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10-1-3. Sim Part
"Insert SIM" is displayed on the LCD
Check the SIM
connector's (SIM103)
connection to SIM Card
Check the voltage at
SIM103 pin #1 ≥ 2.8V
There is any signal
pin#2,#3,#4 of SIM103
Check the SIM Card
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Yes
Yes
Yes
END
10-6
Flow Chart of Troubleshooting
No
Resolder or change SIM103
No
Check the UCD102
No
check the UCD102 & UCP201
1
2
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