![](/images/backgrounds/206171/bg472.png)
DEFINITY ECS Release 8.2
Administrator’s Guide
555-233-506 Issue 1
April 2000
Phone reference
1114CALLMASTER telephones
19
Figure 49. CALLMASTER IV digital telephone
Figure Notes
1. Handset2. Dial pad3. 6 programmable buttons4. 15 feature buttons3
DEF
1
4
GHI
7
PRQS
6
MNO
9
WXYZ
2
ABC
5
JKL
8
TUV
0
CALLMASTER IV
Mute Log In Release
Select Volume Conference
Ring Transfer
Drop
Test Hold
(1)
(4)
(F1)
(F2)
(F3)
(F4)
(F5)
(2)
(5)
(F7)
(F8)
(F9)
(F10)
(F11)
(3)
(6)
(F13)
(F14)
(F15)
(F16)
(F17)
1
2
2
2
2
3
4