139
Programming Manual
Program 20: System Option Setup
20-09: Class of Service Options (Incoming Call Service)
IN
SA
SB
Telephone Programming Instructions
To enter data for Program 20-09(Class of Service Options(Incoming Call Service)):
1. Enter the programming mode.
2. Enter 20 09
3. Enter the number of the item you want to program.
4. Select the Class of Service number to be programmed by pressing the FLASH or the VOLUME or
VOLUME keys.
5. Enter data for the item you selected + HOLD.
6. Enter data for the next item in the program.
OR
Press DC once to enter a new item number.
OR
Press DC until you’ve exited that series’s programming section.
20-09-01 F-Cls1
2nd Call DID OR0
20-09-xx F-Clsxx
xxxxx
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