Earphone; Microphone; Secondary Microphone - Sony Xperia TX LT29i Working Instructions

Tests: Service Tests

2.2.7 Earphone

Make sure that the sound from the Earphone port on the top
of the phone is emitted loud and clear and that the test
includes maximum volume.
Press the Volume Up/Volume Down key to adjust the
earphone volume.
Press the Back key to return to the Service Test Menu.

2.2.8 Microphone

The previous „Speaker‟ test must have been
successfully carried out before doing this test!
The phone will start to record and after approximately
ten seconds the sound is played back through the Speaker.
Step 1: Speak into the microphone during the „Microphone
Recording‟ phase;
Step 2: Check the quality by listening to the recording from
the Speaker during the „Playing recorded sound‟
phase at maximum volume.
Press the Back key to return to the Service Test Menu.

2.2.9 Secondary Microphone

The previous „Speaker‟ test must have been
successfully carried out before doing this test!
The phone will start to record and after approximate
ten seconds the sound is played back through the Speaker.
Step 1: Speak into the secondary microphone during the
„Microphone Recording‟ phase;
Step 2: Check the quality by listening to the recording from
the Speaker during the „Playing recorded sound‟
phase at maximum volume.
Press the Back key to return to the Service Test Menu.
1266-5128 Rev 2

Sony Mobile Communications AB – Company Internal
Test Instructions (mech)
Sony Ericsson
SONY
Earphone
Media Volume
Earphone
XPERIA
Sony Ericsson
SONY
Media Volume
Microphone test:
Microphone recording
XPERIA
Sony Ericsson
SONY
Media Volume
2nd Microphone test:
Microphone recording
XPERIA
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