Bose FreeSpace 3 II Series Service Manual
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Bose FreeSpace 3 II Series Service Manual

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®
FreeSpace
3 Series II
Loudspeaker System
®
FS3B Acoustimass
Bass Module
FS3F Satellite Speaker
Service Manual
©2008 Bose Corporation
Part Number 263851 Rev. 02

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  • Page 1 ® FreeSpace 3 Series II Loudspeaker System ® FS3B Acoustimass Bass Module FS3F Satellite Speaker Service Manual ©2008 Bose Corporation Part Number 263851 Rev. 02...

  • Page 2: Table Of Contents

    To prevent warranty infractions, refer servicing to warranty service stations or factory service. WARRANTY INFORMATION The Bose FreeSpace 3 Series II Acoustimass Module Loudspeaker and Free Space Model 3F Satellite Loudspeakers are covered by a 5-year transferable limited warranty. PROPRIETARY INFORMATION...

  • Page 3: Specifications

    Module Loudspeaker and the Bose FreeSpace 3F satellite speakers are passive flush-mount ceiling speakers. Typical application is in retail, restaurant, hospitality and other commercial applications. The Bose Free Space 3F satellite speaker is a flush-mount variant of the current surface-mount Free Space 3 satellite.

  • Page 4: Disassembly Procedures

    DISASSEMBLY PROCEDURES FreeSpace ® 3B Acoustimass ® Bass Module FreeSpace ® 3F Satellite Procedures Procedures Note: Refer to figure 6 for the following Note: Refer to figure 5 for the following procedures. procedures: 1. Grille Assembly Removal 1. Grille and Logo Removal 1.1 Gently pull the grille assembly (4) away 1.1 Use force to pull out the logo (18), then from the enclosure (8).

  • Page 5: Test Setup Procedures

    TEST SETUP PROCEDURES Mono Direct: To bypass the transformer and prepare the loudspeaker for 6 Ohm use and mono sound input, remove the two jumpers from the transformer settings on the front of the loud- speakers. Leave the CH1 and CH2 jumpers on the back of the loudspeaker as they are. Figure 1.
  • Page 6 TEST SETUP PROCEDURES Figure 3. Factory Default Setting Note: Using the factory default settings, connect an amplifier output to either the 70 Volt or 100 Volt input connections as illustrated above. Figure 4. 70/100 Volt Test Setup Setting...

  • Page 7: Test Procedures

    TEST PROCEDURES Note: The input voltage should be the actual 3.4 Reduce the input level to 3 Vrms. voltage present at the input and not the open circuit generator output. 3.5 Continue sweeping from 500 Hz to 15 kHz. Listen for a clean, undistorted output 1.

  • Page 8: Main Part List, Freespace 3 Series Ii Acoustimass® Module Loudspeaker

    MAIN PART LIST FreeSpace ® 3 Series II Acoustimass ® Module Loudspeaker Item Description Part Number Qty. Note Number Baffle, FS3B Series II, Black Baffle, FS3B Series II, White Enclosure, FS3B Series II, Black Enclosure, FS3B Series II, White Rear Cover 303862 Junction Box Cover 303863...

  • Page 9: Electrical Part List, Freespace 3B Crossover Pcb

    ELECTRICAL PART LIST FreeSpace ® 3B Crossover PCB Resistors Reference Description Part Number Note Designator 5.1 Ohm, WW, 5W, 10% 303897 5.1 Ohm, WW, 5W, 10% 303897 Capacitors Reference Description Part Number Note Designator 100uF, EL, BP, 85C, 50V, 20% 303898 10uF, EL, BP, 85C, 50V, 20% 303899...

  • Page 10: Main Part List, Freespace 3F Satellite Speaker

    MAIN PART LIST FreeSpace ® 3F Satellite Speaker Item Description Part Number Qty. Note Number Screw, M4x12mm 303879 ® Twiddler Assembly 303880 Screw, M3x75mm 303881 Grille Kit, Black (consists of): 303882 Grille, FS3F, Black Nameplate, Logo, Black Clip, Retaining, Logo Grille Kit, White (consists of): 303884 Grille, FS3F, White...

  • Page 11: Packing List, Freespace 3 Series Ii Acoustimass® Module Loudspeaker

    PACKING LIST FreeSpace ® 3 Series II Acoustimass ® Module Loudspeaker ® ® ® ® Item Description Vendor Part Qty. Note Bose Part Number Number Number Carton, FS3B Series II 263585 1436-0501-1-2 Inner Pad A 263876 1450-6290-1 Inner Pad C...

  • Page 12: Packing List, Freespace 3 Omni Loudspeaker Bracket

    PACKING LIST FreeSpace ® 3 Omni Loudspeaker Bracket Item Description Part Note Number Number CARTON INSERT, CARDBOARD BRACKET, SATELLITE, OMNIMOUNT, BLACK 282615-001 BRACKET, SATELLITE, OMNIMOUNT, ARTIC 282615-002 SCREW, M4x0.7x10MM, PAN HEAD, STAINLESS WASHER, M4, 9.8x4.5x1.0, STAINLESS COVER, OMNIMOUNT, BLACK 282614-001 COVER, OMNIMOUNT, ARTIC WHT 282614-002 SHEET, INSTRUCTION...

  • Page 13: Packing List, Freespace 3F Satellite Speaker

    PACKING LIST ® FreeSpace 3F Satellite Speaker ® ® ® ® Item Description Vendor Part Qty. per Note Bose Part Number Number carton Number Carton, FS3F 253811 1436-0301-0-2 FS3F Loudspeaker, Black bs011c FS3F Loudspeaker, White bs010c Inner Pad A 263791...
  • Page 14 ® Figure 10. FreeSpace 3B Crossover PCB Schematic Diagram...

  • Page 15: Service Manual Revision History

    Service Manual Revision History Date Revision Description of Change Change Driven Pages Level Affected 11/02 Document released at revision 00. Service manual release 5/05 Omnimount FS3B Bracket information Accessory add added 8/08 Added RoHS information RoHS 8-10...
  • Page 16 SPECIFICATIONS AND FEATURES SUBJECT TO CHANGE WITHOUT NOTICE Bose Corporation The Mountain Framingham Massachusetts USA 01701 P/N: 263851 Rev. 02 8/2008 (P) FOR TECHNICAL ASSISTANCE OR PART ORDERS, CALL 1-800-233-4408 http://serviceops.bose.com...

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