Samsung galaxy S4 I9500 Sensor Part 1 Barcode emulator Not Working Solution

Samsung galaxy S4 I9500 Sensor Part 1 Barcode emulator Not Working Solution Schematic,Circuit,Diagram

Samsung galaxy S4 I9500 Sensor Part 1 Barcode emulator Not Working Solution Step by Step

Step 1

Abnorma Barcode Part

Step 2

Check the Voltage

VCC_1.8V_AP,VCC_2.8V_AP

C1007 = 3,3V

Resolder U600 or U1001, or U1002

Step 3

Check the Voltage

R1002 = 1.8V

R1003 = 1.8V

Resolder U1001 or heat over UCP5000

Step 4

check the voltage when

barcode active mode

R703 = 1.8V

R747 = 1.8V

Resolder U1001 or heat over UCP5000

or Q702 or resolder R747,748,749,750

Step 5

Barcode

operate correctly?

change RCV module

Step 6

END

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