Browsing Tamil translation

11.

Play back a sound on the default output and listen for it on the default input.

12.

Collect audio-related system information. This data can be used to simulate this computer's audio subsystem and perform more detailed tests under a controlled environment.

13.

Attaches the audio hardware data collection log to the results.

14.

PURPOSE:
Check that the various audio channels are working properly
STEPS:
1. Click the Test button
VERIFICATION:
You should clearly hear a voice from the different audio channels

15.

PURPOSE:
Check that external line out connection works correctly
STEPS:
1. Insert cable to speakers (with built-in amplifiers) on the line out port
2. Open system sound preferences, 'Output' tab, select 'Line-out' on the connector list. Click the Test button
3. On the system sound preferences, select 'Internal Audio' on the device list and click 'Test Speakers' to check left and right channel
VERIFICATION:
1. Do you hear a sound in the speakers? The internal speakers should *not* be muted automatically
2. Do you hear the sound coming out on the corresponding channel?

16.

PURPOSE:
Check that external line in connection works correctly
STEPS:
1. Use a cable to connect the line in port to an external line out source.
2. Open system sound preferences, 'Input' tab, select 'Line-in' on the connector list. Click the Test button
3. After a few seconds, your recording will be played back to you.
VERIFICATION:
Did you hear your recording?

17.

PURPOSE:
Check that system detects speakers or headphones being plugged in
STEPS:
1. Prepare a pair of headphones or speakers with a standard 3.5mm jack
2. Locate the speaker / headphone jack on the device under test
3. Run the test (you have 30 seconds from now on)
4. Plug headphones or speakers into the appropriate jack
5. Unplug the device for subsequent tests.
VERIFICATION:
Verification is automatic, no action is required.
The test times out after 30 seconds (and fails in that case).

18.

PURPOSE:
Check that system detects a microphone being plugged in
STEPS:
1. Prepare a microphone with a standard 3.5mm jack
2. Locate the microphone jack on the device under test.
Keep in mind that it may be shared with the headphone jack.
3. Run the test (you have 30 seconds from now on)
4. Plug the microphone into the appropriate jack
5. Unplug the device for subsequent tests.
VERIFICATION:
Verification is automatic, no action is required.
The test times out after 30 seconds (and fails in that case).

19.

PURPOSE:
Check that balance control works correctly on internal speakers
STEPS:
1. Check that moving the balance slider from left to right works smoothly
2. Click the Test button to play an audio tone for 10 seconds.
3. Move the balance slider from left to right and back.
4. Check that actual speaker audio balance follows your setting.
VERIFICATION:
Does the slider move smoothly, as well as being followed by the setting by the actual audio output?

20.

PURPOSE:
Check that balance control works correctly on external headphone
STEPS:
1. Check that moving the balance slider from left to right works smoothly
2. Click the Test button to play an audio tone for 10 seconds.
3. Move the balance slider from left to right and back.
4. Check that actual headphone audio balance follows your setting.
VERIFICATION:
Does the slider move smoothly, as well as being followed by the setting by the actual audio output?