Sony KP 48S70, Training Manual

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Model: KV-27FV15, KV-32FS10, KV-36FS10
KV-32FV15, KV-36FV15, KV-32XBR250
KV-36XBR250
No.
441
Subject: S-Link, IR Headphone, OSD, and 3D Comb
Filter Mis-Operation
Date:
November 22, 1999
Symptom:
(172X)
The following Symptoms may occur:
1. S-LinK: When the TV detects the S-Link signal in stand-by mode. TV is
supposed to automatically turn on and select appropriate video input. It does turn
on, but it does not select the appropriate input.
2. OSD: When customer tries to enter password for V-chip in Spanish menu,
customer will see additional unnecessary letters Pr preceding correct OSD.
3. IR Headphone:
In XBR models only. When customer swaps audio of main
picture and PIP picture, customer can hear the audio of PIP picture even when it
is supposed to be blocked.
4. 3D Comb Filter: In XBR model only, when customer changes video input from S
to composite, customer can see a Black & White picture, less than one second,
then color returns.
Solution:
If the customer should complain of the following symptoms please do the following:
27 inch models:
1. In the service Mode record on paper the following register information in both RF & Video mode:
VP SHUE RF Data ______ Video Data:_______
VP SCOL RF Data_______ Video Data:________
VP SSHP RF Data_______ Video Data_________
2. 1) Replace the CPU (IC001)
2) Enter the service Mode using the remote. Then press 8 then Enter.
This will reset the CPU, turning the set off then back on automatically.
3) Re-enter the Service Mode.
4) In the RF mode replace the data in the SHUE, SCOL, & SSHP with the
recorded data from the original CPU.
5) In the Video mode replace the data in the SHUE, SCOL, & SSHP with the
recorded data from the original CPU.
6) Change the Data of ID7 from 0 to 2.
7) Write the new data into the CPU using the remote press the Mute then
Enter key.
32/36 Non XBR Models:
csv-1
Sony Service Company
National Technical Services
A Division of Sony Electronics Inc.
Park Ridge, New Jersey 07656
CONFIDENTIAL
Service Bulletin
TV Products
SONY

Reference: Uchida, K.
PRINTED IN USA