3100 SERIES USER GUIDE www.telematrix.net 5
6. MUTE Key: Sets the microphone mute
function On and Off. The LED indicator
above the [Mute] key displays the On/Off
status of the mute function. When mute is
on, the handset and hands-free microphone
audio is turned off. You will be able to hear
the party at the other end of your call, but
they will not be able to hear you.
7. SPEAKER Key (for phones with a
speakerphone): Sets the hands-free
speakerphone function On or Off. The LED
indicator located above the [Speaker] key
displays the status of the speakerphone.
8. Data Port: Provides a convenient extension
of the telephone line in use for connecting a
device such as a modem, fax, or answering
machine.
Operation
VOLUME
HANDSET AND SPEAKER VOLUME CONTROL
The handset volume control increases the volume
of the handset.
When the handset is off hook or SPEAKER key
engaged on speakerphones, press the volume
control keys to increase or decrease the volume.
The handset volume control is a 3-step operation,
and 2-step operation for 3100LBY sets.
All models are HAC (hearing aid compatible).
RINGER VOLUME CONTROL
The ringer volume control switch is on the right
side of the phone.
Settings are either Low or HI (High), for both Lines
1 and 2.
Settings
LINE VOLTAGE SELECTOR
3100 Series telephones are equipped to operate
behind a PBX telephone systems rated between
24 volts and 48 volts.
Line voltage selection is an auto-detect function,
no need to set switches.
MESSAGE WAITING SELECTOR
This telephone automatically responds to both
NEON high-voltage or low-voltage LED signals.
Message waiting selection is an auto-detect
function, no need to set switches.
Features
1. Speed-Dial Memory Keys: 3, 5, 10, or 0 user
programmable speed-dial keys with 32-digit
capacity. [Flash] and [Pause] are storable.
Speed-dial memory is non-volatile RAM, so
programming is retained without the need for
batteries or telephone line power.
2. FLASH Key: Generates a 600 ms (0.6
seconds) hook switch “tap” signal. Utilized
to access special features on PBX systems.
The Flash function is programmable at
100 ms to 1000Ms (default is 600 ms). This
button is located underneath the faceplate.
3. HOLD Key: Controls the “local hold”
function. Each time it is pressed, the [Hold]
key toggles the local hold mode on or off. An
LED indicator located above the [Hold] key
displays the on-hold status.
4. REDIAL Key: Redials the last-dialed
telephone number, up to 32 digits.
5. STORE Key: Utilized to program the speed-
dial memory keys and the voice mail
retrieval touch bar. This button is located
underneath the faceplate.