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Bose 102 Service Manual

Bose 102 Service Manual

Commercial sound system
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102 COMMERCIAL SOUND SYSTEM
©2009 Bose Corporation
Service Manual
Reference Number 130105-SM Rev. 04
Electronic Copy Only

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Summary of Contents for Bose 102

  • Page 1 102 COMMERCIAL SOUND SYSTEM ©2009 Bose Corporation Service Manual Reference Number 130105-SM Rev. 04 Electronic Copy Only...

  • Page 2: Table Of Contents

    Figure 11a. 102 Flush-Mount Non-RoHS Loudspeaker Exploded View..........18 Figure 11b. 102 Flush-Mount RoHS Loudspeaker Exploded View............18 102 Surface-Mount Loudspeaker Parts List (Per Figures 11 & 12) ........... 19 102 Surface-Mount Loudspeaker Installation Hardware ............19 Figure 12. 102 Surface-Mount Loudspeaker Exploded View...............20 Figure 13.

  • Page 3: Electrostatic Discharge Sensitive (Esds) Device Handling

    ® BOSE CORPORATION WHICH IS BEING FURNISHED ONLY FOR THE PURPOSE OF SERVICING THE IDENTIFIED BOSE PRODUCT BY AN AUTHORIZED BOSE SERVICE CENTER OR OWNER OF THE BOSE PRODUCT, AND SHALL NOT BE REPRODUCED OR USED FOR ANY OTHER PURPOSE.

  • Page 4: Safety Information

    SAFETY INFORMATION 1. Parts that have special safety characteristics are identified by the symbol on schematics or by special notes on the parts list. Use only replacement parts that have critical characteristics recommended by the manufacturer. 2. Make leakage current or resistance measurements to determine that exposed parts are acceptably insulated from the supply circuit before returning the unit to the customer.

  • Page 5: Specifications

    4 rack-mount screws, supplied Dimensions: 1 3/4" H x 18 31/32" W x 4 1/4" D (44 mm x 482 mm x 107 mm) 102 Flush-Mount and 102 Surface-Mount Loudspeakers: 80 Hz - 18 kHz, ± 3 dB Frequency Response: Distortion: <1% @ 10% rated power input...

  • Page 6: Disassembly/Assembly Procedures

    4.3 Secure the driver to the enclosure with the three screws. Do not overtighten. (See Figure 2) Figure 1. 102 Flush-Mount Grille Removal 2. Grille Replacement 2.1 Align the legs on the grille with the Figure 2. 102 Flush-Mount Driver openings in the speaker enclosure.

  • Page 7: 102 Surface-Mount Loudspeaker

    You must grasp the grille on the metal portion of the grille and not on the polysty- rene, which is part of the speaker enclosure. 2. Grille Replacement Figure 3. 102 Surface-Mount Driver 2.1 To install the grille, first be sure that Replacement ® the Bose logo is facing the same way as the print on the back of the enclosure.

  • Page 8: 102 System Controller Procedures

    The passive versions do not have a tap selection switch 1. Top Cover Removal or transformer within the enclosure. Note: Refer to Figure 5, 102 System 5. Baffle Removal Controller Exploded View. 5.1 Remove the six screws (1) that hold 1.1 Using a cross-tip screwdriver, remove...
  • Page 9 DISASSEMBLY/ASSEMBLY PROCEDURES 5. Main Circuit Board Removal 5.1 Remove the top cover (2) using procedures 1.1 and 1.2. 5.2 Unplug the four cables from the con- nectors on the circuit board (6) at JE02, JE01, JE51, and JG01. Note: You must first lift the tab on the connector to release the wire.
  • Page 10 Figure 5. 102 ® System Controller Exploded View...
  • Page 11 DG 34 CHANNEL PROGRAM PROGRAM PROGRAM OUTPUT "A" DRIVER INPUT MUTE VOICE BASS SHELF 0, +20 dB CHANNEL PROGRAM PROGRAM PROGRAM OUTPUT "B" DRIVER INPUT MUTE VOICE BASS SHELF 0, +20 dB ® Figure 6. 102 System Controller Block Diagram...

  • Page 12: Test Procedures

    2.4 If there are any buzzes or rattles from can be made to go away, or get worse, it is inside the 102 cabinet, redress the wire or a tick or a rub, and the driver should be component causing the noise.

  • Page 13: 102 System Controller Test Procedures

    Note: The music channel inputs must be sensitivity and muting features. You must loaded with a 2k ohm input impedance in test all modes of the 102 System Controller order to get the correct output levels. to assure proper operation.

  • Page 14: 102 System Controller Frequency Response

    2.3 Reference a dB meter to the left or for both channels. (0 dB 2 dB) right output, and perform the tests listed in the 102 System Controller Frequency 5. Distortion Test Response table below. 5.1 Apply a 1 Volt rms, 1 kHz signal to 102 System Controller Frequency Response the channel A and B inputs.

  • Page 15: 102 System Controller Voice Channel Response

    6.6 Move the mute switch on channel B to meter to the channel A and B output. the OFF position. 8.2 Perform the tests listed in the 102 6.7 Repeat step 6.4. System Controller Voice Channel Re- sponse table below.

