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)