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Dell™ A425 Speaker System Specifications and Information - KB Article - 274697

Article ID : 52201_jaDate Published : 2010-12-08Journal ID : 694b374f-f527-46d6-b5d1-6986d1ca6b56

Marketing Information for the Dell A425 Speaker System

The Dell A425 is a 2.1 Speaker System.
The 2.1 designation refers to the two satellite speakers and one subwoofer.

Components Included in the Box
  1. プレースマット
  2. サブウーハー
  3. Two satellite speakers [FL / FR]
Speaker Components



Install the Dell™ A425 Speaker System

Placement Of The Speakers

  1. Place the front speakers beside the monitor.
  2. Place the subwoofer on either the desk or the floor.

    メモ: Do not block the vents.  Leave 4" of space behind the subwoofer. 

Connecting Up The Speaker System

To connect the Dell™ A425 Speaker System, perform the following steps:

  1. Ensure that the computer and speakers are turned off.
  2. Connect the satellites to the subwoofer.
  3. Ensure that the yellow DB9 connector is properly seated and held in with the thumbscrews (Figure 1).


    Figure 1 - Dell™ A425 Speaker System DB9 Connection

  4. Set the subwoofer level control to the midpoint.
  5. Connect the speaker audio input cable to the audio input port on the sound card of the computer.

    メモ: The green cable is color-coded to match the audio input port on the back of Dell™ desktop systems.

  6. Plug the speaker power cord into a wall outlet.



Description and Location of Connectors and Controls on the A425 Speaker System

Dell A425 Speaker Controls and Connections Front

  1. Mute and Volume control knob.
  2. Power indicator (Green when the system has power).
  3. Subwoofer volume control knob.
  4. Computer Soundcard Input connector (green 3.5mm mini-plug).
  5. Satellite Speaker connector (yellow DB9 plug).
  6. AC Power Plug.
Dell A425 Rear Speaker Connections

  1. Satellite Signal Cable
    • The A425 Speakers use a specialized DB9 connector for the satellite speakers signal cable.
      This cable has thumb-screws, and must be seated properly and screwed in tightly for the speakers to power-up properly.
  2. Subwoofer Power Cable
    • This cable is fixed to the subwoofer permanently.



Technical Specifications for the A425 Speaker System

Availability by Model [Dimension、Optiplex、Precision Workstation]
Flat Panel Attachment Compatibility いいえ
Power Output (@THD+N 10%) Satellites: (2) >5 Watts each
Subwoofer: >20 Watts
Total Wattage (RMS) 30 Watts
Driver Configuration Satellites: 2" full range, magnetically shielded
Subwoofer: One 4" speaker
Frequency Response 45 Hz - 20 Khz
ヘッドフォンジャック いいえ
Color Coded Cable はい。
Signal Input 1/8" analog input
コントロール On/Off Master Volume on right satellite.
Subwoofer volume on subwoofer
Dimensions (HxWxD) Satellites: 2.7" x 2.6" x 6.7"
Subwoofer: 5.1" x 7.9" x 9.48"
重さ 11 lbs.



Support Options for the Dell A425 Speaker System

To view the placemat for the Dell A425 speakers online refer to the Dell User Guide web site.

Dell A425 Speaker System Placemat

For service and support refer to Dell''s service and support web site.

Product Support



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