Samsung Galaxy Grand 2, Руководство по ремонту

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Service Excellence Beyond Imagination
SWA-CS Content Innovation
Receiver problem
Step Check point Result value Defect point
1
Confirm the defect symptom
(*#0*#
→
Receiver)
- -
2 Make a factory reset (*2767*3855#)
Solved Setting error
Not solved Go to the next step
3 Check the receiver connector(HDC601)
Broken, dust, corrosion connector
Normal Go to the next step
4 Replace the receiver module (GH59-13770A)
Solved Receiver
Not solved Go to the next step
5
Connect a LCD, and power on with a power
supply
(power supply voltage : 3.8V)
- -
6
Activate the speaker path
(*#0*#
→
Receiver)
- -
7
Check the signal of C524,C525
Notice. It should be measured when the
Receiver path is activated on
Same signal compared with a good
PBA
CP (UCP300)
No signal
Audio codec
(U502)