Vertical Communications DSU and DSU II - Manual (Page 23)

Example: Create the message “TAKE MESSAGE” and program it into
message location number 3.
1. Press INTERCOM, dial ✳ # 0 5.
2. Dial 3 # .
3. Dial 81, 21, 52, 32 12 61, 32, 73, 73, 21, 41, 32
T A K E space M E S S A G E
4. Dial ✳, and press SPEAKER to end.
5. When you are finished creating and programming messages, fill
in the list on page 2-5 of this guide. Make a list of the stored
messages and their location numbers, and give each station user a
copy.
GCA70–245 Programming The Attendant Features
LCD Speakerphone Reference Manual 2–3