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Level 3 Repair
8-30
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8-3-14. LCD
' LCD ' is still off after Power-On
Yes
Check the connection of
HEA401
No
Reconnect the HEA401
Yes
Resolder U800,R802,C801,L800,ZD800
and check the parts damage
Check the output voltage of
ZD800(Backlight IC part)
Output voltage is 16V~18V
No
Yes
Check the PMIC(U700)
Check the LCD input voltage
of C731,C732
No
Yes
Check the LCD module
Yes
END
Содержание GT-I5800
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