L2 Repair Enhance Document
TCL
Communication Ltd.
Rev.
Neon PRD62980/62981 L2 Enhance Repair Document
Page
1.0
58/69
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7.2.4 SIM/TF recognized issue
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 J2404 is good
Re-assemble or change
SIM card
Re-weld or change SIM
card connector J2404
Y
Replace PCBA
Y
S I M c a r d c a n
’
t b e
recognized
Y