Sim Part - Samsung SGH-Z650i Service Manual

Flow Chart of Troubleshooting

9-1-3. Sim Part

"Please insert SIM card "
Check the SIM500's
Connection to SIM card
Check the voltage
at SIM500 pin #1 ≒ 3.0
There is any signal
pin#2,#3,#4 of SIM500
Check the SIM Card
This Document can not be used without Samsung's authorization
YES
YES
YES
END
SAMSUNG Proprietary-Contents may change without notice
NO
Resolder or change SIM500
NO
NO
Check the U501 & UCP100
9-6
Check the U501