Specifications

Table Of Contents
The 6400 Series Telephones
7-22 Issue 11 December 1999
Figure 7-6. Button Numbering for Administering the 6408 Telephones Connected to a
DEFINITY System Release 6.1 or Later
Power Failure Operation
The 6400 Series telephones cannot be used as an emergency station during
power failure transfer conditions.
FCC Registration
The 6400 Series telephones are FCC-registered along with the switch (as a
system), but do not have a separate FCC registration label.
7
PQRS
3
DEF
Speaker Mute Hold
Redial Transfer Conf
Test Ring
2
ABC
1
4
GHI
*
5
6
8
9
MNO
JKL
TUV
WXYZ
O
#
Volume
Tel #
Menu Exit Prev Next
The 8 call appearance/
feature buttons are
administered as
“BUTTON ASSIGNMENTS”
1 through 8.
1
2
3
4
5
6
7
8
Administer the 12 softkey
features on “SOFTKEY
BUTTON ASSIGNMENTS”
1 through 12.