.

Outputted.

Check connectors on the LSU. 
(Same as the pin arrangement of CN119)

 

Check for disconnection.

 

Check for pin disconnection, 
harness breakage, or short circuit.

Replace the LSU.

(CCD)

AFE

A/D

MCU

Black level setup

MCU

LSU

SYNC

SHOLD, LDEN