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Troubleshooting
YourTelephone
Symptom Possible Cause
INTERCOM light flashing Your messaging is set. Lift handset, then
dial # 02 and hang up.
Station is ringing with ringer off.
MUTE light on. MUTE is activated. To cancel, press
MUTE.
Error Tone
(three steady tones)
May occur when incorrect buttons are
pressed during speed dial programming.
For example, if a button has a line
assigned to it, or was not enabled for
speed dial programming by the installer.
10
GCA70–251 Troubleshooting Your Telephone
Single Line Telephone Station User's Guide 10 – 1