Instruction/ maintenance manual of the product APX2120 Clarion
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APX2120/APX4240/APX1300 1 Owner’s manual APX2120 APX4240 APX1300 APX AMPLIFIERS AMPSOwnersManual.pmd 2005-12-13, 17:02 1.
2 APX2120/APX4240/APX1300 English Thank you f or purchasing this Clarion product. • Please read this owner’ s manual in its entirety bef ore operating this equipment. • After reading this manual, keep it handy , such as in your glov e compar tment.
APX2120/APX4240/APX1300 3 English Contents 1. FEA TURES ............................................................................................................. 4 2. PRECA UTIONS ...................................................................
4 APX2120/APX4240/APX1300 English 1. FEA TURES The Clarion APX2120, APX4240, and APX1300 amplifiers fit a variety of system configurations and provide these f eatures: • Full frequency response with.
APX2120/APX4240/APX1300 5 English 2. PRECA UTIONS • Do not operate this product in w ays other than those described in this manual. • Do not disassemble or modify this product. • Do not pour liquid or poke f oreign objects into the unit. W ater and humidity will damage inter nal circuitry .
6 APX2120/APX4240/APX1300 3. CONTROLS APX1300 controls and input connections APX2120 controls and input connections APX4240 controls and input connections 1. RCA input jacks 2. Front RCA input jac ks 3. Rear RCA input jacks 4. Gain control 5. Front gain control 6.
APX2120/APX4240/APX1300 7 English 4. OPERA TIONS Setting the operating level The gain controls allow you to set the nominal oper ating lev el of the amplifier from 250mV to 2.5V for RCA inputs or 500mV to 5V f or speaker le vel inputs . This wide adjustment range accommodates vir tually any source unit brand.
8 APX2120/APX4240/APX1300 English Care and maintenance Cleaning the cabinet Use a soft, dry cloth to gently wipe dust and dir t from the unit. Do not use benzene , thinner , car cleaner, or other cleaners . These substances may damage the unit or cause the paint to peel.
APX2120/APX4240/APX1300 9 English • Mount the amplifier on a rigid surface aw ay from subwoof er enclosures or to any area that is prone to vibration. Do not install the amplifier on plastic or on any other combustib le material. • For easy system setup , mount the amplifier so that the front panel controls are accessible after installation.
10 APX2120/APX4240/APX1300 English P ower and speaker connections APX1300 pow er and speaker connections APX2120 pow er and speaker connections APX4240 pow er and speaker connections 8 6 5 7 2 1 10 9 8 6 5 7 3 4 4 3 8 6 5 7 1. Left front speaker output 2.
APX2120/APX4240/APX1300 11 English Applications The APX1300 car audio amplifier can be used in a variety of system applications. Mono subwoofer system This application shows the amplifier in mono operation to drive a subwoof er . Set X-Over mode to LPF and adjust the frequency to the subwoof er specifications.
12 APX2120/APX4240/APX1300 English Subwoof er system In this application, the amplifier is used in a subwoof er system. AMPSOwnersManual.pmd 2005-12-13, 17:02 12.
APX2120/APX4240/APX1300 13 English Four -channel stereo system In this application, the APX4240 is used as a four-channel amplifier to driv e four full- range speakers in stereo .
14 APX2120/APX4240/APX1300 English T wo-channel high power system In this application, the APX2120 is used to drive a pair of subwoof ers. Setting the gain After completing the installation, follo w these steps to set the gain control and perform the final system checks .
APX2120/APX4240/APX1300 15 Setting the crosso ver Clarion amplifiers feature fully-adjustable crosso vers. 1. Using the X-Over mode s witch, select either LP (low pass) or HP (high pass) or OFF for full r ange. 2. Using the F req (Hz) control, select the frequency .
16 APX2120/APX4240/APX1300 6. T r oubleshooting No A udio • Low or no remote turn-on voltage: check remote connections at the amplifier and source unit. • Blown amplifier fuse: replace with a new f ast-blo w fuse (same rating). • P ower wires not connected: check battery and ground wiring at the amplifier and check the battery connections.
APX2120/APX4240/APX1300 17 7. Glossar y Crossov er : A device that limits the range of frequencies sent to a speak er or amplifier . dB: decibel, a measurement of the relative diff erence in power or intensity between two acoustic signals. Equalizer : Component that boosts or cuts sound signal frequencies to improv e the quality of the sound.
18 APX2120/APX4240/APX1300 9. LIMITED W ARRANTY INFORMA TION For USA and Canada only Except as noted, Clarion products purchased from an authorized Clarion dealer are warranted against all defects in materials and workmanship for a period of one (1) year from date of original purchase.
APX2120/APX4240/APX1300 19 AMPSOwnersManual.pmd 2005-12-13, 17:02 19.
20 APX2120/APX4240/APX1300 Clarion Corporation of America All Rights Reserved. Copyright © 2006: Clarion Corp. of America AMPSOwnersManual.pmd 2005-12-13, 17:02 20.
An important point after buying a device Clarion APX2120 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Clarion APX2120 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Clarion APX2120 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Clarion APX2120 you will learn all the available features of the product, as well as information on its operation. The information that you get Clarion APX2120 will certainly help you make a decision on the purchase.
If you already are a holder of Clarion APX2120, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Clarion APX2120.
However, one of the most important roles played by the user manual is to help in solving problems with Clarion APX2120. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Clarion APX2120 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
