Touch Screen Does Not Work - Samsung GT-I8150 Service Manual

Level 3 Repair
8-3-11. TSP

Touch Screen does not work

Check LCD Connector on
Check the TSP Connector on
U704 Pin 1 = 2.8V
Replace TSP Module
Yes
Main PBA
Yes
LCD Module
Yes
(C728, R702)
Yes
Yes
END
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No
Reconnect the HDC701
No
Reconnect TSP Connector
No
Resolder or Replace U704
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