Base Underside View
Wearing Options
Headset
AC Power Adapter
DTR-1C-2
Switch
Charging
Cradle
Power
Indicator
(red)
Talk
Indicator
(green)
Charging
Indicator
(amber)
Fixed
Cable
Short
Cord
Base Front View
Base Back View
Telephone
Configuration
Dial
Speaking
Volume
Buttons
Handset
Lifter
On/Off
Switch
Listening
Volume
Major
Switch
Speaking
Volume
Major Adjust
Telephone
Headset
Jack
Lifter Jack
AC Power
Adapter
Jack
Base Short
Cord
Retaining Ring
INSIDE
OUTSIDE
Speaker
Microphone
Talk Indicator
Light
Talk Button
Listening Volume/
Mute Control
Battery
Contacts
CONNECTING THE DTR-1C-2 SWITCH
The DTR-1C-2 is an electronic hook switch compatible
with most phones. NEC multiline terminals must be
fitted with an AP(R)-R analog adapter (not supplied)
before connecting the DTR-1C-2.
C
OMPONENTS OF THE
DTERM H
EADSET
C
ORDLESS
II
S
ETTING
U
P THE
DTERM H
EADSET
C
ORDLESS
II
CHARGING
THE HEADSET
Slide the Headset into the
Charging Cradle on the Base.
The Amber Charging Indicator
will begin blinking. The Indicator
remains on once charging is
complete:
20 minutes = minimum charge
3 hours = complete charge
ADJUSTING
THE VOLUME
Adjust your listening
volume with the
Listening Volume/Mute
Control located on the
Speaker end of the
Headset. Rock the
Control up or down
for volume changes.
If the listening volume
is still too loud or too
soft, locate the Listening
Volume Major Switch on
the back of the Base and
move it to another one
of the 4 positions.
Adjust your speaking
volume with the
Speaking Volume
Buttons located on
the back of the Base.
If the speaking volume
is still too loud or too
soft, locate the Speaking
Volume Major Switch
on the underside of the
Base and move it to
another one of the
4 positions.
Charging
Indicator
(amber)
+
+
–
–
or
Connect the AC Power Adapter to the AC Power
Adapter Jack on the underside of the Dterm Headset
Cordless II Base. Plug the AC Power Adapter into the
power source.
Connect the DTR-1C-2 Fixed Cable to the Lifter Jack
on the Base.
Connect the Base Short Cord to the DTR-1C-2 Switch.
Connect the DTR-1C-2 Short Cord to the telephone.
For NEC telephones, connect the Short Cord to the
AP(R)-R adapter and then connect the AP(R)-R
adapter to the telephone.
ASSEMBLING THE HEADSET
CONFIGURING THE HEADSET
TO YOUR TELEPHONE
If any of the following situations occur, the Headset
must be configured to be compatible with your
telephone.
• You do not hear a dial tone when making a call.
• You can not hear the recipient.
• The recipient does not hear you.
• You hear hissing or buzzing in your Headset.
Lift the handset from the telephone and press the
Talk Button on your Headset. Locate the Telephone
Configuration Dial on the side of the Base and rotate
the dial to another of the 4 positions until you hear a
dial tone. Align the number on the dial with the seam
line on the right side of the dial.
USING THE
MUTE FEATURE
On the Headset, push
in the Listening Volume/
Mute Control to mute
the Headset. Push
again to turn off the
mute feature.
You will hear a light
beep when the mute
is in use.
Snap the Speaker
end of the Headset
into the Retaining
Ring of the earloop
or the headband.
Rotate the Headset
in the Retaining Ring
until the Microphone
end is near your
mouth.
MAKING AND
RECEIVING CALLS
To make a call, lift the
telephone handset. Press
the Talk Button on the
Headset. Listen for the dial
tone and dial the number
on the telephone keypad.
The talk Indicator Light
blinks green.
To receive a call, lift the
handset. Press the Talk
Button on the Headset.
To disconnect a call, press
the Talk Button on the
Headset and return the
handset to the telephone.
