Bose 402 Series Service Manual - Page 5

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DISASSEMBLY/ASSEMBLY PROCEDURES

Note: Numbers in parenthesis correspond to

call-outs in figure 1.

1. Grille Removal

1.1 Rotate the Bose

the grille (6).

1.2 Grasp the edge of the grill and pull it off.

2. Grille Replacement

2.1 Rotate the Bose logo (9) 45

locking tabs on the logo line up with the slot

on the deflector (8). Press the grille into place.

2.2 Rotate the Bose logo horizontally, locking

the grille into place.

3. Driver Removal

3.1 Perform procedure 1.

3.2 Remove the four screws (12) securing the

deflector (8) to the cabinet. Lift off the deflector.

Deflector

3.3 Remove the three screws (7) securing the

driver (1) to the cabinet. Lift out the driver.

logo (9) 45

to release

so the

3.4 Cut the wires as close as possible to the

driver's wire terminal.

4. Driver Replacement

4.1 Referring to the schematic below, attach

the wires to the driver (1).

4.2 Line up the driver (1) to the cabinet and

secure it with three screws (7).

4.3 Line up the deflector (8) with the cabinet

and secure it with four screws (12).

5. Crossover Removal

5.1 Remove the three screws (7) securing the

top driver (1) to the cabinet. Lift out the driver.

5.2 Remove the two screws (7) securing the

crossover PCB to the cabinet.

5.3 Pull the crossover PCB through the driver

opening in the cabinet.

Crossover PCB