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Bose LT 9702 manual

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Table of contents for the manual

  • Page 1

    Bose ® Panaray ® LT Series III Loudspeakers Reference Guide[...]

  • Page 2

    2 Declaration of Conformity Declaration of Conformity We, the of ferer: Bose Corporation, The Mountain, Framingham, MA 01701-9168 USA acknowledge our sole responsibility , that the product: Kind of equipment: Loudspeaker T ype designation: Panaray ® L T 3202 ® III Loudspeaker System Panaray L T 4402 ® III Loudspeaker System Panaray L T 9402 TM I[...]

  • Page 3

    3 Contents Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Mounting Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 How to Use This Manual . . . . . . . . . . . . . . . . .[...]

  • Page 4

    4 Safety Information Safety Information Please read this safety information befor e installing, connecting, or operating the Bose ® Panaray ® L T loudspeakers. Read the instructions. Read and keep all safety and operating instructions for future r eference, including this manual. Follow cautions. For your safety , follow all cautions and war ning[...]

  • Page 5

    5 Safety Information Mounting Guidelines W ARNING: The Panaray ® L T Series loudspeakers must be attached to brackets or other mounting surfaces for permanent or seasonal use. Such mountings, typically in overhead locations, involve risk of personal injury if either the mounting system or the loudspeaker attachment fails. Installation of the mount[...]

  • Page 6

    6 How to Use This Reference Guide The refer ence guide is divided into several sections. Below is a listing of each section and a brief description of what is contained in each section: Mechanical Specifications — This section gives mechanical drawings, dimensions, weights, center of gravity , insert locations, and load ratings for each cabinet.[...]

  • Page 7

    7 Mechanical Specifications Materials and Construction: The Panaray ® LT 3202-III speaker is a mid/high-frequency loud- speaker designed for extremely long thr ow distances. The L T 3202-III speaker has the narrowest beamwidth characteristics of all the L T cabinets (30˚ H x 20˚ V). The L T 3202-III speaker is built with 10-ply marine-grade Balt[...]

  • Page 8

    8 Mechanical Specifications LT 4402 ® -III Loudspeaker Materials and Construction: The Panaray ® L T 4402-III speaker is a mid/high-frequency loud- speaker designed for medium-to-long throw distances. The L T 4402-III speaker features a tightly controlled 40 ˚ H x 40 ˚ V beam- width. The L T 4402-III speaker is built with 10-ply marine-grade Ba[...]

  • Page 9

    9 Mechanical Specifications LT 9402™-III Loudspeaker Materials and Construction: The Panaray ® L T 9402-III speaker is a mid/high-frequency loud- speaker designed for medium-to-long throw distances. The L T 9402-III speaker features a tightly contr olled 90˚H x 40˚V beam- width. The L T 9402-III speaker is built with 10-ply marine-grade Baltic[...]

  • Page 10

    10 Mechanical Specifications LT 9702 ® - III Loudspeaker Materials and Construction: The Panaray ® L T 9702-III speaker is a mid/high-fr equency loudspeaker designed for shorter throw distances. The L T 9702-III speaker offers a 90˚H x 70˚V pattern which is the broadest beamwidth of all the L T loudspeakers. The L T 9702-III speaker is built wi[...]

  • Page 11

    11 Mechanical Specifications LT MB24-III Modular Bass Loudspeaker Load Limits: The L T MB24 modular bass loudspeaker has a working load limit (WLL) of 520 lb (236 kg). Hardwar e: • Use only graded har dware. • Fasteners should be SAE Grade 5 or ASTM designation A354, Grade BC minimum. • Unmarked machine fasteners should not be used for mounti[...]

  • Page 12

    12 Acoustical Specifications and Wiring Recommended W ire Gauges The loudspeakers should be connected to the amplifier outputs with heavy-gauge wire. T o minimize power loss, lar ger diameter wire should be used for longer lengths. The following chart can be used as a guide. Note: All wiring shall conform to applicable local and/or national electr[...]

  • Page 13

    13 Acoustical Specifications and W iring To configure your L T 9702 ® -III, L T 9402 ™ -III, or L T 4402 ® -III loudspeaker: 1. T urn off amplifier power and disconnect the loudspeaker input connection. Remove the rear connector plate. 2. Remove connector from the passive position. 3. Insert in the bi-amped position.[...]

  • Page 14

    14 Acoustical Specifications and W iring To reconfigure your L T 3202 ® -III loudspeaker (only): 1. T urn off amplifier power and disconnect the loudspeaker input connection. Remove the rear panel. 2. Pull out the connector from the passive position. 3. Insert in the bi-amped position. 4. Or insert in the bi-amped dual mid-range position.[...]

