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LC-50LE771K (serv.man7). No picture or the screen is too dark - Sharp TV Technical Bulletin (repair manual)

lc-50le771k (serv.man7) technical bulletin
Model
LC-50LE771K (serv.man7)
Pages
1 Few pages! See other manuals at the bottom of the first or last page.
Size
171.25 KB
Type
PDF
Document
Technical Bulletin
Brand
Device
TV / LCD / No picture or the screen is too dark
File
lc-50le771k-sm7.pdf
Date
Next: Sharp LC-50LE771K (serv.man8) Technical Bulletin

Read Sharp LC-50LE771K (serv.man7) Technical Bulletin online

LCD 2015 02 02 
Date of Issue:  10
th
 February 2015 
         
Classification: 
Yellow 
LCD TELEISION TECHNICAL BULLETIN
 
Page 1 of 1 
 
 
Sharp Electronics (UK) Limited 
Reference 
– VES-018
 
Revision  - 2 
 
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 
LC50LE761K 
LC50LE771K 
 
 
 
 
 
 
 
SYMPTOM  There is no picture (but there is sound) or if the right side of the screen appears too 
dark. 
 
ACTION 
An LED on the LED bar has failed. 
Replace the LED bar and replace the IC U500 on the power supply. 
Note 
– If you replace U500 on the power supply and the LED bar still has a failure, it 
will damage U500 again.
 
 
 
 
Reference Number  Description  Model Number  PART NUMBER 
PRICE CODE 
- 
- 
 
LED bar 
U500 
 
As above 
As above 
LEDPWB50LE75X  
30075586 
AA 
AF 
 
 
 
 
 
 
Display

Download Sharp LC-50LE771K (serv.man7) Technical Bulletin

Here you can read online and download Sharp LC-50LE771K (serv.man7) Technical Bulletin in PDF. LC-50LE771K (serv.man7) technical bulletin will guide through the process and help you recover, restore, fix, disassemble and repair Sharp LC-50LE771K (serv.man7) LCD. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.

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