L2E Repair Document
TCL
Communication Ltd.
Rev.
9015B
Level 2E Repair Document
Page
1.0
36/41
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8.3.9 Charging failure
Check whether USB cable
is normal
N
Replace
USB cable
Y
Y
Check whether USB
connector is normal
N
Reweld or replace
USB connector
C h e c k w h e t h e r charging
indicator displays OK
N
Y
N
Replace new battery
and check the charge
function etc.
Check whether battery is
normal (such as volt etc.)
Y
Check whether battery
connector is normal
N
Reweld or replace
battery connector
Replace main PCBA
Y
8.3.10 USB is not recognized
Check whether USB cable
is normal
N
Replace
USB cable
Y
Y
Check whether USB
connector is normal
N
Reweld or replace
USB connector
Replace main PCBA
