Extron electronicメーカーSF 26Xの使用説明書/サービス説明書
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User Guide SF 26X Speakers SpeedMount ® Ceiling Mount Speakers 68-2222-01 Rev . A 12 13.
Safety Instructions WARNING: This symbol, , when used on the product, is intended to alert the user of the presence of uninsulated danger ous voltage within the product’ s enclosur e that may present a risk of electric shock.
Conventions Used in this Guide Notifications The following notifications are used in this guide: CAUTION: A caution indicates a situation that may result in minor injury . W ARNING: A warning indicates a situation that has the to result in death or severe injury .
Contents Introduction .................................................... 1 About the SF 26X Speaker ................................ 1 Features ............................................................. 1 Application Example .....................
Intr oduction This user guide contains information about the Extron SF 26X Ceiling Mount Speaker . About the SF 26X Speaker The SF 26X speaker is a two-way , low impedance, ceiling-mount speaker system that features an 8 ohm open back speaker with a 6.
Application Example The illustration below is one example of configuring a system using the SF 26X speakers. L R SIG LINK DTP IN SIG LINK DTP OUT 50/60 Hz 100-240V X.
Installation The Installation section describes: • Installing the SF 26X in a Suspended Ceiling • Painting the Baffle and Grille Installing the SF 26X in a Suspended Ceiling 1. Remove power from all devices. NOTE: If the baffle or grille is to be painted, see the Painting the Baf fle and Grille section on page 12.
6. Attach speaker wires fr om the ceiling tile hole to the included four -pole captive screw connector using one of the following three methods below . NOTES: • Be sure that the combined impedance of the speaker system does not equal a value less than the rated minimum load impedance of the amplifier .
• Wiring Multiple Speakers Using Loop-through: A loop-through electrical connection is made on the cr ossover board of the SF 26X. Connect the wires to the captive scr ew connectors of the speakers, as shown below . Be sur e to tighten the screws.
• T o test the impedance of the entire speaker system, first disconnect the speaker wires fr om the amplifier and then measure the impedance fr om the disconnected wires, as shown below .
• Wiring Speakers in Parallel: Connect the wires to the captive scr ew connectors of the speakers, as shown below . Be sur e to tighten the screws. NOTES: • Be sure that the combined impedance of the speaker system does not equal a value less than the rated minimum load impedance of the amplifier .
T o test the impedance of the entire speaker system, first disconnect the speaker wires fr om the amplifier and then measure the impedance fr om the disconnected wires, as shown below .
7. Insert the captive screw connector into the four -pole receptacle on the speaker crossover boar d as shown below . Zip Tie Captive Sc re w Connector Strain Relief Tie off Point Figure 3. Strain Relief Tie Off Point 8. Secure the speaker wir e to the strain relief tie of f point using the included zip tie as shown above.
10. Attach the secondary support line if r equired, as shown below . Secondary Support Line Secondary Tie off Point Figure 5. Attaching the Secondary Support Line a. Remove the ceiling tile adjacent to the tile where the speaker is mounted. b. Attach the secondary support line.
12. Position the outer perimeter of the grille into the gr oove of the speaker baffle. Six magnets pull the grille securely into place, as shown below . Speaker Grille Figure 7. Installing the SF 26X Grille NOTE: Grillehooksarepr ovidedforremovalofthegrilleafterinstallation.
Painting the Baf fle and Grille NOTE: The cutout template that was used in step 2 of the previous section will be used as a paint shield when painting the outer circumfer ence of the baffle. Painting the Baffle 1. Remove the grille using the provided grille hooks and set the grille aside.
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ですが、ユーザガイドが果たす重要な役割の一つは、Extron electronic SF 26X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Extron electronic SF 26X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。