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R
TAP
MUTE
HOLD
TRNS/CONF
INTERCOM
MESSAGE
* 0 #
WXY
9
TUV
8
PRS
7
GHI
4
JKL
5
MNO
6
DEF
31
ABC
2
R
1 2
3
4
7
8
0
#
9
5
6
QZ ABC DEF
MNO
WXY
GHI
PRS
TUV
OPER
JKL
TRNS/CNF
HOLD
TAP
INTERCOM
R
Proprietary Single Line Telephone (SLPS)
Station User’s Guide
DXP, DXP Plus, and FX Series
Digital Communications System