28LF-92H (serv.man5). Vertical stage problems - Sharp TV Technical Bulletin (repair manual)

28lf-92h (serv.man5) technical bulletin
Model
28LF-92H (serv.man5)
Pages
1 Few pages! See other manuals at the bottom of the first or last page.
Size
4.81 KB
Type
PDF
Document
Technical Bulletin
Brand
Device
TV / CTR / Vertical stage problems
File
28lf-92h-sm5.pdf
Date

Read Sharp 28LF-92H (serv.man5) Technical Bulletin online

CTV 2005 11 01
Date of Issue:    18
th
 November 2005
        
Classification:
Yellow
TELEVISION TECHNICAL BULLETIN
Page 1 of 1
Sharp Electronics (UK) Limited
Reference - SP051700Y
Revision  - 1
White – Carry out as required
Yellow – Carry out as required and whenever the unit comes in for service
 Red – Carry out on all units
MODELS
28LF92H
28LW92H
32LF92H
32LW92H
SYMPTOM Malfunction of the vertical drive circuit leading to possible failure of the CRT.
CAUSE
Memory loss.
ACTION
Replace IC500, using the part number given below.
Carry out the following:
1.  Set ADJUST 159 (interlace) in the service mode to 128.
2.  In the Install menu, set the colour system to PAL.
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
IC500
Microprocessor
V30037322
BC

Download Sharp 28LF-92H (serv.man5) Technical Bulletin

Here you can read online and download Sharp 28LF-92H (serv.man5) Technical Bulletin in PDF. 28LF-92H (serv.man5) technical bulletin will guide through the process and help you recover, restore, fix, disassemble and repair Sharp 28LF-92H (serv.man5) 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.