  • Page 15

    15 Acoustical Specifications and W iring To reconfigure your L T MB24-III modular bass loudspeaker: 1. T urn off amplifier power and disconnect the loudspeaker input connection. Remove the rear panel. 2. Pull out the connector from the passive 3. Insert in the bi-amped position. position.[...]

  • Page 16

    16 Acoustical Specifications and W iring LT 3202 ® -III Loudspeaker Product Description The Bose ® Panaray ® L T 3202 ® -III loudspeaker is a mid/high-frequency loudspeaker designed for long throw distances. The L T 3202-III loudspeaker has the narrowest coverage character - istics of all the L T cabinets. When arrayed correctly , L T 3202-III[...]

  • Page 17

    17 Acoustical Specifications and W iring LT 3202 ® -III Loudspeaker Configurations LT 3202-III Loudspeaker Active Equalization Curves Bi-amped Dual Mid-Range Passive Bi-amped[...]

  • Page 18

    18 Acoustical Specifications and W iring LT 4402 ® -III Loudspeaker Product Description The Bose ® Panaray ® L T 4402 ® -III loudspeaker is a mid/high-frequency device designed for medium to long throw distances. The L T 4402-III loudspeaker offers a 44˚ horizontal by 38˚ vertical dispersion pattern which is ideal for highly reverberant spac[...]

  • Page 19

    19 Acoustical Specifications and W iring LT 4402 ® -III Loudspeaker Configurations LT 4402-III Loudspeaker Active Equalization Curves Bi-amped Passive[...]

  • Page 20

    20 Acoustical Specifications and W iring LT 9402™-III Loudspeaker Product Description The Bose ® Panaray ® L T 9402™-III loudspeaker is a mid/high-frequency device designed for medium throw distances. The L T 9402-III loudspeaker offers an 95˚ horizontal by 39˚ vertical dispersion pattern that allows you to cover a large seating ar ea and [...]

  • Page 21

    21 Acoustical Specifications and W iring LT 9402™-III Loudspeaker Configurations LT 9402-III Loudspeaker Active Equalization Curves Passive Bi-amped[...]

  • Page 22

    22 Acoustical Specifications and W iring LT 9702 ® -III Loudspeaker Product Description The Bose ® Panaray ® L T 9702 ® -III loudspeaker is a mid/high-frequency device designed for shorter throw distances. The L T 9702-III loudspeaker offers an 92º horizontal by 61º vertical dispersion pattern which is the broadest beamwidth of all the L T l[...]

  • Page 23

    23 Acoustical Specifications and W iring LT 9702 ® -III Loudspeaker Configurations LT 9702-III Loudspeaker Active Equalization Curves Bi-amped Passive[...]

  • Page 24

    24 Acoustical Specifications and W iring LT MB24 Loudspeaker Product Description The Panaray ® L T MB24-III modular bass loudspeaker is a compact low-fr equency loud- speaker designed exclusively for use with the Panaray L T mid/high-frequency loudspeaker family . The L T MB24-III integrates two 12" woofers in a proprietary acoustic enclosur[...]

  • Page 25

    25 Acoustical Specifications and W iring LT MB24-III Loudspeaker Configurations LT MB24-III Loudspeaker Active Equalization Curve Discrete Parallel[...]

  • Page 26

    26 Active Equalization W ARNING: All Panaray ¤ LT Series III loudspeakers require active equalization. Do not operate the loudspeakers without the proper active equalization for the particular loudspeaker and operating configuration. Failure to do so may result in permanent damage to the loudspeaker . Active equalization with the Bose ® 1600-VI o[...]

  • Page 27

    27 Service Information This section contains information on servicing Panaray ® LT cabinets. •O r dering information for r eplacement parts • Painting information • Replacement instructions for transducers or diaphragms • Drawings of each cabinet type Note: Service should only be performed by a qualified audio professional. Panaray LT Repl[...]

  • Page 28

    28 Service Information Painting Information The Panaray ® LT 3202 ® -III, 4402 ® -III, 9402 ™ -III, 9702 ® -III and MB24-III loudspeaker cabinets can be painted. When painting an L T loudspeaker , it is important that no paint is applied to the transducers or connector panel. Before painting the cabinet, turn off the amplifier power and disc[...]

  • Page 29

    29 Service Information To Replace the t1.4hp High-frequency Compression Driver in the Panaray ® LT 3202 ® -III, L T 4402 ® -III, L T 9402 TM -III or L T 9702 ® -III Loudspeakers CAUTION: The rear of the Panaray L T loudspeakers can become extremely HOT during normal use. Do not attempt to service the loudspeakers until they have cooled to room [...]

