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Table of contents for the manual
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Page 1
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[...]
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Page 2
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. WARNING Calls attention to a procedure, practice, condition or the like that, if not correctly p[...]
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Page 3
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 . Fiber - glass wool is known to the state of California to cause cancer . ?[...]
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Page 4
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. The P81BB/P941[...]
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Page 5
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 (88.9mm) for proper installation. [...]
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Page 6
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. Pull approximately two feet of wire through the clamp to c reat[...]
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Page 7
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. From the top of the speaker , run the wires down to the loudspeaker’ s binding posts, as sh[...]
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Page 8
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. JBL and Harman International are trademarks of Harman International Industries, Inco[...]