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Level 3 Repair
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Confidential and proprietary-the contents in this service guide subject to change without prior notice.
8-24
Check the Voltage on C801 =
3.3V
Resolder or Replace the U800
8-3-9. LCD
LCD is still off after PWR ON
Yes
No
Check the connection of
HDC800
Yes
END
No
Check the C804
and High(18V)
Yes
Check the Voltage on C806
Yes
Yes
Replace LCD
Module
No
Yes
Check the Voltage on C800
No
Resolder or Replace the U802
Check the Backlight Driver IC(U802)
Reconnect the HDC800
Check the U800 (crack, open, damaged, etc.)
Yes
No