  • Page 30

    30 Service Information To Replace the t1.4hp High-frequency Compression Driver Diaphragm To remove the compression driver fr om the loudspeaker cabinet: 1. Select, a clean, well lit work area that is fr ee of magnetic materials that might be attracted to the magnet in the com- pression driver . Note: Do not let any dirt or dust come in contact with[...]

  • Page 31

    31 Service Information 11. Slowly and gently rotate the diaphragm assembly so that the coil is worked into the gap in the fr ont of the compres- sion driver , is centered in the gap, and the diaphragm assembly r ests smoothly against the front plate of the compr es- sion driver . The screw holes in the diaphragm can be visually lined up with the sc[...]

  • Page 32

    32 Service Information To Replace the V -2 Mid-frequency Driver in the Panaray ® L T 3202 ® -III CAUTION: The rear of the Panaray L T loudspeakers can become extremely HOT during normal use. Do not attempt to service the loudspeakers until they have cooled to room temperature. 1. T urn off the amplifier power . 2. Disconnect the loudspeaker inpu[...]

  • Page 33

    33 Service Information To Replace the V -2 Mid-frequency Driver in the Panaray ® L T 4402 ® -III, LT 9402 TM -III or L T 9702 ® -III Loudspeakers 1. T urn off the amplifier power . 2. Disconnect the loudspeaker input connection(s). 3. The L T 4402-III, L T 9402-III and L T 9702-III use two V2 drivers. Remove the four scr ews securing each V2 dr[...]

  • Page 34

    34 Service Information To Replace the 12" W oofer in the Panaray L T MB24-III Modular Bass Loud- speaker 1. T urn off amplifier power 2. Disconnect the loudspeaker input connection(s) 3. Remove the 22 screws securing the grill to the enclosur e. Lift the grill off of the enclosur e. 4. Remove the 8 screws securing the driver to the enclosur e[...]

  • Page 35

    35 Service Information Driver and Electronics Assembly LT 3202 ® - III Loudspeaker 1 Logo, Panaray L T 9 Disk, Align, Compression Driver 17 Washer 2 Kit, Grille Screw , T A 4x15 (14 screws per kit) 10 Screw , KM 4x12 18 Screw TM 4x15 3 Cap, Spring 11 Screw , KM 6x12 19 V2 Assembly 4 Spring, Logo 12 Plate, Mount, Compression Driver 20 Gasket, Input[...]

  • Page 36

    36 Service Information LT 4402 ® -III Loudspeaker 1 Grille Assembly , includes: scr ews, tape, logo, fastener and spring 9 Screw , TM 6x30 17 Manifold, V2 2 Gasket, Grille 10 Compression Driver 18 Gasket, Output Manifold 3 Kit, Grille Screw , T A 4x15 (14 screws per kit) 11 Gasket Panel 19 Panel, Input 4 Gasket, Compression Driver 12 Panel, Rear 2[...]

  • Page 37

    37 Service Information LT 9402 TM -III Loudspeaker 1 Kit, Grille Screw , T A 4x15 (14 screws per kit) 9 Disk, Alignment, Compression Driver 17 Scr ew , TM 4x15 2 Logo, Panaray L T 10 Screw , KM 4x12 18 Manifold, V2 3 Grille Assembly , includes: scr ews, tape, logo, fastener and spring 11 Screw , KM 6x12r 19 Gasket, Input Manifold 4 Cap, Spring 12 P[...]

  • Page 38

    38 Service Information LT 9702 ® -III Loudspeaker 1 Grille Assembly , includes: scr ews, tape, logo, fastener and spring 10 Screw , KM 4x12 19 Gasket, Input Manifold 2 Kit, Grille Screw , T A 4x15 (14 screws per kit) 11 Screw , KM 6x12 20 Manifold, V2 3 Clip, Retaining, Logo 12 Plate, Mount, Compr ession Driver 21 Gasket, Output Manifold 4 Spring,[...]

  • Page 39

    39 Service Information LT MB24-III Loudspeaker 1 Gasket, Grille, MB24 Bass Module 5 Gasket, Input Panel 2 Grille Assembly , includes: scr ews, logo, tape, fastener and spring 6 Input Panel Kit 3 Grille Screw Kit (14 scr ews) 7 W oofer Assembly , 12-inch, TBX 4 Gasket, W oofer 8 Scr ew , W oofer[...]

  • Page 40

    ©2004 Bose Corporation, the Mountain, Framingham, MA 01701-9168 USA 269724 AM Rev .00 cmm-040235[...]