Text preview for : HFP371_©_.PDF part of Sony (Bulletin) STR-D159 Service Bulletin - Symptom:The tuners preset memory may be lost when the power is turned off after turning the volume up and down several times with the remote commander. - pag. 3 (?)
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Model: Symptom: (21) Solution:
®
Hi-Fi Products
CSA-13
Service Bulletin
Sony Service Company - Technical Services A Division of Sony Electronics Inc. Sony Drive, Park Ridge, New Jersey 07656
STR-D159
No.
371
Subject: Loss of tuner preset memory
Date: January 27, 1994
The tuners preset memory may be lost when the power is turned off after turning the volume up and down several times with the remote commander.
Add a 10K resistor to pin 9 of IC601. IC601 is located on the panel board. See diagram below.
Reference: FPR-P0177, Tech News AU-93023 Autoflagged - NO
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Audio Products Service Bulletin No. xxx
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