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www.arcaudio.com

®

X2 650.1

X2 1100.1

X2 2500.1

Rev 1.02

CLASS D MONOBLOCK AMPLIFIER

OWNER’S MANUAL

Table of Contents

Topic 

        Page

Introduction       2

Finding 

Suitable 

Location 

    2

Supplying 

Power 

      2

The 

Ground 

Connection     2

Running 

Cables 

      2

Class D Amplifier Recommendations 

 

 

3

Diagnostic Fault Codes 

 

 

 

 

3

Speaker Level Input Pigtails   

 

 

 

3

Input 

Section 

      4

Gain 

Sensitivity 

Controls 

    4

Crossover 

Controls 

     4

Crossover 

Function 

Controls 

    4

Subsonic 

Control 

      4

Phase 

Control 

      5 

Bass Boost and Frequency Control 

 

 

5

Input 

Source 

Select 

Switch 

    5

Slave 

Connections      5

Remote 

Level 

Control 

     5

Load 

Impedance 

      6

Speaker 

Output 

Connections 

    6

Power, Ground and Turn-On Connections 

 

6

Fuses        7

Auto-Sense 

Turn-On 

Detection 

   7

Accessing Controls and Mounting Provisions   

7

Installation 

Instructions 

     8

Master/Slave Wiring Configuration  

 

 

9

Subwoofer 

Wiring 

Options 

    10

Warranty 

       10

X2 650.1 / X2 1100.1 / X2 2500.1 Specifications 

11

Summary of Contents for X2 1100.1

Page 1: ...Gain Sensitivity Controls 4 Crossover Controls 4 Crossover Function Controls 4 Subsonic Control 4 Phase Control 5 Bass Boost and Frequency Control 5 Input Source Select Switch 5 Slave Connections 5 Remote Level Control 5 Load Impedance 6 Speaker Output Connections 6 Power Ground and Turn On Connections 6 Fuses 7 Auto Sense Turn On Detection 7 Accessing Controls and Mounting Provisions 7 Installati...

Page 2: ...er in an area that receives sufficient airflow for proper cooling Supplying Enough Power The Laws of Physics Your amplifier Does NOT make power It converts power from your vehicles electrical system and turns it into high power musical energy If the amp can t get the power it needs form your alternator and battery it will not be able to produce its full output Your ARC Audio amplifier will produce...

Page 3: ...the error codes mean Speaker Level Input Pigtails All ARC Audio X2 Series amplifiers include a set of high level speaker input RCA pigtails These pigtails include a resistive voltage divider network to reduce the signal from a high power source unit or factory amplifier so that it can be used with the differential Inputs on your X2 Series Amp The following outlines the polarity of the connections ...

Page 4: ...t all the gains at half way you would probably find the system didn t sound very good Use good judgment and optimize each channel carefully as you configure the system You want to set the gains to maximize the output of the amplifier while producing minimal distortion for your given source unit and music selection Crossover Control A crossover is a circuit that limits what frequencies are produced...

Page 5: ...p Slave Connections As outlined above under the INPUT SOURCE description All three X2 Series Monoblock amplifiers include an audio signal input and output connection that can be used to daisy chain multiple identical X2 Series Monoblock amplifiers together On the main amplifier the RCA Interconnection wires should be connected to the RCA INPUT and the SLAVE OUT Jacks If only one Slave amp will be ...

Page 6: ...nd insert them into the block terminal while being careful that there is no loose or frayed strands of wire touching adjacent wires or connections Tighten the set screw on the terminal until the wire is held in place securely The amplifier will go into protection if the wires ever come in contact Power Ground and Turn On Connections The X2 650 1 and X2 1100 1 amplifiers feature a terminal block th...

Page 7: ... Signal Detect circuit no longer sees an appropriate signal When using either Auto Detect mode only the Channel 1 input is monitored The Turn On input on the power terminal block is NOT used when Auto Detect is turned on Accessing Controls and Mounting Provisions All X2 Series Monoblock amplifiers feature a removable shroud that conceals the amplifier controls The X2 650 1 features X2 Level 1 cosm...

Page 8: ...should be within a few inches of the positive battery terminal Find the closest clear metal area to the amp for a the ground connection Sand grind or scrape all paint and undercoating from the body and use a nut bolt and lock washer to secure the wire in place If your vehicle uses Quiet Steel composite body panels or may have been assembled using adhesives rather than spot welds add a parallel gro...

Page 9: ... INPUT REMOTE LEVEL SUB 1Ω MIN X2 1100 1 CROSSOVER FREQ Hz OFF DC DETECT SIGNAL DETECT Master amp must be Set to NORMAL All Controls and adjustments fully functional If desired Remote Level Control must be used with Master Amplifer CROSSOVER FREQ Hz OFF DC DETECT SIGNAL DETECT Slave amp s must be set to SLAVE PHASE setting must match MASTER amp CROSSOVER FREQ Hz OFF DC DETECT SIGNAL DETECT Slave a...

Page 10: ...products are designed tested and tuned for proper functionality and there are no user serviceable parts inside Please Keep Out All warranty returns should be sent to ARC AUDIO freight prepaid and must be accompanied by proof of purchase a copy of the original sales receipt Direct returns from consumers or non authorized retailers will be refused unless specifically authorized by ARC AUDIO with a v...

Page 11: ...s at 14 4V 1100 Watts x 1 Frequency Response Subwoofer Channel 20 Hz to 230 Hz Crossover Range Low Pass 30 Hz to 230 Hz Crossover Range Subsonic 10 Hz to 80 Hz Bass Boost Sub Channel 0 to 12 dB at 30 to 125 Hz Remote Level Control Included Yes Input Sensitivity RCA Input 200 mV to 3 5V Fusing 3 x 30 Amp ATC ATO Dimensions 13 0 L x 6 268 W x 2 086 H Start Stop Vehicle Compatible Yes 8 Volts X2 2500...

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