ClarionメーカーAPX400.2の使用説明書/サービス説明書
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INTRODUCTION The Clarion APX200.2 and APX400.2 are full-featured two-channel amplifiers. incorporating the following features: • Full frequency response with low distrotion and exceptional signal to.
DESCRIPTION The Clarion APX200.2 and APX400.2 two-channel amplifiers provide 2x70 watts and 2x110 watts of power into a 4 ohm load and 2x110 watts and 2x190 watts of power into a 2 ohm load. These full featured models are an excellent choice for a variety of car audio sound system configurations.
• 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.
CONNECTIONS FOR POWER AND SPEAKERS The rear panel of the APX200.2 and APX400.2 both contain power and speaker connections as shown below. 5 1. Left Speaker Output 2. Right Speaker Output 3. Remote Turn-on Input 4. Ground Input 5. Battery + 12v Input 6.
APPLICA TIONS The Clarion APX200.2 and APX400.2 2-channel car audio amplifiers can be used in a variety of system applications. Here are some examples to help plan your own installation. Bridged- Mono Subwoofer System 6 Figure 3 - In this application the amplifier is bridged for mono operation to drive a subwoofer.
2-Channel Full-Range, Satellite, or Subwoofer Stereo System (Set INPUT SELECT Switch to STEREO) 7 Set X-Over Mode as shown. Set X-Over Mode as shown; adjust FREQ to speaker specifications. Set X-Over Mode as shown; adjust FREQ to speaker specifications.
Mixed-Mode Satellite and Subwoofer System (Set INPUT SELECT Switch to STEREO) 8 Set X-Over Mode to OFF. FREQ (hz) 80 100 125 150 200 L (mH) 8.0 6.4 5.1 4.2 3.2 C (uF) 497 398 318 265 199 NOTE: Chart values based on 4 ohm speakers. Figure 5 - The amplifier can be configured for a mixed-mode operation.
INSTALLA TION This section lists Mounting and W iring Precautions for installing a Clarion APX200.2 or APX400.2. Combined with the experience of a professional installer, these safeguards provide enough detail to successfully complete an installation.
4. A secure clean ground connection is critical to the performance of your Clarion amplifier. Use the shortest ground wire possible snd securely connect to the car chassis to minimize resistance and avoid noise problems.
11 Figure 6. - Electrical connections for the APX200.2 or the APX400.2.
SETTING THE GAIN After completing the installation, follow these steps to set the Gain Control and then perform the Final System Checks. 1. T urn the Gain Control all the way counter-clockwise. 2. T urn the vehicle’s Ignition Switch to the ON position.
FINAL SYSTEM CHECKS 1. Start the engine and turn on the source unit. After a two-second delay , slowly increase the V olume 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 T roubleshooting.
14 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.
NOTES 15.
661 W. Redondo Beach Blvd. Gardena, CA 90247 1-800-GO-CLARION www.clarion-usa.com APX2CH-10 Rev .1 (02/00).
デバイスClarion APX400.2の購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
Clarion APX400.2をまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはClarion APX400.2の技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Clarion APX400.2の取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Clarion APX400.2で得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Clarion APX400.2を既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はClarion APX400.2の不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Clarion APX400.2に関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちClarion APX400.2デバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
