DLS Svenska AB DLS CA12 warranty Troubleshooting, Installation

CA12

CA12 include	Troubleshooting
RCA input and output
	If problems occur during the installation, or later,
High level input with auto start
	this guide might help you to find out whats´s wrong.
Continuous variable low pass crossover
Continuous variable subsonic crossover	The amplifier is dead:
Phase control cont. variable 0-180 degrees
Electronic protection circuitry against	1. Check power lead, ground and connections at
short-circuit, DC offset and thermal overload.				the amplifier using a multi meter.
	2. Check the battery terminal connections.
	3. Check the power lead fuse or circuit breaker. If
				fuse damage continues, inspect the power lead
			for short circuits.
	4. Check the amplifier protection fuses. Are these
Installation
			If short circuiting continues, contact your local
		broken change to new ones with the same value.
Before you begin the install			DLS dealer. A fault may exist in the amplifier.
	5. To start the amplifier requires a remote voltage
Before you begin you need to read the manual, to have		of 9-15 volt. Check the voltage with a multi meter.
some tools, cables and other material available. There	Amplifier protection fuse blows at low
is one such list of material on the following page.	volume:
Amplifier location	One or more speaker cables are shorted. Make an
	insulation test with a multi meter. The cables must
	not have a connection to earth.
Important
Allow air circulation around the amplifier.	The amplifier turns off after 10-30 minu-
	tes:
The DLS Classic series of amplifiers have a
	The amplifier is overheating due to inadequate venti-
compact design that allows great flexibility in
	lation. Check mounting position is free from
mounting. You can mount it under a seat or in the	obstruction.
trunk.	Do this:
When you select a location, do remember that the
amplifier generates a lot of heat.	1. Move the amplifier to a place with better ventil-
			ation.
Choose a location where air can circulate freely	2. Install one or two fans to cool down the heat-
				sink.
around the amplifier. Do not cover the amplifier with
	3. Overheating can also be caused by an
carpets or hide behind trim panels.
		impedance load below the level permitted.
Do not mount the amplifier in an inverted or upside
down position.	No output from the speakers:
Check all locations and placements carefully before	Check the following:
making any cuts, drilling any holes or making any	1. Speaker cable connections to both amplifier and
connections.			subwoofers.
This is the best direction to	2. Signal lead plugs and cables.
mount the amplifier to get
the best cooling.
	DLS logo on amplifier cooling flange
	The DLS logo on top of the amplifier is attached
	with two hex. screws. The logo can be removed
Disconnect Battery	and twisted 90 or 180 degrees, and then screwed
	back in wanted position. The logo can be mounted
Before starting the instal-	in four different ways to match your installation.
lation, always disconnect
the negative terminal of
the battery.

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