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Level 3 Repair
8-27
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8-3-8. SIM Card Working
Resolder
Q600
Change
U400(PMIC)
Yes
Check
Q600
SIM Connector
Break down?
NO
Change SIM600
YES
No
Yes
R607
= 3.0V
NG
Resolder or Replace SIM600
& Neighboring Circuits
Insert & Operate
SIM card
Check data,,clk,reset line
Yes
Resolder or Replace
UCP300
No
Change PBA
Summary of Contents for GT-S5830
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