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QUICKSTART GUIDE

POWER AMPLIFIERS: DLC Models

THEORY AUDIO DESIGN, LLC  

 Lake Forest, California  .  USA  .  info@theoryaudiodesign.com  .  theoryaudiodesign.com

Rev. 11.14.21

INSTALLATION NOTES:

• High or low impedance speaker connection options can be 

selected independently for each output channel via the  
amplifier configuration web interface.

• Analog input sensitivity can be adjusted independently for each 

channel via the amplifier configuration web interface.

• S/PDIF digital audio I/O routing can be configured via the 

amplifier configuration web interface.

• GPIO (General Purpose Input/Output) options can be configured 

via the amplifier configuration web interface.

• Ensure that rack or other confined installation does not restrict 

the airflow required for safe and reliable operation of the 
equipment. It is important to ensure that the 40°C (104°F)
maximum operating temperature for the equipment is not 
exceeded.

WIRELESS NETWORK CONTROL CONNECTION:

WIFI:  

 A mobile, laptop or desktop device with WiFi functionality 

and a web browser is required. Follow the steps below.

1.  Connect the DLC amplifier to mains power using the supplied 

mains cable and wait for the front panel WiFi indicator to 
illuminate green.

2.  Use a mobile, laptop or desktop device to search for available 

WiFi networks. Connect to, ‘Theory (product serial number)’ 
using the password, ‘password’. The amplifier serial number  
can be found on its rear panel.

3.  Open a mobile, laptop or desktop device web browser and 

enter the following IP address: 192.168.4.1. The amplifier 
configuration web interface page will open in the browser  
app to enable amplifier configuration as required.

It is strongly recommended that the DLC amplifier WiFi password 
is changed following initial wireless connection.

WIRED NETWORK CONTROL CONNECTION:

ETHERNET:  

A laptop or desktop device with Ethernet 

functionality, a web browser and a network scanning app is 
required. Follow the steps below.
1.   Connect the DLC amplifier Network Control Ethernet jack to a 

free jack on a network router or network switch using an  
Ethernet cable.

2.  Connect the DLC amplifier to mains power using the supplied 

mains cable and wait for the front panel Network indicator 
to illuminate green to indicate that the amplifier has been 
assigned an IP address.

3.  Use a network scanner app to identify the IP address assigned 

by the network router to the DLC amplifier.

4.  Open a laptop or desktop device web browser and enter the  

IP address identified in the Step 3 above. The amplifier 
configuration web interface page will open to enable amplifier 
configuration as required.

CARTON CONTENTS:

• Amplifier unit 

• Output connector x 2 

• Mains power cable 

• Adhesive rubber feet x 4 

• Input connector x 2 

• Document pack 

• GPIO socket connector

SUPPORT:

A full user manual that includes information on installation, 
mounting accessories and amplifier operation is available online. 
Go to 

theoryaudiodesign.com.

CONNECTION SOCKETS:

Network 

Control

Configurable 

GPIO

Configurable  

S/PDIF Audio I/O 

Audio Inputs 

Balanced: Euroblock - Unbalanced: RCA Phono.

Configurable Speaker Output

Optional Dante AoIP

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