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8. Level 3 Repair
8-4-8-5. Fingerprint Sensor
Check voltage
C1002 = 3.3V in Sub PBA
Swap fingerprint
sensor module
Fingerprint sensor doesn’t work
END
Check the connectors of
Main PBA & Sub PBA
NO
YES
Swap U6005(3.3V) in Main PBA
NO
Swap U4000 in Main PBA
NO
Connect the Main PBA SOC9000
And Sub PBA SOC1002 again
YES
o
YES
o
YES
o
YES
o
Check SPI of fingerprint sensor
4, 6, 8, 10pin of SOC1001 in Sub PBA
Summary of Contents for Galaxy A52s
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