Tsp - Samsung SM-J710FN Service Manual

8. Level 3 Repair

8-4-18. TSP

Touch Screen does not work
VDD_TSP_A3P3(C7014) = 3.3V
Short&open TSP INT & I2C line
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Yes
Check the connection of
HDC7002
Yes
Chek
Yes
Replace Octa Module
Yes
END
www.AppleUnlockStore.com
No
Reconnect the HDC7002
No
3.3V => Resolder or Replace U5004
Check the TSP INT & I2C Line