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8. Level 3 Repair
8-4-19. TSP
Touch Screen does not work
Check TSP Connector on
MAIN PBA
Check the voltage
VDD_1P8_1P8 (ZD7004) = 1.8V
VDD_TSP_A3P0 (C7077) = 3.0V
Replace the Display module
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Yes
No
Yes
No
Yes
No
Yes
No
END
No
Reconnect the HDC7004
No
Resolder or Replace U5001, U7007
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