Bose 500PM Manual de serviço - Página 7

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1. Specifications

DISASSEMBLY/ASSEMBLY PROCEDURES

GREY

Figure 1. Model 500PM Loudspeaker Driver Wiring Diagram

Note: When removing the woofer

assembly, it is not necessary to cut the

black wire used to connect the dual voice

coils in series. Refer to Figure 1.

5.5 Make a note of the wiring color code,

and cut the blue and red wires of the

harness assembly (3) as close to the

terminals as possible.

5.6 Once you have the woofer assembly

out of the loudspeaker cabinet, remove the

black wire used to connect the dual voice

coils in the woofer assembly in series.

Retain it for use on the replacement woofer

assembly.

6. Woofer Replacement

6.1 Using the wiring diagram, solder the

blue and red wires to the correct terminals

on the woofer assembly (11) to be

replaced.

PCB

BLUE

BLACK

WOOFER

YELLOW

GREEN

WHITE

DRIVER

RED

BLUE

RED

ORANGE

BROWN

DRIVER

Note: Be sure to replace the black wire

used to connect the dual voice coils on the

woofer assembly in series.

6.2 Align the woofer assembly (11) into the

speaker cabinet, making sure that the

woofer gasket (10) is located properly

behind the driver.

6.3 Secure the woofer assembly to the

speaker cabinet using the four screws (2)

removed in procedure 5.4.

6.4 Replace the batting material removed

in procedure 5.3.

6.5 Align the array bezel (12) so that the

tabs located on the sides of the array bezel

are located toward the center of the

speaker cabinet.

6.6 Secure the array bezel to the speaker

using the twelve screws (2) removed in

procedure 5.1.

BLACK

WOOFER