Level 3 Repair
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Confidential and proprietary-the contents in this service guide subject to change without prior notice.
8-30
8-3-12. LCD
Check Transmitter
IC (U801)
Resolder or Replace the Transmitter IC(U801)
LCD is still off after PWR ON
Yes
No
Check the connection of
HDC 801
Yes
END
No
Check the soldering status of
EMI Filters
Yes
Check VAP_IO_1.8V =
1.8V(C802)
Yes
Yes
Replace LCD
Module
No
Yes
Check DISPALY_3.3V =
3.3V(C803)
No
Check U701
Resoldering EMI Filters
(F800, F801, F802)
Reconnect the HDC 801
Resolder or Replace the LDO IC(U803)
Yes
No
Summary of Contents for GT-P3100
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