Bose FreeSpace IZA 190-HZ Service Manual page 98

DISASSEMBLY PROCEDURES
8. Mic PCB Assembly Removal
(Master units only)
8.1 Perform procedure 1.
8.2 On the front panel, pull off the VR knob,
and remove the nut and the plain washer.
8.3 Inside the chassis, make a note of the
wiring configuration, and unplug the two
wires that go to the front panel power switch.
8.4 Remove the four screws that secure the
sides of the front panel to the chassis.
Remove the front panel assembly.
8.5 Inside the chassis, disconnect the wiring
harness to the Mic PCB assembly.
8.6 On the front of the chassis, remove the
two screws that secure the Mic PCB assem-
bly to the the chassis. Lift out the PCB.
98