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SYSTEM 25 PART OF
CABINET
OCTOPUS
CABLE
PART OF SIP
———
ZTN78
C2
OR
●
TN742
———
ADAPT
SIP M1
Z3A1
———
B1
(WP90851-L1) ADAPT
ADU
———
TN726
C2
●
———
RSS232
———
TERMINAL
LEGEND:
ZTN78
- TIP RING LINE CP
TN742 - ANALOG LINE CP
SINGLE-
TN726
- DATA LINE CP
LINE SET
B1 - TYPICAL -
103A CONNECTING BLOCK *
(NOTES)
C1
- MODULAR CORD (D8W-87) - PEC 2725-07G
C2 - OCTOPUS CABLE (WP90780) - PEC 2720-05P
C5 - MODULAR CORD (D4BU-87) - FURNISHED WITH SET
W1 - INSIDE WIRING CABLE *
WP90851-L1
- MODULAR Y ADAPTER - PEC 2750-T05
Z3A1 ADU -
E/W 3 FT PLUG ENDED EIA CORD PEC 2169-001
NOTES :
1. IF RANGE IS GREATER THAN 2000 FT FROM SYSTEM CABINET-
TERMINAL DATA RATE (SPEED) WILL BE LIMITED
2. IF RANGE IS LESS THAN 2000 FEET FROM SYSTEM CABINET USE ZTN-78.
IF RANGE IS MORE THAN 2000 FEET BUT LESS THAN 1300 OHM
†
(LOOP RESISTANCE) FROM CABINET USE TN-742
* FURNISHED BY INSTALLER
† INCLUDES TELEPHONE/TERMINAL
C5
Figure 4-28. Typical ADU Connections—
Supporting Data Terminal And Single-
Line Voice Terminal
4-59