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Summary of Contents for Clarion APX201.2
- Page 1 2-CHANNEL POWER AMPLIFIER O P E R A T IO N I N S T A L L A T I O N M A N U A L...
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Page 2: Table Of Contents
• Low profile, compact size for space limited installations. ABOUT THE MANUAL AND WARRANTY To start enjoying your new Clarion two-channel amplifier, please read the instructions stated in this manual. Keep all instructions for future reference. Save your original sales receipt as proof of purchase. -
Page 3: Description
Protection circuits safeguard the amplifier when overheating, speaker shorts, or improper load conditions occur. All connections and controls of the APX201.2 and APX401.2 are on the end panels and are easy to understand. Gold-plated RCA and barrier connectors are used to ensure the best electrical connection for your system. - Page 4 2 Channel Power System Amplifier • Gain Control - This allows you to set the nominal operating level of the amplifier. The amplifier’s range, 250mV to 2.5V for RCA inputs or 500mV to 5V for speaker level inputs, can accommodate input levels from virtually any brand of source unit.
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Page 5: Connections For Power And Speakers
CONNECTIONS FOR POWER AND SPEAKERS The rear panel of the APX201.2 and APX401.2 contains power and speaker connections as shown below. Figure 2- 1. Left Speaker Output 2. Right Speaker Output 3. Remote Turn-on Input 4. Ground Input 5. Battery +12V Input 6. -
Page 6: Applications
2 Channel Power System Amplifier APPLICATIONS The Clarion APX201.2 and APX401.2 2-channel car audio amplifiers can be used in a variety of system applications. Here are some examples to help plan your own installation. Subwoofer 4 Ohms Set X-Over Mode to LP and adjust FREQ to speaker specifications. - Page 7 2-Channel Full-Range, Satellite, or Subwoofer Stereo System Figure 4 - In this application, the amplifier is used in stereo and drives two full-range (or satellite or subwoofer) speakers. NOTE: A passive crossover must be used with satellite speakers. Owner’s Manual Set X-Over Mode as shown Set X-Over Mode as shown;...
- Page 8 2 Channel Power System Amplifier Mixed-Mode Satellite and Subwoofer System FREQ (hz) L (mH) NOTE: Chart values based on 4 ohm speakers. Figure 5 - The amplifier can be configured for a mixed-mode operation. The table provides component values to create a 6dB per octave crossover at specified frequencies.
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Page 9: Installation
INSTALLATION This section lists Mounting and Wiring Precautions prior to installing a Clarion APX201.2 or APX401.2. These safeguards provide enough detail to complete the installation successfully. If you do not have the necessary skills, do not attempt to install the amplifier yourself. Instead, see your authorized Clarion dealer for installation recommendations. - Page 10 2 Channel Power System Amplifier 4. A secure, clean ground connection is critical to the performance of your Clarion amplifier. Use the shortest ground wire possible and securely connect to the car chassis to minimize resistance and avoid noise problems. Besure to clean off any paint, prior to making this connection.
- Page 11 Owner’s Manual Figure 6. - Electrical connections for the APX201.2 or the APX401.2...
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Page 12: Setting The Gain
4. Slowly increase the Gain Control. Stop when you hear a slight distortion of audio. SETTING THE CROSSOVER The Clarion APX201.2 and APX401.2 feature a fully adjustable crossover. To set the crossover, follow these steps. 1. Using the X-Over Mode Switch, select the desired mode: LP for Low Pass, HP for High Pass or OFF for Full Range. -
Page 13: Final System Checks
Speakers not connected or are blown. Check speaker connections at amplifier, measure coil impedance. Problem Audio cycles on and off. Solution Thermal protection circuits are shutting amplifier off. Check location for adequate ventilation; consult an authorized Clarion Audio Dealer. Owner’s Manual... - Page 14 2 Channel Power System Amplifier Problem Distorted audio. Solution Gain is not set properly, or damaged speaker cones. Review Setting Gain; inspect each speaker cone for signs of damage (i.e. frozen cone, burning smell, etc.) Problem Audio lacks punch. Solution Speakers wired incorrectly, which causes cancellation of bass frequencies.
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Page 15: Product Specs
Max. Power Output Cont. Power Output 2-Ohm Stereo Output Bridged Power Dimensions Current Consumption at output @ max power APX201.2 20Hz ~ 20kHz >100db .05% all channels driven 250mV ~ 2.5 V 500mV - 5V 220w (110 x 2) 100w (50w x 2) @.08% THD 110 x 2 @ .05% THD... -
Page 16: Warranty Information
Clarion Corporation. 6. If it becomes necessary to send the product or any defective part to Clarion Corporation or an authorized warranty service station, the product must be shipped in its original carton or equivalent carton, fully insured, with shipping charges prepaid.
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