Touch Screen Failure - Lenovo A516 Service Manual

Repair Manual of Lenovo A516 Mobile Phone

3.8 Touch screen failure

Touch screen does not work
Check whether the touch screen FPC is
assembled in place?
Replace touch screen
Check whether J1603 touch screen connector is
well welded and whether the J1603 peripheral
circuit devices are well welded?
N
N
N
Check U1101
24
Y
Re-insert
Y
ＯＫ
Y
OK