samsung gt-s5280
 

samsung s5280 insert sim solution plz

Hi, first of all, check vsim voltage , it should be 1.8v-2.8v
refer schematics for vsim voltage test point . post result.

When phone startup, CPU always check SIM card presence, you must be very regardful, it very quick process, when SIM card absent.

samsung gt-s5280-s5282 sim card ways
see image below :

http://i59.tinypic.com/22jpdk.jpg


dont forget to press thank

thanks for good solution

dear .. do you know the power ic number of S5280