Vertical Communications DSU and DSU II - Manual (Page 115)

Troubleshooting
Your Telephone
11.1 Using Your Troubleshooting Guide
Should your Impact or Impact SCS telephone fail to operate properly,
or if you do not understand why it is operating in a certain manner,
review the following Troubleshooting Guide for help.
SYMPTOM POSSIBLE CAUSE
INTERCOM light is
flashing. Your messaging is set. Dial
INTERCOM, then # 0 2 and hang up.
MESSAGE light (models
8312S, 8324S)
or
HOLD light (models 8012S,
8024S) is flashing. Another telephone has activated your
message waiting light.
Press MESSAGE (or INTERCOM and
then HOLD) to retrieve message. This
action will call the party who activated
light. Once you have received message,
party who activated light (while still
talking to you) must press INTERCOM
to turn off the light.
MUTE light is on. MUTE is activated.
To cancel, press MUTE.
SPEAKER light on steady. Background music feature activated even
though you may not have background
mustic provided. Dial INTERCOM then
#1 and hang up to cancel.
Error Tone
(three steady tones) May occur when incorrect buttons are
pressed during autodial or speed dial
programming. For example, if a button
has a line assigned to it, it is not available
as a programmable button and an error
tone sounds if it is pressed during
programming.
You can not receive a voice
announce call. Voice announce block has been activated.
To cancel (if desired), dial INTERCOM
then # 2.
11
GCA70–245 Troubleshooting Your Telephone
LCD Speakerphone Reference Manual 11–1