![background image](http://html.mh-extra.com/html/samsung/sgh-e360/sgh-e360_service-manual_1190556034.webp)
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
7-8
7-4. Sim Part
SIM400 pin 1,5 = "H"?
Phone can't access SIM Card
Check the sim charge pump
Check the SIM Card
END
No
Yes
Yes
Yes
No
Check the Clock
After Power ON,
Check SIMCLK Signal on
pin3 of SIM400 in a few
Yes
No
Replace PBA
After SIM card insert,
SIM400 pin 2 = "H(SIM_RST)"?
Yes