Level 3 Repair
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8-29
Check the Voltage on C811 =
3.3V
Resolder or Replace the U800
8-3-9. LCD
LCD is still off after PWR ON
Yes
No
Check the connection of
HDC801
Yes
END
No
Check the C804
and High(19V)
Yes
Check the Voltage on C817
Yes
Yes
Replace LCD
Module
No
Yes
Check the Voltage on C810
No
Resolder or Replace the U803
Check the Backlight Driver IC(U803)
Reconnect the HDC801
Check the U800 (crack, open, damaged, etc.)
Yes
No