AT&T System 25 User Manual

Page 160

INSTALLATION

LEGEND :

ZTN76- GROUND START CP

ZTN77 - LOOP START CP

A - 3 TO 1 SPLITTER CABLE (WP-90929,L1)

UPAM - UNIVERSAL TELEPHONE (PAGING) ACCESS MODULE

P 1 - PRS-48 POWER SUPPLY

W1 - INSIDE WIRING CABLE (4-PAIR)

NOTES :

1. APPARATUS CODE D-181523 INCLUDES

66E3-25 BLOCK CONNECTOR AND CABLE
B25A 15/DE.

2. APPARATUS CODE 0-181900 INCLUDES UPAM AND

PRS-48 POWER SUPPLY. D-181900 IS REQUIRED

UNLESS ALL OF THE FOLLOWING CONDITIONS EXIST:

●

PAGING EQUIPMENT IS FCC REGISTERED

●

PAGING EQUIPMENT DOES NOT REQUIRE A CONTACT

CLOSURE FOR PROPER OPERATION

●

A TRUNK INTERFACE IS PROVIDED.

Figure 2-59.

Paging System Connection to ZTN76 or ZTN77

2-131