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Level 3 Repair
8-3-9. LCD
LCD is still off after PWR ON
Yes
No
Check the connection of
Reconnect the HDC700
HDC700
Yes
Check the C721, C722
No
and High(10.1V)
Check the Backlight Driver IC(U703)
fssd
Yes
No
Check the Voltage on C706,
Resolder or Replace the U701
C727
Yes
No
Check the Voltage on
C709.=1.2V, C716,
Check the U401 (crack, open, damaged, etc.)
C717=1.8V
Yes
No
Check the Voltage on C703,
Resolder or Replace the U704
C725, C704, C726 = 3.3V
Yes
Replace LCD
Module
Yes
END
8-19
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung's written authorization is strictly prohibited.
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