Bose Aviation Headset Owner's guide - Page 8

To

install

a

new

liner

Lift

the

old

foam

liner

cut

of

the

earcup.

Place

the

new

foam

liner

in the

earcup

cavity.

NOTE:

The

left

and

right

foam

liners

are

different.

With

the

correct

liner

in

place,

nesting

along

the

walls

of

the

cavity,

its

half•moon

shaped

opening

should

coverthe micro-

phone.

and

the

small

opening

in the

foam

should

cover

the

smallhole

(see

Fi

gure

6).

r"

.

Figure

6

Carefully

align

each

liner

so

that

the

small

roundopening

in

the

foam

coversthe

small

hole.

To

clean the

cushion

Using

a

baby

wipe

or

a cloth

moistened

with

isopropyl

alcohol.

gently

wipe

the side

of

the

cushion

that

touches

the

ear.

Let

thecushion

air

dry.

then

dust

with

talcum

powder.

To

replace

the

cushion

1.

Place

the

new

cushion

inside

the

trim

ring.

Align

the

cushionitrim

ring.withits

flat

edge

forward,

to the

earcup.

NOTE:

The

small

Wes

in

back

of

the

cushion

should

nest

on

the

posts

on

the

earcup.

If

both

old

cushions

havebeen

removed,

note

that

there

are

left

and

right

trim

rings.

The

left

ring

will

not

fit

on

the

right

earcup.

2.

Snap

the

trim

ring

down

firmlyalong

its

circumference.

Make

sure

that

the

trim

ring

is

not

grabbing

the

side

of

thecushion

at

any

spot.

If

it

is.

pull

the skin

of

the cushion

free

at

that

spot.

3.

Replace

the

foam

liner

and

cushion

on

the

other

earcup

in

the

same

manner.

Headset

Orientation

Headset

cable

routing

The

Headset

cable

can

be

routed to

descend

from

either the

left

or

right

earcup.

The

cable

should

be

re-routed

if

it

crosses

your

chest

or

interferes

with

your

movements

in

fl

ight.

To

re-route

the

cable

1.

Remove

the

headband

cover

by

extend-

ing

the

headband

to maximum

height.

Unsnap

each

end

of

the

headband

cover

and

peel

apart

the

Velcroseam.

2.

Unwind

the Headset

cable

from

the

earcup

cable.

Release

the

Headset

cable

from

the

groove

at

the

back

of

the

pivot

block

(see

Figure 7).

Bose Aviation Headset Owner's guide - Page 8

Headset

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