Service Excellence Beyond Imagination
SWA-CS Content Innovation
Speaker problem
Step
Check point
Result value
Defect point
1
Confirm the defect symptom
-
-
2
Make a factory reset (*2767*3855#)
Solved
Setting error
Not solved
Go to the next step
3
Check the speaker connector (HDC501)
Broken, dust, corrosion
Speaker connector
Normal
Go to the next step
4
Replace the speaker module (GH96-06683A)
Solved
speaker
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*#
→
Speaker)
-
-
7
Check the signal of speaker contact
(C529,C530)
Notice. It should be measured when the
speaker path is activated on
Same signal compared with a
good PBA
PBA
No signal
Audio Codec (U502)
Содержание Galaxy Grand 2
Страница 36: ...Service Excellence Beyond Imagination SWA CS Content Innovation Electronic Components Electronic Components ...
Страница 41: ...Service Excellence Beyond Imagination SWA CS Content Innovation Troubleshooting Troubleshooting ...
Страница 52: ...Service Excellence Beyond Imagination SWA CS Content Innovation Step1 GPS GLONASS ...
Страница 53: ...Service Excellence Beyond Imagination SWA CS Content Innovation GPS ANTENNA contact Step2 GPS GLONASS ...
Страница 55: ...Service Excellence Beyond Imagination SWA CS Content Innovation GPS GLONASS Step4 5 6 GPS IC U102 C156 ...
Страница 69: ...Service Excellence Beyond Imagination SWA CS Content Innovation Q A Question ...