Instruction manual

HARDWARE DESCRIPTION
SYSTEM 25
PART OF
CABINET
OCTOPUS
CABLE
PART OF
SIP
TN742
C2
ANALOG
SIP
W1
D1
LINE CP
ADAPT.
EXPOSED
CABLE
D1
W1
SINGLE-LINE
VOICE
TERMINAL
(NOTE)
C5
B1
LEGEND:
B1 - TYPICAL -
103A CONNECTING BLOCK*
C2 - OCTOPUS CABLE (WP90780)
C5 - MODULAR CORD (D4BU-87) - FURNISHED WITH SET
D1 - STANDARD GAS TUBE/FUSE PROTECTION PER AT&T PRACTICE 46O-1OO-4OO*
G
- APPROVED BUILDING GROUND
W1
- 4-PAIR INSIDE WIRING CABLE*
NOTE:
MAXIMUM LOOP RESISTANCE FROM SYSTEM CABINET <1300 OHMS†
FIVE SINGLE-LINE VOICE TERMINALS CAN BE BRIDGED; ONLY
TWO MAY BE OFF-HOOK AT ONE TIME.
*
- FURNISHED BY INSTALLER
† - INCLUDES VOICE TERMINAL
Figure 4-28.
Out-of-Building Single-Line Voice Terminal Connections
4-69