OPERATION INSTALLATION MANUAL
clafton 4 Channel Power System Amplifier INTRODUCTION The APX400A IS The Clanon Clarion APX400.4 is aa full-featured full-featured four-channel four-channelamplifier. amplifier.
OWNER'S MANUAL DESCRIPnON The Clanon APX400.4 4-channel car audio amplifier IS an excellent choice for creatmg a vanety of multi-channel sound systems. It features built-m system deSign flexibility that allows you to create a 2, 3 or 4 channel amplifier With a flip of a sWitch. You can also configure the front or rear amplifier sectIOns for a mixed mode operatIOn to dnve a set of satellite speakers and/or subwoofer.
clarion 4 Channel Power System Amplifier RIGHT, FRONT LEFT, REAR RIGHT and REAR LEFT. The Gam Controls provIde a wIde adjustment range to accommodate output levels from any brand of source umt. • Gain Controls - Seperate Front and Rear Gam Controls allow you to set the nommal operatmg level of the amplifier. The amplifier's range, 250mV to 2.5V for RCA mputs or 500mV to 5V for speaker level mputs, can accommodate mput levels from vIrtually any brand of source umt.
OWNER'S MANUAL • Rear Channel Input Select - ThIS sWItch allows you to use a 2 channel mput to dnve all 4 channels of thIS amplifier. • Speaker Level Inputs - These provIde connectIOns for a hIgh-level stereo source. In additIOn, these connectIOns are provIded for mstallatIOns where the source umt's RCA outputs are unavailable. WARNING: When usmg the speaker (hIgh-level) mputs, the Black WIre must be grounded at the Radio. Failure to do thIS will result m nOIse and Improper operatIOn.
clarion 4 Channel Power System Amplifier APPLICATIONS The Clanon APX400.4 4-channel car audio amplifier can be used In a vanety of system applicatiOns. We've enclosed some example systems to help plan your own InstallatiOn. 4-Channel Full-Range Stereo System RL Full Range FR Full Range RR Full Range FL Full Range Figure 3 - In thIS applicatiOn, the APX400.4 IS used as a 4-channel amplifier to dnve four full-range speakers In stereo.
OWNER'S MANUAL 4-Channel Stereo System 2-Channels High-Pass, 2-Channels Low-Pass FRONT GAIN REAli GAIN =:1 [dB] ..(0)..~,~ 2.SV 2.11V 18 I~~~~f::t'E~\~ I tiS NT FRONT REAR w/OI\S& I:!§EfJ FRONT BOOST~ ,"::~ ..,'~' ':':~'" "~ ~ "~ 330 ~: flo",O ~.p .;-<,; tL:J lP HP OFF 330 ~1 &Xl0 R Satellite L Satellite L Subwoofer R Subwoofer Figure 4 - In this 4-channel system, the APX400A dnves a pair of stereo satellites for th efront and a pair of stereo subwoofers for the rear.
clarion 4 Channel Power System Amplifier 2-Channel Stereo System with Low-Pass Bridged Mono Channel LSatellite R Satellite 2-way Passive Crossover Subwoofer Figure 5 - The APX400A can also be used to dnve a pair of stereo satellites for the front and a smgle mono subwoofer for the rear. Note the filter settmgs.
OWNER'S MANUAL 2-Channel High Power Systems (Satellite or Subwoofer) Bridged L Satellite Bridged L Subwoofer -- -- 2-way Passive Crossover Bridged A Satellite Bridged R Subwoofer Figure 6 - The APX400A can be set up as a 2-channel hIgh-power amplifier to dnve a pair of satellites (or subwoofers).
clanon 4 Channel Power System Amplifier Mixed-Mode System On Rear; Full-Range Speakers On Front L Full Range L Speaker R Speaker c L Full Range + L FREQ (hz) l(mH} C (uF) 80 100 125 150 200 8.0 6.4 5.1 4.2 3.2 497 398 318 265 199 Subwoofer 4 ohms NOTE: Chart values based on 4 ohm speakers. Figure 7 - The amplifier can be configured for a mixed-mode operatiOn on either channels 1/2 or 3/4 amplifier sectiOns.
OWNER'S MANUAL INSTALLATION This sectIOn lists Mounting and Winng PrecautIOns for Installing the Clanon APX400.4. Combined with the expenence of a professIOnal Installer, these safeguards provide enough detail to successfully complete an installatIOn. If you do not have the necessary skills, do not Install the amplifier yourself. Instead, see your authonzed Clanon dealer for installation recommendatIOns. MOUNTING PRECAUTIONS Although the Clanon APX400.
clanon 4 Channel Power System Amplifier 6. Refer to the Figure 8 when maklllg electncal connectIOns. Connect the amplifier's positive (+) lead Via a fuse directly to the positive (+) termmal on the battery. Do not connect this Wire to the car's fuse panel. Use red-lllsulated la-gauge (or larger) WIre for the amplifier's pOSItive (+) power lead and the same-gauge black msulated WIre for the ground. 7 When replacmg the amplifier's fuse, always use one havmg the same current ratmg.
OWNER'S MANUAL SEmNG THE GAIN After completmg the mstallatIOn, follow these steps to set the Gam Control and then perform the Final System Checks. 1. Tum the Gam Control all the way counter-clockwIse. 2. Tum the vehIcle's IgllltIOn SWItch to the ON posItIOn. Then tum the ON/OFF SWItch on the source UllltS to the ON posItIOn. Set all Tone or EqualizatIOn Controls to "flat" posItIons and tum Loudness off. 3. Playa CD or Tape and set the Volume Control at 75% of full level.
clarion 4 Channel Power System Amplifier FINAL SYSTEM CHECKS 1. Start the engme and turn on the source umt. After a two-second delay, slowly mcrease the Volume Control and listen to the audio. If you hear any nOIse, static, distortiOn or no sound at all, check the connectiOns, and also refer to Troubleshootmg. Depending on your system desIgn, the levels may become qmte loud even at low Volume Control settmgs. Until you get an "audio feel" of the system's power, use care when adjustmg controls. 2.
OWNER'S MANUAL ! Problem Audio lacks punch. Solution kern wired incorrectly, which causes cancellation of bass frequencies. k polarity of wires from amplifier to each speaker as defined by the system design. Problem Amplifier fuse keeps blowing. ,Solution I Incorrect wiring or short circuit. Review Installation and check all wiring connections. ,Problem Whining or ticking noise in the audio with engine on. Solution Amplifier is picking up alternator noise or radiated noise.
clariOri CAR AUDIOQBEYOND 661 W. Redondo Beach Blvd. Gardena. CA 90247 1-800-GO-CLARION www.clanon-usa.com APX400.4-10 Rev.
ATTENTION INSTALLER!!! When using the speaker (high-level) inputs, the Black wire must be grounded at the Radio. Failure to do this will result in noise and improper operation. For more information, please see the owners guide.
