Usb Is Not Recognized - TCL PIXI 5-10 4G VF Repair Document

L2E Repair Document

7.2.5 USB is not recognized

USB cable is normal?
USB connector is normal?
TVS diode VR1140 is normal?
Y
PMU U0501 is normal?
Replace PCBA
Rev.
1.0
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N Replace USB cable
Reweld or replace
N
USB connector
R e w e l d o r r e p l a c e
VR1140
R e w e l d o r r e p l a c e
U0501
VF1300 Level 2E Repair Document
TCL
Communication Ltd.
Page
37/39