Figure 2-56, Figure 2-57, Figure 2-58 – AT&T System 25 User Manual

Page 143: Music source, fcc registered, Music source, non-fcc registered, Music-on-hold, 119a, External alerts, Loudspeaker paging with background music, 124a

background image

INSTALLATION

L E G E N D :

TN742 –

ZTN78 –

B1 -
C2 -

C5 -

W1 –

MOH -

ANALOG LINE CP
TIP RING CP
TYPICAL - 103A CONNECTING BLOCK
OCTOPUS CABLE (WP90780) PEC 2720-05P
MODULAR CORD (D4BU-87)

INSIDE WIRING CABLE

KS-23395 INTERFACE

Figure 2-52.

Music Source, FCC Registered

2-118

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