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CONFIDENTIAL CSV-1
Sony Service Company
National Technical Services Service Bulletin
A Division of Sony Electronics Inc.
Park Ridge, New Jersey 07656 TV Products
Model: KWP-65HD1 No. 474
Subject: No Audio On Certain DTV Programs. Date: February 24, 2000
Symptom:
(C510) There is no audio heard from certain DTV programs that use audio data rates greater
than 384 Kbits/second. All NTSC (analog) program audio is O.K.
Solution: If the customer complains of this symptom, send the digital receiver/decoder box to
the following address so that it can be reprogrammed with new firmware:
Sony Service Center
128 Westwood Industrial Center
390 University Ave.
Westwood, Massachusetts 02090
Be sure to include a note indicating that the digital receiver/decoder is being sent in
for reprogramming according to this service bulletin.
Firmware version 2.02 or higher corrects the symptom.
Digital receiver/decoder boxes with serial numbers higher than S010700745X
already have the firmware that prevents the symptom from occurring. Do not
confuse the digital receiver/decoder box serial number with the TV's serial number.
The digital receiver/decoder box serial number is printed in small-size characters on
the label on its rear panel.
Reference: SBR9909 (PJA) PRINTED IN USA