Panasonic QuintrixF TX-28PK25, Руководство по обслуживанию

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ETD:2000-
TECHNICAL INFORMATION
Colour Television
Model:-
All 100Hz Models
Chassis:-
All above models displaying phenomenon described.
Date:-
23/11/01
Subject:
Vertical Bands.
Please use the following IRIS codes when making a claim:-
1.Symptom = F343
2. Section Code = 0UT
3.Defect Code = T 4. Repair Code = K
Background:
The reported Models (TX32PK25/28PK25) AND DVD players (SC-HT80 / SC-HT70)
shows 2 vertical bands that appear on screen. When the audio lead is removed from the
rear of the TV, the vertical shading bands disappear.
Remedy:
Using Modification Kit TZS9EK018 refer to diagram below and carry out the following:-
Method:
1. Remove C2303.
2. Remove jumper chip resistor JA 115. (Not jumper wire JA115).
3. Connect the ferrite bead supplied between the earth pad of JK2301and the audio earth
of AV1 (Pin 4).
Safety Notice ! : The ferrite bead must be glued in place
CHIP JUMPER C2303 JK2301 AV1 (PIN 4)
Panasonic
Document No:QUA0011 ISSUE:2
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