Plantronics Vista M12 User Manual page 24

Trouble Shoot ing Guide
P R O B L E M
If you are using batteries, confirm that they
I DO NOT HEAR A
DIAL TONE WHEN I
are good and placed in the battery compart-
TRY TO MAKE OR
ment correctly.
RECEIVE A PHONE
If you are using an AC Power Supply, confirm
CALL.
that it is plugged in and the power outlet is
turned on.
Confirm that the Headset /Handset Selector
switch is depressed (colored indicator showing).
Confirm that you have lifted the telephone
handset out of the cradle.
Confirm that the telephone handset cable and
the short curly pigtail to the telephone are con-
nected to the correct jacks. (see "Installation").
Confirm that the Telephone/Amplifier
Compatibility Switch is in the correct setting for
your phone (see "Set the Telephone/Amplifier
Compatibility Switch" on page 11). You may
want to try moving the switch through all of
the positions until you hear a clear dial tone.
Experimenting with various switch settings will
not harm the amplifier or your phone.
The Plantronics Help Desk is ready to assist you!
Monday through Friday 8:00 AM to 5:00 PM PST
800 544-4660
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Trouble Shoot ing Guide
P R O B L E M
Make sure the microphone of your headset is
MY CALLERS SAY
THAT THEY CAN'T
positioned in front or near your mouth. If you
HEAR ME AT ALL OR
are using a "noise-cancelling" headset, the
THEY CAN'T HEAR
position of the microphone is very important.
ME VERY WELL.
You may need to adjust the "Outgoing
Volume". See "Adjusting Headset Outgoing
Volume" on page 24).
Confirm that the Telephone/Amplifier
Compatibility Switch is in the correct setting
for your phone (see "Set the Telephone/Amplifier
Compatibility Switch" on page 11). You may
want to try moving the switch through all of
the positions until your caller hears you clear-
ly. Experimenting with various switch settings
will not harm the amplifier or your telephone.
Try moving the Telephone/Amplifier Compatibility
I GET A LOW PITCHED
HUM IN MY HEADSET
Switch through all of the positions until the
SPEAKER AND/OR MY
hum disappears. Experimenting with various
CALLERS COMPLAIN
switch settings will not harm the amplifier or
THEY CAN HEAR HUM.
your telephone.
If you are using batteries to power the Vista
I HEAR THREE 'BEEPS'
IN THE HEADSET.
Amplifier, the three 'beeps' tell you that the
batteries are low and need to be replaced.
See "Install Batteries"on page 2.
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