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Summary of Contents for ARC Audio X2 450.4
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Page 1: Table Of Contents
® X2 450.4 FULL-RANGE CLASS D AMPLIFIER OWNER’S MANUAL Table of Contents Topic Page Introduction Finding a Suitable Location Supplying Power The Ground Connection Running Cables Class D Amplifier Recommendations Diagnostic Fault Codes Speaker Level Input Pigtails Input Section... -
Page 2: Introduction
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 full output for longer than other amps on the market today. If the Voltage or Current drops too low, even our amplifiers will drop below their rated output. -
Page 3: Class D Amplifier Recommendations
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. -
Page 4: Input Section
Gain / Sensitivity Control Because of the wide range of head unit output configurations available, all ARC Audio amplifiers have an adjustable input sensitivity or “Gain” control. The gain is not a volume or a power limiting control like a throttle. It makes the amp more sensitive to input from the source. -
Page 5: Load Impedance
Tied Load (BTL) source units and amplifiers. When this DC voltage is present, the amp will turn itself on. When set to Signal Detect, the X2 450.4 monitors the Channel 1 RCA input for the presence of an audio signal. When an audio signal is present, the amp will turn itself on. -
Page 6: Input Select Switch
Accessing Controls and Mounting Provisions The X2 450.4 features our Level 1 X2-Series cosmetics. This simple but elegant top cover design is accented with a diamond cut aluminum badge and a texture coated finish. Removing the four screws in the badge allows users to rotate the badge to make it look great in any installation. -
Page 7: Installation Instructions
In cases where multiple amplifiers share a common power wire, ensure each device has proper protection with a fuse. The fuses built-in to the ARC Audio X2-Series amplifiers satisfy this need. Processors, lighting, etc. will require dedicated fuses for safe operation. -
Page 8: Stereo 4-Channel High-Pass
X2 450.4 STEREO 4-CHANNEL HIGH-PASS Recommended: Use this control Set CH 3/4 Set BASS BOOST to adjust CH3/4 Crossover to 0dB HP Frequency function to HIGH Use this control Set CH 1/2 to adjust CH1/2 Crossover HP Frequency function to... -
Page 9: Stereo Hp With Mono Subwoofer
X2 450.4 STEREO HIGH-PASS with MONO SUBWOOFER Use BASS BOOST Use this control Use this control Set CH 3/4 With Care To Set Subwoofer To Set Subwoofer Crossover Infrasonic LP Filter function to Filter LOW/BP Use this control Set CH 1/2... -
Page 10: Four-Channel Hp And Bp
X2 450.4 4-CHANNEL HIGH-PASS AND BAND-PASS Recommend Use this control Use this control Set CH 3/4 BASS BOOST To Set Midrange To Set Midrange Crossover to 0dB HP Filter LP Filter function to LOW/BP Use this control Set CH 1/2... -
Page 11: Stereo Full-Range 2-Ch Bridged
X2 450.4 STEREO FULL-RANGE 2-CHANNEL BRIDGED Recommend Use this control Set CH 3/4 BASS BOOST 10Hz Crossover to 0dB function to FULL Set Input Set CH 1/2 Select to Crossover function to HIGH From Head Unit Left RCA From Head Unit Right RCA... -
Page 12: Specifications
“Out of Warranty” repair cost. In no event will ARC AUDIO be liable for incidental, consequential, or other damages resulting from the use or miss-use of this product. This includes but is not limited to, damage of hearing, property or person, damage based upon inconvenience or in loss of use of the product, and to the extent permitted by law, damages for personal injury.
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