Using Headphones - Logitech LS21 Manual Del Usuario

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Adjusting volume for the first time
1. Insert the 3.5 mm plug into the audio jack on your laptop, or soundcard.
2. Plug the power cord into an electrical outlet.
3. Using the controls on the wired remote, turn on the power and adjust
the speaker volume.
Bass volume control is located on the back of the subwoofer.
4. Open your soundcard's mixer program.
Windows XP
®
• Go to the START menu, choose CONTROL PANEL, then SOUND
AND AUDIO DEVICES.
• Choose the AUDIO tab, select your SOUNDCARD as the SOUND
PLAYBACK DEVICE.
• Choose the VOLUME tab, adjust VOLUME SLIDER as necessary. The wave slider
should be on the highest setting. Do not select MUTE option.
• Select TEST HARDWARE tab to ensure proper installation.
Windows Vista ®
• Go to the START menu, choose CONTROL PANEL, choose CLASSIC VIEW,
choose SOUNDS.
• Choose the PLAYBACK tab, select your SOUNDCARD as the SOUND
PLAYBACK device if it is not already set as Default. Verify the SPEAKER ICON
is NOT muted.
• Perform test.
Mac ® OSX
• Go to SYSTEM PREFERENCES, Choose SOUND.
• Choose the OUTPUT tab, select your SOUNDCARD as the SOUND OUTPUT DEVICE, adjust the OUTPUT
VOLUME SLIDER to the desired level. Verify the MUTE box is unchecked.
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English
620-001050 LS21_QSG_EMEA - Ella 2.indd 4-5 620-001050 LS21_QSG_EMEA - Ella 2.indd 4-5
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Using headphones

Most types of analog headphones with a 3.5 mm connector can be plugged into the headphone jack on
the front of the wired remote control. When you plug in headphones, the speakers are muted automatically.
With headphones plugged into your LS21 speakers, the main control of volume is through your PC.
3 Headphone volume will not be affected by the LS21 volume control.
Troubleshooting
See below for solutions to common problems. If you have more questions about your Logitech
visit www.logitech.com/support
Speakers produce weak or no sound.
• Is the power light on? Make sure the speakers are plugged into an electrical outlet and the power button
• Try connecting the speakers to an alternate audio source – for example, a CD player, MP3 player, or radio.
One speaker doesn't produce sound.
• The audio plug must be securely inserted into the appropriate audio jacks.
• Is the soundcard balance control centered? Open your soundcard's mixer program as described in Section 3.
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Adjusting bass control
To adjust bass level from your LS21 speakers, turn the bass control up or down.
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is on. Move the power switch on the remote to the "on" position.
If there is sound from the speakers, the problem is probably with your soundcard.
Adjust the balance control for equal volume on left and right.
® speakers,
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English
5.3.2008 9:38:09 5.3.2008 9:38:09