Alcatel MK20X Repair Document page 21

L2 Repair Document
SIM card can't be recognized

S I M c a r d c a n ' t b e
recognized
Check whether the SIM card is
good
C h e c k w h e t h e r S I M c a r d
connector is good
Replace PCBA
Rev.
1.0
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Re-assemble or change
N
SIM card
R e - w e l d o r c h a n g e
N
PCBA
MK20
Level 2 Repair Document
TCL
Communication Ltd.
Page
21/23