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4 Audio Problems
•
Make a general visual inspection for corrosion or oxidation from liquid damage according
to point 1.2
4.1 Earphone problems
•
Turn on the phone. Go to the service test menu; choose "Earphone" press any key to check
the speaker works properly.
•
Check if the speaker (10mm) (Fig 4.1) is mechanical damaged, dirty or oxidized. Replace
it if necessary.
•
Check if the hinge flex mount (Fig. 4.2) is mechanical damaged, dirty or oxidized.
Replace it is necessary.
If the failure still occurs, handle the unit according to the local company or the GSP directives.
4.2 Microphone problems
•
Turn on the phone. Go to the service test menu; choose "Microphone" (an audio loop is
activated). Check if the microphone works properly.
•
Check if the microphone pads (Fig. 4.3) are dirty or oxidized. Clean it if necessary.
•
Check if the microphone (Fig. 4.4) is mechanical damaged, dirty or oxidized. Replace it if
necessary.
If the failure still occurs, handle the unit according to the local company or the GSP directives.
4_00021-1_FEA 209 549_80 A
Sony Ericsson Mobile Communications AB
Fig. 4.1
Fig. 4.3
Trouble Shooting Guide, Mechanical
Fig. 4.2
Fig. 4.4
6(17)
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