AlvarezメーカーS408の使用説明書/サービス説明書
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1 S408 REPAIR MANUAL S408 REPAIR MANUAL.
2 These instructions are intended to help restore any ailing S408 Passive Loudspeaker back to factory working conditions. They show how to remove and replace the drivers. Please contact Mackie Technical Support (1-800-898-3211) to receive a Service Request Number and Order Number for parts needed for this restoration.
3 Top left woofer replacement: 1 1 Six screws need to be removed from each side of the front of the grill (twelve screws total) using the phillips head screwdriver. This grill has a tendency to want to “pop” off, so please be sure to hold it in place with one hand or arm while removing the screws with your free hand.
4 3 3 Carefully begin to remove the woofer. Caution: The woofer is approximately 8 pounds with the weight unevenly distributed. Top left woofer replacement continued: 4 4 The positive (blue and black) and negative (solid black) cables are still attached to the woofer terminals.
5 Top right woofer replacement: 2 2 Eight screws need to be removed from the woofer using the phillips head screwdriver. Once the screws are removed, the woofer may be loosened by prying a fl at head.
6 3 3 Carefully begin to remove the woofer. Caution: The woofer is approximately 8 pounds with the weight unevenly distributed. Top right woofer replacement continued: 4 4 The positive (blue and black) and negative (solid black) cables are still attached to the woofer terminals.
7 Bottom left woofer replacement: 2 2 Eight screws need to be removed from the woofer using the phillips head screwdriver. Once the screws are removed, the woofer may be loosened by prying a fl at he.
8 3 3 Carefully begin to remove the woofer. Caution: The woofer is approximately 8 pounds with the weight unevenly distributed. Bottom left woofer replacement continued: 4 4 The positive (blue and black) and negative (solid black) cables are still attached to the woofer terminals.
9 Bottom right woofer replacement: 2 2 Eight screws need to be removed from the woofer using the phillips head screwdriver. Once the screws are removed, the woofer may be loosened by prying a fl at h.
10 3 3 Carefully begin to remove the woofer. Caution: The woofer is approximately 8 pounds with the weight unevenly distributed. Bottom right woofer replacement continued: 4 4 The positive (blue and black) and negative (solid black) cables are still attached to the woofer terminals.
11 High Frequency Driver replacement: 8 8 1 1 2 2 3 3 4 4 5 5 6 6 7 7 9 9 10 10 11 11 12 12 2 2 Twelve screws and fl at washers need to be removed from the horn assembly using the phillips head screwdriver.
12 3 3 Carefully begin to remove the entire horn assembly (with the high frequency driver still attached). Caution: The horn weighs about 8 pounds, and the weight is unevenly distributed.
13 High Frequency Driver replacement continued: 6 6 Four bolts and eight washers may be removed from the driver using the 8mm combination wrench. Turn counter- clockwise to loosen and remove, clockwise to tighten. The other three are located around the horn assembly.
14 3 3 The horn assembly is shown above with the high frequency driver circled. Four screws need to be removed from the driver using the 3mm allen wrench. 4 4 Keep the four screws in a safe place. 5 5 The diaphragm and plate adapter are easily removed from the horn assembly.
15 7 7 This is what the plate adapter (left) and diaphragm (right) both look like. Place the new diaphragm (part # coming soon) where the old one was. Follow the same steps as above, but backwards 6 to 1. Power up the S408 and the new diaphragm should now be pumping out those highs again.
16 Input assembly replacement: 1 1 Eight screws need to be removed from the input assembly (located on the rear of the cabinet) using the phillips head screwdriver. Once the screws are removed, the input assembly may be loosened by prying a fl at head screwdriver in between it and the cabinet.
17 3 3 Two cables need to be removed from the input assembly PCB (as shown on the left and above): (1) the solid black cable attaches to the negative terminal (connection J4). This is for the input jack, and (2) the grey and black cable attaches to the positive terminal (connection J3).
18 Input assembly replacement continued: 4 4 Place the new input assembly (part #0012048) where the old one was. Follow the same steps as above, but backwards 3 to 1. Remove the serial number from the faulty input assembly (as shown in the picture above) and place on the new input assembly.
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デバイスAlvarez S408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:
Alvarez S408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Alvarez S408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。Alvarez S408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。Alvarez S408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。
Alvarez S408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Alvarez S408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、Alvarez S408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Alvarez S408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。