Dell Optiplex-620 User Guide - Page 181

Serial or Parallel Device Problems, Sound and Speaker Problems - audio driver for windows 7

Page 181 highlights

Serial or Parallel Device Problems Fill out the Diagnostics Checklist as you complete these checks. CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. NOTE: If you are having a problem with a printer, see "Printer Problems." Check the option setting - See the device's documentation for the recommended settings. Then enter system setup and ensure that the Serial Port #1 setting (or the Serial Port #2 settings if you have an optional serial port adapter installed) or the LPT Port Mode setting matches the recommended settings. Run the Dell Diagnostics Sound and Speaker Problems Fill out the Diagnostics Checklist as you complete these checks. CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. No sound from speakers NOTE: The volume control in some MP3 players overrides the Windows volume setting. If you have been listening to MP3 songs, ensure that you did not turn the player volume down or off. Check the speaker cable connections - Ensure that the speakers are connected as shown on the setup diagram supplied with the speakers. If you purchased an audio card, ensure that the speakers are connected to the card. Ensure that the subwoofer and the speakers are turned on - See the setup diagram supplied with the speakers. If your speakers have volume controls, adjust the volume, bass, or treble to eliminate distortion. Adjust the Windows volume control - Click or double-click the speaker icon in the lower-right corner of your screen. Ensure that the volume is turned up and that the sound is not muted. Disconnect headphones from the headphone connector - Sound from the speakers is automatically disabled when headphones are connected to the computer's front-panel headphone connector. Test the electrical outlet - Ensure that the electrical outlet is working by testing it with another device, such as a lamp. Enable digital mode - Your speakers do not work if the CD drive is operating in analog mode. 1. Click the Start button, click Control Panel, and then click Sounds, Speech, and Audio Devices. 2. Click Sounds and Audio Devices. 3. Click the Hardware tab. 4. Double-click the name of your CD drive. 5. Click the Properties tab 6. Check the Enable digital CD audio for this CD-ROM device box. Eliminate possible interference - Turn off nearby fans, fluorescent lights, or halogen lamps to check for interference. Run the speaker diagnostics Reinstall the audio driver Check the device option setting - Enter system setup and ensure that the Audio Controller option is set to On. Exit system setup and restart your computer. Enter system setup

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Serial or Parallel Device Problems
Fill out the Diagnostics Checklist as you complete these checks.
Sound and Speaker Problems
Fill out the Diagnostics Checklist as you complete these checks.
No sound from speakers
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions located in the
Product Information Guide
.
NOTE:
If you are having a problem with a printer, see "
Printer Problems
."
Check the option setting —
See the device's documentation for the recommended settings. Then
enter system setup
and ensure that the
Serial Port #1
setting (or the
Serial Port #2
settings if you have an optional serial port adapter installed) or the
LPT Port Mode
setting
matches the recommended settings.
Run the Dell Diagnostics
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions located in the
Product Information Guide
.
NOTE:
The volume control in some MP3 players overrides the Windows volume setting. If you have been listening to MP3 songs, ensure that you did not
turn the player volume down or off.
Check the speaker cable connections
Ensure that the speakers are connected as shown on the setup diagram supplied with the
speakers. If you purchased an audio card, ensure that the speakers are connected to the card.
Ensure that the subwoofer and the speakers are turned on
See the setup diagram supplied with the speakers. If your speakers have
volume controls, adjust the volume, bass, or treble to eliminate distortion.
Adjust the Windows volume control
Click or double-click the speaker icon in the lower-right corner of your screen. Ensure that the
volume is turned up and that the sound is not muted.
Disconnect headphones from the headphone connector —
Sound from the speakers is automatically disabled when headphones are
connected to the computer's front-panel headphone connector.
Test the electrical outlet
Ensure that the electrical outlet is working by testing it with another device, such as a lamp.
Enable digital mode —
Your speakers do not work if the CD drive is operating in analog mode.
1.
Click the
Start
button, click
Control
Panel
, and then click
Sounds, Speech, and Audio Devices
.
2.
Click
Sounds and Audio Devices
.
3.
Click the
Hardware
tab.
4.
Double-click the name of your CD drive.
5.
Click the
Properties
tab
6.
Check the
Enable digital CD audio for this CD-ROM device
box.
Eliminate possible interference
Turn off nearby fans, fluorescent lights, or halogen lamps to check for interference.
Run the speaker diagnostics
Reinstall the audio driver
Check the device option setting
Enter system setup
and ensure that the
Audio Controller
option is set to
On
. Exit system setup and
restart your computer.
Enter system setup