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SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-42
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8-3-8. SIM Card Working
SIM is not working
SIM is not working
Resolder
U619
Change
U615(PMIC)
Yes
Check
U619
SIM Connector
Break down?
NO
Change SIM600
YES
No
Yes
U608
= 3.0V
NG
Check SIM600
& Neighboring Circuits
Insert & Operate
SIM card
Resolder or Replace
SIM600
Resolder or Replace
UCP300
Change Main PBA
Summary of Contents for Galaxy Mini GT-S5570
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