Table of Contents
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How to install and operate the
X-program amplifiers
X-D10
X-D20
X-D25
X-D30
X-D40
Welcome!
This owners manual is written in easy english and
uses a lot of drawings to simply the installation and
use of the above amplifiers.
Your X-program amplifiers must be installed
correctly in order to work well. This manual will show
you how to install the amplifier like a pro. Please
read the entire manual before beginning the
installation.Install the amplifier yourself if you feel
confident with our instructions and if you have the
proper tools. However if you feel unsure, turn over
the installation job to someone better suited to it.
Warranty Service
This amplifier is covered by warranty, depending
on the conditions in the country where it is sold. If
the amplifier is returned for service, please include
the original dated receipt with the product.
Technical Assistance
For technical assistance ask the shop where the
product was sold or the distributor in your very coun-
try. Information can also be found on our WEB-site
www.xprogram.com
We follow a policy of continuous advancement in
development. For this reason all or part of
specifications & designs may be changed without
prior notice.
DECLARATION OF CONFORMITY
X-program amplifiers for vehicles are manufactured
in accordance with the EU directive EEC 95/54 (72/
245/EEC) and are marked with the approval number.
They are also marked in accordance with the WEEE-
directive 2002/96/EC.
The products are also produced in accordance with
the EU RoHS directive 2002/95/EC.
Contents
Features...................................
Installation................................
Tools and materials needed..........
Amplifier installation kit................
Routing Wires............................
Power and Outputs.....................
Inputs and controls.....................
High and low level inputs...............
Input level control...........................
Bass boost,Crossovers, etc............
X-D10 speaker wiring:
Subwoofer.................................
X-D20 / D25 speaker wiring:
Front speakers............................
Subwoofer.................................
Two speakers and subwoofer..........
Four speakers............................
Two speakers and bridged subwoofer 11
Connection of subwoofers...............
Testing......................................
Troubleshooting...........................
Professional tips..........................
Specifications.............................. 15
This product must be returned to the
separate collection system for electronic
products. Do not dispose this product
together with general household waste.
X-program is designed, engineered and distributed by:
P.O. Box 13029 - SE-40251 Göteborg - Sweden
Tel: +46 31 840060 - Fax: +46 31 844021
E-mail: info@dls.se
www.xprogram.com
X-program products are produced in Taiwan
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Table of Contents
Related Manuals for DLS X-program X-D30
Summarization of Contents
Installation Guide
Amplifier Location
Guidance on selecting a suitable location for the amplifier, ensuring proper air circulation and heat dissipation.
Disconnect Battery
Essential safety step to disconnect the negative terminal of the car battery before starting installation.
X-logo Mounting
Instructions on how to detach, rotate, and reattach the X-logo for installation flexibility.
Mounting the Amplifier
Details on how to attach the amplifier using provided brackets and screws, allowing for different orientations.
Tools and Material Needed
Lists essential tools, materials, and optional amplifier installation kit components required for the installation.
Routing Wires
Illustrates the proper routing of power, remote, RCA, and speaker wires for safe and effective installation.
Wiring Connections
Power and Outputs
Details on connecting the power terminal (+12V), ground terminal (GND), and understanding the power/protect lights.
Remote Terminal (REM)
Instructions for connecting the remote turn-on/off signal via RCA or a separate wire for both RCA and high-level inputs.
Fuses
Information on the type and rating of fuses to use for replacing blown fuses, specifically ATC blade type.
Input and Controls
Low Level Input Wiring
Guidance on connecting low-level audio signals via RCA cables, including length considerations and routing tips.
High Level Input Wiring
Instructions for connecting high-level audio signals from car stereo speaker outputs, including polarity and automatic turn-on.
RCA Output
Explanation of RCA outputs for connecting additional amplifiers, noting availability on specific models.
Features and Crossovers
Input Level Control
Procedure for matching the radio output to amplifier input levels to prevent distortion and optimize sound quality.
Bass Boost
Explanation of the Bass Boost function, its adjustable gain, and how to use it to enhance bass response.
Phase Control
Guidance on adjusting the phase control for optimal bass sound and front stage imaging, especially with subwoofers.
Subsonic Filter
Description of the subsonic filter's function to block deep frequencies, its settings, and typical uses for subwoofers.
High Pass Filter
Explanation of the high pass filter's role in protecting speakers from deep bass and its typical settings.
Low Pass Filter
Description of the low pass filter's function for subwoofers to allow only low frequencies and its typical settings.
Model Specific Features
X-D10 Features
Details the X-D10's mono channel design and its specific filters: lowpass, fixed subsonic/highpass, phase control, and bass boost.
X-D20/X-D25 Features
Outlines the X-D20/X-D25 2-channel features: adjustable lowpass, adjustable subsonic/highpass, phase control, and bass boost.
X-D30 Features
Lists the X-D30 3-channel features: stereo HPF, mono LPF, fixed subsonic/highpass, phase control, and bass boost.
X-D40 Features
Describes the X-D40 4-channel features: adjustable HPF/LPF, fixed subsonic, and bass boost for all channels.
Speaker Wiring Examples
X-D10 One 4 Ohm Subwoofer
Illustrates connecting a single 4-ohm subwoofer to the X-D10, noting terminal features and minimum load.
X-D10 Two 4 Ohm Subwoofers
Shows connecting two 4-ohm subwoofers to the X-D10, explaining the resulting 2-ohm load and minimum impedance.
X-D20/X-D25 Speaker Wiring
Details wiring for two full-range speakers to channels L/R and one 4-ohm subwoofer in bridged mode for X-D20/X-D25.
X-D30 Speaker Wiring
Explains wiring two full-range speakers to front channels and one or two subwoofers to the sub channels for the X-D30.
X-D40 Speaker Wiring
Illustrates wiring four full-range speakers or two speakers with one subwoofer for the X-D40, covering front and rear setups.
Subwoofer Connection Examples
Mono Amps: Single/Dual Coil
Shows connecting single and dual voice coil subwoofers to DLS mono amps, detailing impedance calculations.
Stereo Amps: Bridge Mode
Illustrates connecting subwoofers in bridge mode to DLS stereo amps, explaining single/dual coil and parallel/series configurations.
Testing and Troubleshooting
Testing Procedures
Steps to test power wiring, speaker connections, and ensure proper operation after installation.
Troubleshooting Amplifier Issues
Diagnosing common problems like a dead amplifier, protection fuse blowing, or overheating.
No Output From Speakers
Checks for common causes of no sound from one or more speakers, including balance, fader, and signal leads.
Professional Tips
Noise Problems
Advice on resolving whining noise related to engine revolutions or constant whining by checking grounds and cables.
Speaker Polarity Check
Guidance on ensuring speakers are wired in phase for optimal sound quality, using a battery for cone movement test.
Installing in Trunk
Tips for routing wires neatly and safely when installing the amplifier in a car trunk, involving trim removal.
Securing Wires
Recommendations for bundling wires with ties, avoiding mixing power, speaker, and signal cables.
Crimp Connections
Step-by-step instructions on how to properly strip wires and use crimp connectors for secure electrical connections.
Speaker and Power Wires
Advice on running speaker and power wires separately to prevent interference and potential sound issues.
Specifications
X-program Amplifier Specs
Detailed technical specifications for X-D10, X-D20, and X-D25 models, including power output, impedance, and frequency response.
X-D30 and X-D40 Specifications
Comprehensive technical data for X-D30 and X-D40 models, covering channels, power, signal-to-noise ratio, and filter settings.
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