Справочник Пользователя для Clarion APX401.4

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Introduction  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Description  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Input Connections and Audio Controls  . . . . . . . . . . . . . . 3
Connections for Power and Speakers  . . . . . . . . . . . . . . . 5
Applications  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Installation  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Mounting Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Wiring Precautions  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Setting the Gain  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Setting the Crossover  . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Setting the Bass Boost  . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Final System Checks  . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Troubleshooting  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Product Specs  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Warranty Information  . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

The Clarion APX401.4 is a full-featured four-channel amplifier incorporating
the following features:

• Full frequency response with low distortion and exceptional signal to noise 

performance.

• Advanced circuitry design features bridgeable and mixed mode operations 

for use in a variety of 4, 3 or 2 channel audio systems.

• Independent front and rear, low-pass or high-pass electronic crossovers each 

with a 12dB per octave slope and full adjustment range (from 55Hz to 550Hz 
Front and 55Hz to 5.5kHz Rear) to aid in any audio system configuration.

• Variable bass boost circuit to reinforce low frequency signals that maybe 

lost due to subwoofer box design.

• Adjustable input level controls with ground loop isolation, which allows a wide 

range of input signals. 

• Remote turn-on with “soft start” muting to prevent turn-on “thump”.
• Pulse-width modulated (PWM) MOSFET power supply with low AM RFI 

and protection circuits for overheating and speaker shorts.

• 2 ohm load capacity to drive a variety of speaker systems.
• Gold-plated input/output connectors and an external automotive type fuse
• Aluminum heat sink for efficient heat dissipation.
• Low profile, compact size for space limited installations.

ABOUT THE MANUAL AND WARRANTY
To start enjoying your new Clarion four-channel amplifier, please read the
instructions stated in this manual.  Keep all instructions for future reference.
Also, 

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