π
S-20970
3M
PELTOR™
®
WORKTUNES™ PRO
INSTALLING BATTERIES
These earmuffs require two AA batteries (included).
1. Open the battery cover. (See Figure 1)
2. Insert two AA batteries. Make sure the
+ and – poles are correctly positioned.
Replace cover.
USING RADIO
1. Switch on and off by holding On/Off/Mode button.
2. Press the + or – button to adjust volume.
(See Figure 2)
NOTE: There are eight volume levels.
The lowest level is mute, which
enables listening to external input.
NOTE: To use external input, use a 3.5 mm stereo
cable (not included) to connect external audio
source to the input jack on earmuffs. Set earmuff
volume to zero and use external device control to
determine volume level.
3. Press the On/Off/Mode button to search a station.
A voice message confirms, saying, "search station."
Press + or – button to change station. A voice
message says frequency, followed by a short tone
when you exit search mode.
4. To switch radio band, press On/Off/Mode button until
voice message says, "radio band." Press + or –
to switch between AM and FM.
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SET UP AND OPERATION
5. To store station in presets, press and hold On/
Figure 1
FITTING INSTRUCTIONS
Figure 2
Brush excess hair aside and remove any ear jewelry that
may affect acoustic seal before attempting to fit the
earmuffs.
1. Slide out the ear cups and place over
2. Adjust the height of both cups while
Pour le français, consulter la page 3.
Off/Mode button while in search mode. A voice
message, "station stored," will sound. To access
presets, push On/Off/Mode button until voice
message, "stored station," is heard. Press + or –
to browse preset stations.
NOTE: Unit automatically powers off after four
hours of inactivity, indicated by voice message,
"automatic power off," followed by short tones. Press
any button during message to avoid power off.
NOTE: For best protection, ear cushions should
seal firmly against the head. Do not bend and
reshape the headband, as this will cause loose
fit and sound leakage.
ears so the cushions fully enclose the
ears and fit snugly against the head.
(See Figure 3)
holding the headband flat on head.
The headband should lie across the top of the head.
Para Español, vea página 2.
Figure 3
1020 IS-20970