Sony KV-32XBR400 Training Manual page 94

S

Sony Service Company
National Technical Services
A Division of Sony Electronics Inc.
Park Ridge, New Jersey 07656
Model:
Subject: Service Manual Correction: Safety Related
Adjustments
Symptom:
(****) There is an error on page 23 of the preliminary service manual in the HV
Service Flowchart.
Solution: Change the incorrect text as follows:
Incorrect:
"Confirm +B, Vd, and check hold-down on D-board with black video with the
following steps:
1. Confirm +B across C6544 to make sure it is 135.3 – 1 Vdc.
2. Confirm Vd at pin 2 CN6506 or at TP-Vd for 4.9 V < Vd < 5.1 Vdc.
3. Apply 5.5 + 0.5 VDC at pin 2 of CN6544, then confirm set holds down."
Correct:
"Confirm +B, Vd, and check hold-down on D-board with black video with the
following steps:
1. Confirm +B across C6544 to make sure it is 135.3 – 1 Vdc.
2. Confirm Vd at pin 2 CN5506 or at TP-Vd for 4.30 V = Vd = 4.65 V .
3. Apply 5.5 + 0.3 VDC at pin 2 of CN5506 , then confirm set holds down."
xi
CONFIDENTIAL
Service Bulletin
TV Products
KV-32XBR400, KV-36XBR400
csv-1
492
No.
Date: July 27, 2000