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Car Stereo CSA-14
Service Bulletin
Sony Service Company - Technical Services
A Division of Sony Electronics Inc.
Sony Drive, Park Ridge, New Jersey 07656
Model: XR-U770/U880 No. 354
Subject: Audio Distortion, Noise, No Audio From One Date: February 21, 1995
Channel, Tape Mechanism Malfunctions Or Does
Not Operate At All.
Symptom:
(53) The above symptoms may appear if any of the electrolytic capacitors in the unit leak.
The actual symptom observed depends upon which capacitor leaks.
Solution: A parts kit containing all of the electrolytic capacitors found in these models is
available from the National Parts Center. Although the unit may exhibit only one
symptom, all of the applicable capacitors should be changed to prevent additional
symptoms from appearing in the future.
The applicable capacitors are made by ELNA and are red. Furthermore, only those
red capacitors which are printed with a number of "235" or lower, or in the case of a 4
digit number "9235" or lower, need to be changed.
REF DESCRIPTION PART NUMBER
- CAPACITOR KIT X-3370-221-1
Reference: Technical News ME-94035 PRINTED IN USA
Autoflagged - NO
PRINTED ON RECYCLED PAPER
Audio Products Service Bulletin No. xxx