Bose Aviation Headset Owner's guide - Page 12

Difficulty

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In Case of Difficulty Experienceinusingthe Headsetwill help establishyoursenseof howitshouldsound. Ifyounoticea problem.thefollowingoutline shouldhelpyou diagnoseand solveit, If problemspersist,CallBose"Corporationto arrangefor service(referto 'Serviceson page 11). Problem Communicationbutnoactivenoise reductioninbothears. What to do • MakesurethatyourInterfaceispowered, and that the powerswitchis "ON." • Checkthefuseorbreaker.Thefuseinthe lighterplugprovidedwithyourBose Interfacecanbe reachedby unscrewing theknurledmetaltip. • Cleanthecontactsof theHeadset/Interface connectorswithisopropylalcohol. • If usingbatteries,refertothe"Incaseof difficulty"sectionof thebatteryowner's manual. Problem Activenoisereductionbutno(orverylow volume)communicationinbothears. What to do Check to seeif thevolumecontrolisturnedtoo low(fullcounterclockwise). Problem Nocommunicationin oneearorfromradioor intercom. What to do • CleanthecontactsoftheHeadset/Interface connectorswithisopropylalcohol. • IfyourInterfacehasbeenconvertedto stereooperation.youmayhaveconnected itto amonointercomoraudiosystem. ConsultyourInterfaceowner'smanual. Problem Reducedactivenoisereduction.intermittent clickingsounds.Or communicationdistortionin loud noise environment. What to do Checktheholesatthe bottomof eachearcup to makesure theyarenotblocked.Ifdustordirt hasbuiltuphere.carefullyusea smallwireor theendof abentpapercliptounclogit. Problem LowrumblingsoundwithHeadsetturnedonin a quietenvironment. What to do • Adjusttheearcupfit tocreatea bettersealto yourhead.Besurethateyeglassesora hat do notinterferewith theseal. • Inspectthesealbetweenthecushionand theearcup.Thecushionshould seatonthe earcupevenly,withoutanygaps. • Checktheholesatthebottomof each earcuptomakesuretheyarenotblocked.If dustor dirt has builtuphere.carefullyusea smallwirea theendofa bentpaperclipto unclog it. 10

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In
Case
of
Difficulty
Experience
in
using
the Headset
will
help
establish
your
sense
of
how
it
should
sound.
If
you
notice
a
problem.
the
following
outline
should
help
you
diagnose
and
solve
it,
If
problems
persist,
Call
Bose"
Corporation
to
arrange
for
service
(refer
to
'Services
on
page
11).
Problem
Communication
but
no
active
noise
reduction
in
both
ears.
What
to
do
•
Make
sure
that
yourInterface
is
powered,
and
that
the
power
switch
is
"ON."
•
Check the
fuse
or
breaker.Thefuse
in
the
lighter
plug
provided
with your
Bose
Interface
can
be
reached
by
unscrewing
the
knurled
metaltip.
•
Clean
the
contacts
of
the
Headset/Interface
connectors
with
isopropyl
alcohol.
•
If
using
batteries,
refer
to
the
"In
case
of
difficulty" section
of
the
battery
owner's
manual.
Problem
Active
noisereduction
but
no
(or
very
low
volume)
communication
in
both
ears.
What
to
do
Check to
see
if
the
volume
control
is
turned
too
low(full
counter
clockwise).
Problem
No
communication
in
one
ear
or
from
radio
or
intercom.
What
to
do
•
Clean
the contacts
of
the
Headset/Interface
connectorswith isopropyl
alcohol.
•
If
your
Interfacehas
been
converted
to
stereo
operation.
you
may
have
connected
it to
a
mono
intercom
or
audio
system.
Consultyour
Interface
owner's
manual.
Problem
Reduced
active
noise
reduction.
intermittent
clicking
sounds.
Or
communication
distortion
in
loud
noise
environment.
What
to
do
Check the
holes
at
the
bottom
of
each
earcup
to
make
sure
they
are
not
blocked.
If
dust
or
dirt
has
built
up
here.carefully
use
a
small
wire
or
the
end
of
a
bent
paper
clip
to
unclog
it.
Problem
Low
rumbling
sound
with
Headset
turned
on
in
a
quiet
environment.
What
to
do
•
Adjust
the
earcup
fit
to
create
a
betterseal
to
your
head.
Be
sure
that
eyeglasses
or
a
hat
do
not
interfere
with
the
seal.
•
Inspect
the
seal
between
the
cushion
and
the
earcup.
The
cushion
should
seat
on
the
earcup
evenly,
without
any
gaps.
•
Check
the
holes
at
the
bottom
of
each
earcup
to
make
sure
they
are
not
blocked.
If
dust
or
dirt
has
built
up
here.carefully
use
a
smallwire
a
the
end
of
a
bent
paper
clip
to
unclog
it.
10