Lcd Working - Samsung SPH-A900 Service Manual
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Also See for SPH-A900:
- User manual (177 pages) ,
- User manual (85 pages) ,
- User manual (272 pages)
Table of Contents
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Flow Chart of Troubleshooting
7-1-2 LCD Working
Insert Power
Main LCD Back
-light On?
Yes
LCD Display
OK?
Yes
END
Check pulse
of HDC500's
No
Yes
Change LCD
Check HDC500,
No
F502, F503
F504,F505 and
it's Short=?
Change LCD
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
No
pin18
Yes
No
7-4
Check HDC500 and it's
neighboring circuits
Replace HDC500,
F502, F503 F504,F505and
it's neighboring circuits
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- Block Diagram
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