background image

SPEAKER

FUSE

POWER

+12V

REM

GND

20A

20A

20A

20A

CAR BATTERY

+12V

CAR BATTERY

+12V

-

-

+

+

P

OWER CONNECTIONS

IN-LINE POWER FUSE

MOUNTED WITHIN 12"

FROM BATTERY RECOMMENDED

IN-LINE POWER FUSE

MOUNTED WITHIN 12"

FROM BATTERY RECOMMENDED

(NOT PROVIDED)

(NOT PROVIDED)

94.7

94.7

RADIO'S REMOTE

TURN-ON OUTPUT

RADIO'S REMOTE

TURN-ON OUTPUT

Connect the amplifier to the car's battery.

At times, the amplifier will need to draw large levels of current that cannot be provided by 
any circuit in the car's fuse box.   We recommend using a 4 to 8 gauge power wire for your 
connections depending on the length of the wire.   Strip one end of the wire and connect 
to the terminal on the amplifier marked “+12V”.  Loosen screw terminal and insert bare 
wire and tighten.  Use caution to make sure no stray wire stands come in contact with 
surrounding terminals causing short circuits. Run the wire directly to the positive terminal 
of the car's battery.  Make sure to use an in-line fuse within 12” of the car's battery to 
protect the electrical system and amplifier against short circuits and/or power surges.

Connect the ground terminal of the amplifier to the car's chassis.

For the ground connection, use an 4 to 8 gauge wire (black) to connect to the terminal 
marked GND and then connect it to the car's chassis.  Try to keep the length of the cable 
as short as possible, preferably less than 6".   Also make sure that the point on the car 
where the connection is to be made is free of paint and dirt.  

Connect the remote terminal of the amplifier to a swit12V source

.

This connection allows the amplifier to be turned on and off with the power control of the 
radio.  If the radio has a REMOTE output terminal, connect it to the amplifier's terminal 
marked REMOTE (using a 16 gauge wire or heavier).   Now when the radio is turned on, 
the amplifier will automatically turn on.   This connection can also be made to the radio’s 
Power Antenna wire.

IMPORTANT!

 

 Before making any connections, disconnect the car’s battery until the 

installation is completed to avoid possible damage to the electrical system.

7

Summary of Contents for MDS GP800

Page 1: ...MOSFET POWER AMPLIFIERS Installation Instructions Owner s Manual MDS GP800 MDS Multi Dynamic Systems of Sweden AB Midsommarv 8 10 126 35 H gersten 46 08 556 00 740 www mds se...

Page 2: ...1...

Page 3: ...rformance It is recommended that you have our product installed by an authorized MDS retailer However if you decide to install it yourself please carefully read through this manual and take your time...

Page 4: ...ng amplifier Remember there are many electrical wires gas lines vacuum lines brake lines as well as a gas tank in the automobile Make sure you know where they are when mounting the amplifier to avoid...

Page 5: ...nce the thermal circuit is activated the amplifier will shut down to cool off The amplifier will automatically turn back on once it cools down to a safe operating temperature Power Protection Indicato...

Page 6: ...plifier will turn on and off with the head unit to save current consumption This control also operates the reset circuit for the amplifier s protection It must be connected with the head unit in order...

Page 7: ...e are many wires gas lines vacuum lines brake lines as well as a gas tank in the automobile Make sure you know where they are when mounting the amplifier to avoid puncturing lines shorting wires or dr...

Page 8: ...use an in line fuse within 12 of the car s battery to protect the electrical system and amplifier against short circuits and or power surges Connect the ground terminal of the amplifier to the car s...

Page 9: ...o the RCA input terminals of the amplifier To make these connections we recommend high quality RCA cables which are available at your local car audio retailer Run signal wires away from electrical wir...

Page 10: ...positive of the speaker and the same for negative SPEAKER CONNECTIONS 9 SINGLE 4 OHM SPEAKER SPEAKER FUSE POWER 12V REM GND 20A 20A 20A 20A 4 Ohm Speaker 4 Ohm Speaker CAUTION The amplifier must see...

Page 11: ...adjustment Once you select your mounting location you will need to run the control wire from the remote to the amplifier To avoid possibility of induced noise from the car s electrical system i e popp...

Page 12: ...l f o r t h e M D S amplifier is located on the side panel This gain control has been included to allow adjustment to properly match the output of the radio This is one of the most misunderstood adjus...

Page 13: ...rminal Check connection Grounding point clean and tight Check for ground w meter Head Unit s fader not in center position Set to center position Low Output Check level adjustments Re adjust Bad RCA ca...

Page 14: ...85dB THD with 20k filter 50 Low Input Level 200mV 5V Battery Voltage Range 10 5VDC 15 5VDC Crossover High Pass 10Hz 50Hz Crossover Low Pass 40Hz 400Hz Crossover Slope 12dB Oct Bass EQ 0 12dB 45Hz Rem...

Page 15: ...14...

Page 16: ...MDS Multi Dynamic Systems of Sweden AB Midsommarv 8 10 126 35 H gersten 46 08 556 00 740 www mds se Manual By www extremeconcepts com MDS GP800 REV 4 20 06...

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