Table of Contents
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Insert SIM Repair Process
Replace SIM card
Customer Service
Insert SIM
Check if all the
SIM pins are clean
YES
YES
If SIM card
is available
NO
Connect Power supply
to check the current
NO
MT6250 may be
defective
Resolder or replace
CPU MT6250
END
Clean or replace
NO
SIM connector.
NO
YES
CPU MT6250
may be defective
YES
29
Service Manual
OK
Resolved
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