Samsung GT-I9505 Sim Card Ways Problem Jumper Solution Sim Not Working
This solution below may help fix a wet or water damaged Samsung Galaxy S4 LTE GT-I9505 that results to insert sim card problem.
If the Samsung Galaxy S4 I9505 will not detect any kind of SIM card inserted to it, this solution below shows which particular components may become faulty or damaged.
Insert SIM error message.
Phonebook not accessible.
Remove and Reinsert SIM card and check.
Clean SIM card contacts and check.
Check with any other working SIM Card.
If this happens you must first ensure that the SIM card is properly inserted and the SIM card pin connector is free from foreign object and oxidation. Clean it first before you may used and apply this solution below.
Solution By d-artigo
Clean SIM socket contacts with the help of a pin and check.
If any pin of SIM Socket is broken replace entire SIM socket.
Re-solder all 6 connections of SIM socket and check.
Now Check SIM Socket Capacitors for continuity with SIM Socket connections and check as illustrated in picture above. Place jumper in case there is no continuity.
Check connection between U501 IC.
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Samsung Galaxy S4 I9505 Insert Sim IC Solution Jumper Problem Ways Sim Not Working Sim Not Valid