![background image](http://html.mh-extra.com/html/samsung/sm-g973f/sm-g973f_service-manual_1191995071.webp)
Confidential and proprietary-the contents in this service guide subject to change without prior notice
Distribution, transmission, or infringement of any content or data from this document without
Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair
8-4-14. TSP
Touch Screen does not work
Yes
No
No
Reconnect the HEA12000
Yes
No
END
Yes
No
Check
VDD_TSP_1.8V (C12023,C12032)
VDD_TSP_3.0V (C12022,C12031)
No
Resolder or Replace U12019
Yes
No
Replace the UB
Check TSP Connector on
MAIN PBA