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SING

OUR

EADSET

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

separate earcup (Figure 19 on page 23).

Holding the control module upright 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.

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

decrease, or up to increase the volume of the earcup it controls.

When an aircraft has more than one headset connected to its audio

system, the pilot in command should adjust the volume of his/her

Bose Aviation Headset

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

you can hear communications clearly.

Note: This should be done in a noisy environment.

4. Adjust the knobs on the headset control module to balance the

volume 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

volume of their headsets. Have them follow steps 1 and 2 under

"Controlling the volume of a single aircraft powered headset" above.

as follows: