Samsung SGH-E360 - Receiver Part Troubleshooting

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Flow Chart of Troubleshooting
7-18
7-8. Receiver Part
U605, 607 pin 1,5 = 1.5V?
Resolder UCP200 or change PBA
END
No
Yes
Yes
Receiver does not work
LCD MODULE
SPK +,- PAD = 1.5V?
Change the Board to Board Connector
No
Yes
Is Receiver working?
Replace the Speaker
No
Yes
No
Resolder or replace U605, 607
Yes
No
change UCP200
SOC pin 51, 53= 1.5V?
Yes
Check the soldering of the
spaeaker wire
No
Modify the speaker wire soldering
Yes
U603 pin 4,16 = 1.5V?