Bose LIFESTYLE 550 Instrukcja serwisowa - Strona 8

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DISASSEMBLY/ASSEMBLY PROCEDURES

Note: Numbers in parentheses corre-

spond to the callouts in Figure 8.

1. Top Cover Removal

1.1 Remove the 4 screws (A-14) located

on each side of the unit.

1.2 Lift the top cover (A-2) off of the unit.

2. Top Cover Replacement

2.1 Place the top cover onto the top of the

unit.

2.2 Secure the top cover to the unit.

3. Bottom Cover Removal

3.1 Remove the 5 screws (L-13) that

secure the bottom cover (A-3) to the unit.

3.2 Remove bottom cover.

4. Bottom Cover Replacement

4.1 Place the bottom cover onto the unit.

4.2 Secure the bottom cover to the unit.

5. Front Panel Removal

5.1 Perform procedures 1 and 3.

5.2 Remove the volume, tuning, and slide

pot knobs.

5.3 Locate and remove the 3 screws (L-3)

that secure the front panel (A-1) to the top

front of the unit.

5.4 Unclip the 4 plastic clips located at the

bottom of the front panel and remove the

panel from the unit.

6. Front Panel Replacement

6.1 Place the front panel onto the unit and

clip the bottom of the front panel into place.

6.2 Secure the top of the front panel and

replace the knobs.

7. 901

EQ PC Board Removal

Note: There is no callout on Figure 8. for

the EQ board. The 901 EQ board is located

under the dial lamp and behind the slide

pots.

7.1 Perform procedures 1 and 3.

7.2 Using a pair of pliers, unclip the three

plastic standoffs holding the board in place.

8. 901 EQ PC Board Replacement

8.1 Align the standoffs over the holes in

the main PC board. Push the 901 EQ

board into place.

9. Slide Pot Removal

9.1 Perform procedures 5 and 7.

9.2 Unscrew the two screws (L-12) that

secure each of the slide pots to the front of

the unit.

9.3 Remove the slide pots through the

bottom of the unit.

10. Slide Pot Replacement

10.1 Guide the slide pot assembly through

the bottom of the unit and place it into the

front of the unit.

10.2 Secure the slide pots to the unit.