AT&T System 25 - Manual (Page 145)

INSTALLATION
Music Source
(Customer supplied)
Music-on-Hold
i n t e r f a c e
( K S - 2 3 3 9 5 )
G R GR GR
M S H I
❑
❑
❑
(Optional)
DW8A-SE
9 0 9 A / B
Univversal Coupler
(Replaces 36A
Voice Coupler)
MSHI CT
CT
J 2
MSLO
MSLO CR
C R
Twisted Pair
26AWG Min. PR R
J 1
PT T T
System 25
DW8A-SE
J 3
ZTN78
Circuit
P a c k
8 5 8 A
Adapter
-48V GRD
- 4 8 d c
Power
Source
W P - 9 0 7 8 0
Octopus Cable
Figure 2-53a. Music-on-Hold
November 1995 2-119a