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24
U
SING YOUR HEADSET
CAUTION: Avoid setting the volume levels too high. Exposure to loud
sounds may cause hearing damage.
Notice the individual earcup controls
Separate knobs on the control module control the volume for each
se
parate earcup (Figure 19 on page 23).
Holding the control module upr
ight and facing you:
• Use the left knob to adjust volume in the left earcup.
• Use the right knob to adjust the volume in the right earcup.
Controlling the volume of a singl
e aircraft powered headset
With ANR turned on:
1. Set the aircraft communication system to a safe operating level.
Note: If you
are connecting the headset to your aircraft for the first time,
turn down the master output level of your radio/intercom system to avoid
exposure to high volume levels.
2. Turn each volume knob on the headset control module down to
dec
rease, or up to increase the volume of the earcup it controls.
Volume control using multiple headsets
When an aircraft has more than one headset connected to its audio
sys
tem, the pilot in command should adjust the volume of his/her
Bose Aviation Headset
as follows:
1. Turn off ANR by setting the power switch to OFF.
2. Turn up each volume knob on the headset control module to its
maximum
.
3. Adjust the master volume on your aircraft intercom or radio until
yo
u can hear communications clearly.
Note: Th
is should be done in a noisy environment.
4. Adjust the knobs on the headset control module to balance the
v
olume between the left and right earcups.
5. Turn ANR back ON.
6. Reduce the master volume on the aircraft intercom or radio to
the
level you prefer.
After the pilot’s headset volume is set, passengers may adjust the
vo
lume of their headsets. Have them follow steps 1 and 2 under
“Controlling the volume of a single air
craft powered headset” above.
00_AM270261-01_HeadsetXII.book Page 24 Tuesday, August 11, 2009 2:27 PM
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