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How to install and operate the

Reference RM-series amplifiers

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  Reference series 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.

Contents

Features……………………………..

2

Installation…………………….…….

2

Tools and materials needed……….

3

Amplifier installation kit…………....

3

Routing Wires……………………....

3

Wiring

Power and Outputs...…………..….

4

Inputs and controls......…………....

5

High and low level inputs...............

5

Input level control...........................

6

Crossovers, etc..............................

6

Features on each model................

7

RM10 speaker wiring:

Subwoofer.......................................

8

RM15 speaker wiring:

Subwoofer.......................................

9

RM20 speaker wiring:

Front speakers....…...………...…....

10

Subwoofer…………………………...

10

RM30 speaker wiring:

Two speakers and one subwoofer....

11

RM40 speaker wiring:

Four speakers.……………………....

12

Two sp bridged subwoofer

12

Testing………………………………..

13

Troubleshooting……………………...

13

Professional tips……………………..

14

Specifications………………………...

15

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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.dls.se
We follow a policy of continuous advancement in
development. For this reason all or part of
specifications & designs may be changed without
prior notice.

DLS Svenska AB

P.O. Box 13029 - SE-40251 Göteborg - Sweden

Tel: +46 31 840060 - Fax: +46 31 844021

E-mail: [email protected]

www.dls.se

This product must be returned to the
separate collection system for electronic
products. Do not dispose this product
together with general household waste.

DECLARATION OF CONFORMITY

DLS 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.

RM10 - RM15
RM20 - RM30

RM40

Summary of Contents for RM10

Page 1: ... model 7 RM10 speaker wiring Subwoofer 8 RM15 speaker wiring Subwoofer 9 RM20 speaker wiring Front speakers 10 Subwoofer 10 RM30 speaker wiring Two speakers and one subwoofer 11 RM40 speaker wiring Four speakers 12 Two speakers bridged subwoofer 12 Testing 13 Troubleshooting 13 Professional tips 14 Specifications 15 Technical Assistance For technical assistance ask the shop where the product was s...

Page 2: ... making any connections DLS logo on amplifier cooling flange The DLS logo on the amplifier top is attached with two small screws The logo can be removed and twisted 90 or 180 degrees and then screwed back in wanted position The logo can be mounted in four different ways to match your installation Mounting IMPORTANT Use the metal screws coming with the amplifier when you do the install Do not use o...

Page 3: ... 20 25 feet 6 7 5 meter power cable min AWG 5 16 mm2 or heavier w 20 feet of AWG 15 1 5 mm2 wire for remote turn on off cable from radio w RCA cable for input from radio 20 feet or 5 meter for trunk installations 12 feet or 2 3 meter for under seat installations w Four to eight splicers to connect speaker cables to high level input cable if high level input is used w Wire ties w Insulating grommet...

Page 4: ...n either use the built in remote cable in the RCA cable itself or use a separate cable Sometimes a small disturbance may enter the amplifier coming from the remote voltage through the built in remote wire and into the RCA cable Thus we recommend to use a separate remote wire and run the RCA lead separate from remote wire power cables and speaker cables You can insert the cable directly into the am...

Page 5: ...g the polarity of plus and minus you can change the phase RM10 15 20 30 On these models you connect as in this example RM30 On RM30 the high level signal is fed internally to channel SUB when using high level input RM40 The four channel amplifier is connected likewise however we have four channels You can feed two channels from RCA and two channels using high level input from rear speaker cables 5...

Page 6: ...ncies from reaching the subwoofers It can be set from 15 to 150 Hz and can be switched on off A typical setting for subwoofer use is 25 30 Hz Set the switch to posi tion HPF to connect the filter or in postition FULL if you don t want to limit the frequency range Set the switch in position LPF to activate the filter Set the filter switch in FULL position if you want to run the amplifier in full ra...

