Cortelco 3719 Owner's Instruction Manual page 21

Menu driven network service telephone caller id with call waiting
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Dialing Telephone Numbers In The Directory
Find the number you want to dial in the Directory List. (Telephone can be on or off hook) When the number shows
on the display, press DIAL to start dialing.
Deleting Items In The Directory
Deleting Individual Entries
Enter the directory and select the individual entry. To delete an individual entry, press the DELETE button twice.
The display will be erased line by line and the remaining items will be re-sorted.
Deleting All Entries
Enter the directory. To delete all entries, press and hold the DELETE button. "DELETE ALL" will appear in the
display, select (1) for YES or (2) for NO. "NO RECORDS" appears in the display confirming there are no directory
entries in memory.
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