ADTRAN 25 manual 53a. Music-on-Hold November

Music Source

(Customer supplied)❑ (Optional)

G R MSHI❑

MSLO ❑

Twisted Pair 26AWG Min.

System 25
ZTN78
Circuit	8 5 8 A
P a c k
	Adapter

W P - 9 0 7 8 0

Octopus Cable

Music-on-Hold i n t e r f a c e (KS - 23395)

GR GR

MSHI CT

MSLO CR

PR R

PT T

INSTALLATION

9 0 9 A / B

DW8A-SEUnivversal Coupler (Replaces 36A Voice Coupler)

CT

J 2

C R
	J 1
T
DW8A-SE			J 3
-48V				GRD
		- 4 8 d c
		Power
		Source

Figure 2-53a. Music-on-Hold

November 1995 2-119a