Sony (Bulletin) STR-GA8ES, STR-GA9ESG free download

File name HFP0521_©_.PDF

S® Sony Service Company National Technical Services A Division of Sony Electronics Inc. Park Ridge, New Jersey 07656 CONFIDENTIAL Service Bulletin Hi-Fi Products No. CSA-13 Model: STR-GA8ES, STR-GA9ESG 521 Subject: Noise in Rear Channels Symptom: (154) Date: March 5, 1997 If the customer complaint is excessive noise in the rear channels perform the following procedure. Solution: Add the 100 ohm resistor as described below. REF DESCRIPTION PART NUMBER N/A 100 OHM 1/6 W RESISTOR 1-215-397-00 Cut the foil trace between pin 55 of IC401 and R407. Add the 100 ohm resistor from R413 (the side closest to IC404) to JW358. See diagram below. Reference: TOKYO FAX A0700661 PRINTED ON RECYCLED PAPER PRINTED IN USA