L2E Repair Document
TCL
Communication Ltd.
Rev.
VFD 700 Level 2 Enhance Repair Document
Page
1.0
56/77
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8.2.3 Power on failure
Check whether side key FPC
is normal
N
Y
N
Y
Check whether J0901 is
normal
N
Replace side key FPC
Replace new battery
and check the charge
function etc.
Reweld or replace J0901
Check whether battery is
normal (such as volt etc.)
Y
Replace Main PCBA
Check whether the connection
between side key FPC and
J1204 is good
N
Y
Reassemble side key