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107
EMERGENCY CALL
The user can make a call to a predetermined
emergency telephone number while the telephone is
locked (in Security mode).
Lift the handset while the telephone is locked (the
screen server is activated).
Dial an emergency telephone number by pressing
digit keys(0-9, *, #).
After a conversation, replace the handset. The dis-
play goes back to the screen server.
Note:
Emergency call cannot be made with Speaker
key.
Note:
When pressing Unlock soft key, the telephone
prompts for the Security mode cancellation pass-
word.
Note:
Emergency telephone number needs to be set in
advance. For the setting of the emergency tele-
phone numbers, contact the system administra-
tor.
Note:
The user can make a call to only the predeter-
mined number. When When telephone numbers
other than the predetermined emergency number
are dialed, the following message appears (after
a few seconds, the display goes back to “Emer-
gency Call? screen ).
Emergency Call?
Unlock
Invalid Dial.
911
Summary of Contents for DT750
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Page 7: ...iii TABLE OF CONTENTS 6 MENU LIST MENU LIST FOR DT750 170 7 ONLINE MONITORING ...
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