Sony UP895 Service Manual - Page 48
Door (Opening and Closing) is Out of Order, PH32 or actuator on SE-531 board is defective.
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Page 48 highlights
5-6. Door (Opening and Closing) is Out of Order START Is signal input to pin 6 of CN2 on MA-99 board? YES PH32 or actuator on SE-531 board is defective. NO Pin 20 of IC304 on MA-99 board is defective. 5-6 UP-895/(E)
5-6
UP-895/(E)
5-6.
Door (Opening and Closing) is Out of Order
START
PH32 or actuator on SE-531 board is defective.
NO
YES
Is signal input to pin 6 of CN2
on MA-99 board?
Pin 20 of IC304 on MA-99 board is defective.