Tsp - Samsung GT-P3100 Servise Manual

Level 3 Repair

8-3-13. TSP

Touch Screen does not work
Yes
No
Check TSP Connector on
Reconnect the HDC902
Main PBA
Yes
No
U901 Pin 1 = 2.8V?(C906)
Resolder or Replace U901
Yes
No
C903 ≥ 2.4V
Resolder or Replace R900
Yes
No
Check the I2C signal(R912,
Resolder or Replace R635,R636,R1004
R913) and int signal(R901)
Yes
Replace U900
Yes
END
8-33
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