66CS-D8H (serv.man29). Counter measure for saturated picture with blanking lines when the set is hot - Sharp TV Technical Bulletin (repair manual)

66cs-d8h (serv.man29) technical bulletin
Model
66CS-D8H (serv.man29)
Pages
1 Few pages! See other manuals at the bottom of the first or last page.
Size
10.78 KB
Type
PDF
Document
Technical Bulletin
Brand
Device
TV / CTR / Counter measure for saturated picture with blanking lines when the set is hot
File
66cs-d8h-sm29.pdf
Date

Read Sharp 66CS-D8H (serv.man29) Technical Bulletin online

Sharp Electronics (UK) Limited    CE Technical Support Group
Originator 
$Y:
$Y:
 Supervisor 
3*-
3*-
  Approval Date  10/02/97   GE64802X
White - Carry out as required      Yellow - Carry out as required and whenever unit comes in for service      Red - Carry out on all units
CTV970204
Date of Issue :
10/02/97
Classification : 
White
TELEVISION TECHNICAL BULLETIN
Page 1 of 1
MODELS
51CS03H
59CS03H
66CS03H
SYMPTOM If used in a hot environment, the picture can become saturated with red, green
or blue blanking lines.
CAUSE
Build up of flux around transistors on the CRT Socket PWB, causing tracking
between them.
ACTION
1.  
Remove SMD transistors Q870, Q871 and Q872.
2.  
Clean the exposed areas with a bristle brush impregnated with alcohol.
3.  
Clean the SMD transistors with alcohol.
4.  
Replace the transistors.

Download Sharp 66CS-D8H (serv.man29) Technical Bulletin

Here you can read online and download Sharp 66CS-D8H (serv.man29) Technical Bulletin in PDF. 66CS-D8H (serv.man29) technical bulletin will guide through the process and help you recover, restore, fix, disassemble and repair Sharp 66CS-D8H (serv.man29) CTR. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.