Serial Or Parallel Device Problems; Sound And Speaker Problems; No Sound From Speakers - Dell OptiPlex 745 User Manual

Solving Problems: Dell OptiPlex 745 User's Guide

Serial or Parallel Device Problems

Fill out the Diagnostics Checklist
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
Check the option setting —
settings. Then enter system setup (see
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
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 —
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 —
diagram supplied with the speakers. If your speakers have volume controls, adjust the
volume, bass, or treble to eliminate distortion.
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as you complete these checks.
See the device's documentation for the recommended
Entering System
See Dell Diagnostics.
as you complete these checks.
Ensure that the speakers are connected as
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Printer Problems.
Setup) and ensure that the
See the setup