HFP0476.PDF part of Sony HFP0476 HFP0476.PDF, Sony HiFi Service Bulletin HFP0476.PDF text manual preview

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Model: CDP-XA7ES No. 476
Subject: Unstable Display Date: May 29, 1996

Symptom:
(13) The unit exhibits an unstable display.

Solution: Perform the following:

1.) Cut a pattern between Q955 C, E and the negative side of C963.

2.) Connect the collector of Q956 to the negative side of C963 via a jumper wire.

3.) Change the location of the 1K resistor lead mounted to the emitter of Q956 (foil
side of the board) to the emitter of Q955 (See diagram below).