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Bose FreeSpace 1B, Manual

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Bose FreeSpace 1B Manual Download Page 8

8

Figure 6.  FreeSpace Model 1B Acoustimass Module Crossover Assembly

PART LIST

FreeSpace

®

 Model 1B Acoustimass

®

 Module Crossover Assembly (Per Figure 6)

2

3

4

5

6

1

(4x)

(2x)

(4x)

(2x)

Reference

Designator

Item

Number

Description

Part

Number

Qty. per

Assy.

C1, C2

1

Cap, El, BP, 85, 50V, 20%, 100uF

142065

2

J2, J3

2

Connector, Header, Inline, 2 Position

133220-02

2

J1

3

Conn, Header, 12 Pin, .200, Vert

187902-12

1

-

4

Crossover PCB Assy, Bare Board

187495

1

-

5

Screw, Tapp, 8-11x.625, PAN,XRC/S

172672-10

4

-

6

Foot, .25x.50, Black

174402-1

4

Summary of Contents for FreeSpace 1B

Page 1: ...l 1B Acoustimass Module Assembly Diagram 6 Part List 7 8 FreeSpace Model 1B Acoustimass Module Per Figure 4 7 Figure 5 FreeSpace Model 1B Acoustimass Bass Module Rear Panel Label 7 FreeSpace Model 1B Acoustimass Module Crossover Assembly Per Figure 6 8 Figure 6 FreeSpace Model 1B Acoustimass Module Crossover Assembly 8 Packing List 9 FreeSpace Model 1B Acoustimass Module Per Figure 7 9 Figure 7 Fr...

Page 2: ...does not require the wiring of AC mains during installation This can represent a significant savings in installation costs The FreeSpace Model 1B Acoustimass Module is designed to be used with the AMPlus Series Amplifiers It is able to take advantage of all of the features of the amplifiers such as Opti voice paging Dynamic EQ Page Vectoring Dynamic Compensation and source selection The FreeSpace ...

Page 3: ...ith the cabinet in order to make an airtight seal 2 3 Plug the connectors for the woofer harness cables onto the crossover assembly 9 located on the rear cover 8 2 4 Slide the rear cover back onto the bass box and secure it using the six screws 5 removed in Procedure 1 1 3 Crossover Removal 3 1 Remove the six screws 5 that secure the rear cover 8 onto the Acoustimass Bass Module 3 2 Slide the rear...

Page 4: ...module 2 3 Listen carefully for air leaks audible as a whistling or sputtering sound at cabinet seams Minimum listening time should be 5 seconds test 3 System Sweep Test 3 1 Connect the system as in Figure 1 Test Setup Diagram Note Refer to Figure 5 for the Acoustimass Bass Module Rear Panel Label diagram 3 2 Apply a 14 Vrms 10 Hz signal to both the left and right inputs 3 3 Sweep the oscillator f...

Page 5: ...5 Figure 2 Crossover Top Side and Etch Layout C1 RED WOOFER SATELLITES BLACK INPUT FROM AMPLIFIER LEFT RIGHT RED BLACK Figure 3 FreeSpace Model 1B Acoustimass Module Schematic Diagram one channel shown ...

Page 6: ...6 Figure 4 FreeSpace Model 1B Acoustimass Module Assembly Diagram Exploded View Top View Front View 12 12 11 2x 1 2 3 4 5 6 7 8 9 10 2x 2x 6x 6x 8x 2x 2x ...

Page 7: ... 5 25 AM 5 P III 172276 2 3 Screw Tapp 8 11x 75 PAN XRC SQ 172672 12 8 4 Grommet Grille 635 117995 6 5 Screw Tapp 8 11x 1 5 PAN XRC SQ 172672 24 6 6 Screw Tapp 8 11x 1 00 PAN XRC SQ 172672 16 2 7 Connector Harness Assembly 187462 1 8 Cover Rear Pro Grey 184885 8 1 8 Cover Rear White 184885 9 1 9 Crossover Assy Model 1B 187894 1 10 Harness Woofer 172275 2 11 Screw 1 4 x 20 3 4 L Hex BH 179114 12 4 ...

Page 8: ...3 4 5 6 1 4x 2x 4x 2x Reference Designator Item Number Description Part Number Qty per Assy C1 C2 1 Cap El BP 85 50V 20 100uF 142065 2 J2 J3 2 Connector Header Inline 2 Position 133220 02 2 J1 3 Conn Header 12 Pin 200 Vert 187902 12 1 4 Crossover PCB Assy Bare Board 187495 1 5 Screw Tapp 8 11x 625 PAN XRC S 172672 10 4 6 Foot 25x 50 Black 174402 1 4 ...

Page 9: ...orner Post Bass Insert 148364 2 3 Bag Poly 13 5 x 35 x 9 5 x 1 Mil 114522 1 4 Packing Crease Sheet S W 190555 001 1 5 Bracket Wallmount 184891 1 6 Bag Poly 14 38 x 9 87 x 2 Mil 103351 1 7 Card Registration 180089 1 8 Clip Wire 187523 1 9 Sheet Installation FS Model 1B 187905 1 10 Packing Crease Sheet D C D W 190554 001 1 11 Packing Tube Joined 186732 1 12 Cover Assy AM10 Pro Grey 187096 3 1 12 Cov...

Page 10: ... Part Number 191983 REV 00 1997 Bose Corporation FREESPACE MODEL 1B ACOUSTIMASS MODULE Service Manual ...

Page 11: ...ose Corporation The Mountain Framingham Massachusetts USA 01701 P N 191983 REV 00 08 97 FOR TECH ASSISTANCE OR PART ORDERS CALL 1 800 367 4008 SPECIFICATIONS AND FEATURES SUBJECT TO CHANGE WITHOUT NOTICE ...

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