Telematrix Spectrum Plus SP550 User Manual page 16

Message Waiting Light Indicator
The Spectrum PLUS
Message Waiting (MW) Light Indicator (figure
1). The indicator will blink to indicate that a
new message is in the user's voice mailbox.
The Spectrum PLUS
telephone or PBX supplied message waiting
signals:
1. Telephone Company VMWI Service* (FSK
signal compatible, subscription to local
telephone company is required).
2. Or, Audible Stutter Dial Tone (SDT) signals
provided by local telephone company.
3. Or, 90-Volt NEON message waiting light
indicator signal provided by a PBX.
4. Low Voltage LED message waiting light in-
dicator light signal is provided by a PBX
The PBX system or telephone service provider
has to activate the voice mail feature for the
light to illuminate and work properly. Be sure
that your telephone service provider or PBX
system has the compatible messaging service
available in your area or facility.
Use this feature when alerting another that a saved message is in voice mail for that person or
use this feature when you simply want to turn the light off.
Be Aware: If there is a new incoming message and the telephone company continues to send
f
a new signal this light will re-activate. This will occur only when there is a new voice mail that
has not been heard.
How To Use: When on-hook, Press the "*" key for 3 to 5 seconds and the Message LED will
automatically turn on. At any time press "*" key for 3 to 5 seconds ,Message LED will turn off.
*Definition: VMWI is Visual Message Waiting Indication. This option requires a
d
subscription to your local telephone service provider for TouchLite
TM
telephone has
TM
supports the following
Feature Note: Message ON/OFF Notification.
Message Waiting Light Indicator
a
NOTE: The
telephone automatically reads the
Message
supplied by your service provider.
The LED signal supplied by a PBX
!
must have the LED Voltage switch
which is located on the back of the
t e l e p h o n e
position to operate the LED. See
the next page for instructions.
16
Spectrum PLUS
Waiting (MW) signals
i n t h e c o r r e c t
TM
to activate.
figure 1
TM