  • Page 16: 102 Loudspeaker Driver Wiring

    LOUDSPEAKER DRIVER WIRING WHITE DRIVER Crossover components not used in all variations. BLACK BLACK Figure 8. 102 Loudspeaker Schematic Diagram (Passive Units) 25 uf 150 WV WHITE FLUSH-MOUNT LOUDSPEAKERS ONLY - TO COMPLY WITH UL1480 TAP 1 CROSSOVER COMPONENTS NOT USED IN ALL VARIATIONS.

  • Page 17: 102 Flush-Mount Loudspeaker Parts List (Per Figure 10)

    25 WATT). Both part numbers listed above can be used in the 102F product code 000887 and 000889. Notes: 1. This component is not used in all versions of the 102 F Loudspeaker. 2. Hardware quantities vary according to variation.

  • Page 18: 102 Loudspeaker Exploded Views

    Figure 11a. 102 ® Flush-Mount Non-RoHS Loudspeaker Exploded View Figure 11b. 102 Flush-Mount RoHS Loudspeaker Exploded View...

  • Page 19: 102 Surface-Mount Loudspeaker Parts List (Per Figures 11 & 12)

    CONNECTOR, PHONE JACK, 2 POS, FEMALE 134677 CONNECTOR, LUG, WIRE WRAP, 1 POS, FEMALE 118008 Notes: 1. This component is not used in all versions of the 102 F Loudspeaker. 2. Hardware quantities vary according to variantion. 102 Surface-Mount Loudspeaker Installation Hardware Description...
  • Page 20 Figure 12. 102 ® Surface-Mount Loudspeaker Exploded View...
  • Page 21 (Bottom View) (Rear View) (Side View) Figure 13. 102 ® Surface-Mount Loudspeaker...

  • Page 22: 102 System Controller Parts Lists

    ® System Controller Parts List Semiconductors Reference Designator Description Part Number S e e Note DE01, DE02, DE03, DE51, DE52, Diode, ISS133 127376 DE53, DE54, DG01, DG02, DG03, DG04, DG32, DG35, DG61, DG62 D801, D802, D804, D805 Zener, RD16EB1 127378 DG34 LED, SLP5400, WHT 127382...
  • Page 23 ® System Controller Parts List Capacitors (cont.) Reference Designator Description Part Number S e e Note CG09, CG10, CG11, CE08, CE09, Film, .1 uf, 5% 129323 CE58, CE59 CE10, CE60 Film, .0068 uf, 5% 129324 CE12, CE62 Film, .27 uf, 5% 129325 CG12 Film, .0022 uf, 5%...
  • Page 24 ® System Controller Parts List Resistors (cont.) Reference Designator Description Part Number S e e Note RE16, RE66 82k ohm, 1/8W, 5% 129343 RE17, RE18, RE67, RE68 8.2k ohm, 1/8W, 5% 129344 RE19, RE20, RE69, RE70, RE64, 2.2k ohm, 1/8W, 5% 129345 RG69, RG73, R807 RE22, RE72, RG07, RG08, RG10...

  • Page 25: 102 System Controller Packing List

    Screw - Grounding 127427 Screw - PCB Hold Down 127422 Screw - Rear Terminals 127426 Screw - Accessory Kit 127423 Screw - Accessory Kit 127324 102 System Controller Packing List Description Part Number Carton 127415 Filler 127416 Owner's Guide 125966 Registration Card...

  • Page 26: 102 Loudspeaker Packing Diagrams

    GUIDE, OWNER’S, ADDENDUM, 143369 102F PAD, PACKING, 102 129059-01 CARTON, PACKING, 102 138393 PACKING, INSERT, 102 126784 BAG, POLY, 9.38 X6 X 2 MIL 100278 BAG, POLY, 5.5 X 4 X .004 MIL 175175 Figure 14. 102 Flush-Mount Packing Diagram...
  • Page 27 Surface-Mount Loudspeaker Packing List Item Number Description Part Number Quantity CARTON, RSC, 102 S 138389 PACKING, END CAP 124921 MANUAL, OWNER’S, 102S, TRANSFORMER VERSIONS 130292 PASSIVE VERSIONS 134683 BROCHURE, ALL PRODUCTS 141478 BAG, POLY, 10X13X6X2 MIL 123831 Figure 15. 102 Surface-Mount Packing Diagram...

  • Page 28: Service Manual Revision History

    SERVICE MANUAL REVISION HISTORY Date Revision Description of Change Change Driven By Pages Level Affected Document release revision 00 Service Manual release Unknown 11/96 Unknown 02/06 Added RoHS part numbers This product is now 1,17,19,28,2 built with RoHS compliant parts. 6/09 Updated RoHS drawing for the Update...
  • Page 29 SPECIFICATIONS AND FEATURES SUBJECT TO CHANGE WITHOUT NOTICE Bose Corporation The Mountain Framingham Massachusetts USA 01701 130105 Rev 04 P/N: 6/2009 http://serviceops.bose.com...

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