AT&T 1987 AT&T Telephone User Manual


 
Hardware Requirements
A music source is needed to support the Music-On-Hold feature. The interface is a port on a
ZTN78 Tip Ring Line CP or TN742 Analog Line CP.
Detailed connection information is provided in the following figures:
Figure 2-30—Music-On-Hold Equipment Connections (FCC Registered)
Figure 2-31—Music-On-Hold Equipment Connections (Non-Registered).
Descriptions of the SIP (Station Interconnect Panel), TAE (Trunk Access Equipment), and
associated cables and adapters, as shown on the figures,
are provided under the heading
“connectivity” in Section 4.
SYSTEM 25
CABINET
PART OF
OCTOPUS
PART OF
CABLE
SIP
TN742
——
OR
C2
SIP
W1
MOH
W1
B1
C5
MUSIC
ZTN78
ADAPT .
SOURCE
——
——
LEGEND:
TN742 -
ANALOG LINE CP
ZTN78
- TIP RING CP
B1- TYPICAL-103A CONNECTING BLOCK*
C2
- OCTOPUS CABLE (WP90780) PEC 2720-05P
C5 - MODULAR CORD (D4BU-87)
W1- 4 PAIR INSIDE WIRING CABLE*
MOH - KS-23395 INTERFACE PEC 62517
*
- FURNISHED BY INSTALLER
Figure 2-30. Music-On-Hold Equipment Connections (FCC Registered)
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