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L2 Repair Document
TCL
Communication Ltd.
Rev.
9030G/9030Q/VDF1400
Level 2 Repair Document
Page
1.0
34/44
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SIM card can’t be recognized
Check whether the SIM card is
good
N
N
C h e c k w h e t h e r S I M c a r d
connector is good
Re-assemble or change
SIM card
Re-weld or change SIM
card connector
Y
Replace PCBA
Y
S I M c a r d c a n
’
t b e
recognized
Y