Jukebox Disassembly/Assembly Procedures - Bose TouchTunes Service Manual

JUKEBOX DISASSEMBLY/ASSEMBLY PROCEDURES

Note: Refer to Figures 2 and 4.
1. Rear Panel Access
1.1 Using the Jukebox key, unlock the front
drawer and slide the front drawer out.
Note: Make sure that the shipping screw
has been removed.
1.2 Lift up the rear panel release handle
and push the handle toward the rear until
the handle locks into place.
Note: The rear panel can be fully opened
by removing the locking pin that secures
the rear panel release handle to the rear
panel.
2. Rear Panel Closure
2.1 Pull the rear panel release handle
forward until the rear panel is fully seated
and the release handle is locked in the
catch.
2.2 Slide the front drawer back into the
Jukebox and with the key, lock it into place.
3. Amplifier/EQ Module Removal
3.1 Perform procedure 1.
3.2 Remove the four screws (11) that
secure the bracket adaptor to the rear
panel and the lift off the bracket adaptor.
Note: If you are replacing the amplifier
assembly, perform procedure 5.2-5.3 and
save the adaptor bracket.
3.3 Located under the equalizer PCB and
the adaptor bracket is the amplifier assem-
bly. Lift up the amplifier assembly to re-
move it.
3.4 Disconnect the transformer primary
(J7), transformer secondary (J1), RCA
output plugs (J9), DIN input plug (J5), AC
plug (J6) and the woofer output cable (J3)
(ZONE 1 only). Don't remove the intercon-
nect cable between the equalizer PCB and
the amplifier assembly. Remove the entire
amplifier module (1, 2).
4. Amplifier/EQ Module Replacement
4.1 Align the amplifier assembly so that the
two posts on the rear panel line up with the
two grommets on the amplifier assembly.
Press firmly down on the amplifier assem-
bly so that the two posts are fully inserted
into the two grommets.
4.2 Align the adaptor bracket with the screw
holes in the rear panel. See Figure 2 for the
correct position.
4.3 Connect all the connectors that were
removed in procedure 3.4.
4.4 Replace the four screws (11) that
secure the adaptor bracket to the rear
panel.
5. Fuse Access/EQ PCB Removal
5.1 Perform procedure 1.
5.2 Remove the screw (14) that secures
the equalizer PCB to the bracket adaptor.
5.3 Press outward on the four tabs that
secure the equalizer PCB to the bracket
adaptor. Lift off the equalizer PCB. The
fuse is located on the under side of the
equalizer PCB.
6. EQ PCB Replacement
6.1 Line up the slots on the equalizer PCB
with the tabs on the adaptor bracket.
6.2 Replace the screw (14) that secures the
equalizer PCB to the adaptor bracket.
7. I/O PCB Removal
7.1 Perform procedure 1.
7.2 Remove the four screws (12) that
secure the I/O PCB to the rear panel.
7.3 Remove all the connectors from the I/O
PCB. Make a note of the wire configuration.
Lift up the I/O PCB.
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