Page 7: ... RM40 is a 4 channel amplifier where the filter configuration is the same for all channels The amplifier has the following filters features r Low pass filter variable 50 to 500 Hz The filter can be switched ON OFF r High pass filter variable 50 to 500 Hz The filter can be switched ON OFF r High level input with auto start See drawing on page 5 RM30 is a 3 channel amplifier for use with a front sys...

Page 8: ...w frequency You can select the amplification between 0 dB no amplification and 6 dB full amplification at 40 Hz center frequency PHASE 0 180o One 4 ohm or 2 ohm subwoofer NOTE Minimum amplifier load is two 2 ohm You can connect two 4 ohm subwoofers or a single 2 ohm subwoofer to the amplifier NOTE The speaker terminal has dual and for easier connection if you have more than one subwoofer They are ...

Page 9: ...onnection to RM15 RM15 NOTE Minimum amplifier load is two 2 ohm You can connect two 4 ohm subwoofers or a single 2 ohm subwoofer to the amplifier For power wiring see page 4 For high or low level input wiring see page 5 The low pass filter is mostly used for subwoofers It will allow low frequencies only and blocks higher frequencies A typical setting is 50 70 Hz You can also choose fil ter slope 1...

Page 10: ... Hz The Subsonic filter blocks the very deepest frequencies from reaching the subwoofers It can be set from 15 to 150 Hz and can be switched on off A typical setting for subwoofer use is 25 30 Hz The high pass filter can also be used to block very low frequencies from reaching the speakers It is mostly used at say 60 Hz to protect small speakers like 6 inch and smaller from deep bass LPF OFF ON 80...

Page 11: ...ance 4 ohm sub 4 ohm sub NOTE Minimum amplifier load is two 2 ohm You can connect two 4 ohm subwoofers or a single 2 ohm subwoofer to the amplifier NOTE The speaker terminal has dual and for easier connection if you have more than one subwoofer They are internally connected in parallel and can not be bridged Two full range speakers coaxial or component connected to left right channel NOTE Minimum ...

Page 12: ...the filter Set the filter switch in FULL position if you want to run the amplifier in full range mode Set the switch to posi tion HPF to connect the filter or in postition FULL if you don t want to limit the frequency range The high pass filter blocks very low frequencies from reaching the speakers It is mostly used at say 60 Hz to protect small speakers like 6 inch and smal ler from deep bass X O...

Page 13: ... OFF AFTER 10 30 MINU TES The amplifier is overheating due to inadequate venti lation Check mounting position is free from obstruction Do this 1 Move the amplifier to a place with better ventil ation 2 Install one or two fans to cool down the heat sink 3 Overheating can also be caused by an impedance load below the level permitted NO OUTPUT FROM ONE OR MORE SPEAKERS Check the following 1 Balance c...

Page 14: ...ght battery Tap the wire on to the terminal of the battery and observe the movement of the cone The cone should move outwards when the wire touches the battery and inwards when the battery is removed If it is the other way around the speaker has been connected backwards and it must be removed and connected correctly If your system also has a subwoofer connected through a passive 6 or 12 dB crossov...

Page 15: ...16x7 44x8 35 Weight 2 kg 2 9 kg 1 8 kg Reference RM30 RM40 Number of channels 3 4 Class AB AB Power in 4 ohm 0 1 THD 13 6 V 2 x 60 W 4 x 55 W Power in 4 ohm 1 THD 14 4 V 2 x 75 W 4 x 70 W Power in 2 ohm 0 2 THD 2 x 70 W 4 x 75 W Power in 2 ohm 1 THD 14 4V 2 x 100 W 4 x 100 W Bridge mode 4 ohm 13 6 V 1 x 310 W 2 x 150 W Bridge mode 4 ohm 14 4 V 2 x 175 W Power mono channel in 4 ohm 1 x 170 W Power ...

Page 16: ...DLS Svenska AB P O Box 13029 SE 40251 Gothenburg Sweden Tel 46 31 840060 Fax 46 31 844021 E mail info dls se www dls se ...

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