Instruction/ maintenance manual of the product P941BB JBL
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JBL PERFORMANCE ™ SERIES INST ALLA TION INSTRUCTIONS P8 1 BB P9 4 1 BB B A CK BOXES FOR P8 1 AND P94 1 LOUDSPEAKERS P81BB, P941BB OM 11/16/05 3:04 PM Page 1.
This document contains general i nstallation instructions for the JBL ® P erformance ™ S eries P81BB and P941BB Back Boxes. It is important to read this document before attempting to use this product. Pay particular a ttention to safety instructions.
3 I MPORT ANT SAFETY I NSTRUCTIONS Read before starting installation: • Product contains fiberglass wool. • Disturbing the insulation in this product during installation, main- tenance, or repair will expose you t o fiberglass wool. Breathing this may cause lung cancer .
4 A BOUT THE BACK BOX Thank you for purchasing the JBL P erformance P81BB/P941BB Back B oxes, which are optional rear enclo- sures for the JBL P81 and P941 In-W all Loudspeakers. The P81BB/P941BB Back Boxes which provide optimal vol- u me for woofer alignment and reduce acoustic bleed-through to rooms adjacent to your listening area.
Figure 3: P81BB/P941BB Back Box Depth NOTE Figure 3 shows the depth of the back box. It can be installed in walls con- structed with standard 2x4s. It is impor- tant to note that the speaker mounting frame requires a minimum depth (from the wall face to the inside back of the P81BB/P941BB Back Box) of 3-1/2 inches (88.
CAUTION I nstallers must adhere to local building c odes to ensure proper installation. JBL is not responsible for any possible damage caused by improper installation. 4 . Feed the power amplifier wires from t he wall cavity down through the cable clamp located on top of the enclosure.
7 Exposed Binding Post Make Connections Observing Proper Polarity In-W all Speaker Rear Binding Posts A B C Insert Stripped Wires Into Exposed Holes T erminal Connectors 13. Locate the loudspeaker’ s binding posts, as shown in illustration A of Figure 9.
JBL Consumer Products 250 Crossways Park Drive Woodbury , New Y ork 11797 USA www .jbl.com © 2005 Harman International Industries, Incorporated. All rights reserved. Part No. 360863-001 11/05 ® All features and specifications are subject to change without notice.
An important point after buying a device JBL P941BB (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought JBL P941BB 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 JBL P941BB - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, JBL P941BB you will learn all the available features of the product, as well as information on its operation. The information that you get JBL P941BB will certainly help you make a decision on the purchase.
If you already are a holder of JBL P941BB, 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 JBL P941BB.
However, one of the most important roles played by the user manual is to help in solving problems with JBL P941BB. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device JBL P941BB 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
