AT&T 1987 AT&T Telephone User Manual


 
SYSTEM 25
CABINET
PART OF
ZTN82
OR ZTN128
CALL
PROCESSOR
(PORT X)
TN726
TDM
DATA
BUS
LINE
TN726
DATA
LINE
PART OF
OCTOPUS
CABLE
——
SIP
C2
Z210A
C1
355AF
Z3A4
.
ADAPT. ADAPT.
ADU
——
PART OF
SIP
——
C2
.
C1
Z210A
400B2
ADAPT.
ADAPT.
——
C7
2012D 248b
TRANS.
ADAPT.
PART OF
SIP
C2
SIP
W1
C1
Z3A1/A4
SMDR OUTPUT
ADAPT .
B1
ADU
DEVICE
(NOTE)
LEGEND:
B1 – TYPICAL-103A CONNECTING BLOCK*
C1 – MODULAR CORD (D8W-87) - PEC 2725-07G
C2- OCTOPUS CABLE (WP90780) - PEC 2720-05P
C3 – EIA CROSS OVER CABLE (M7U-87) - PEC 2724-30C
W1
– 4 PAIR INSIDE WIRING CABLE*
355AF -ADAPTER (RS-232 RECEPTACLE TO MODULAR JACK) - PEC 2750-A25
Z3A1 ADU – EQUIPPED WITH A 3 FOOT PLUG-ENDED EIA CORD - PEC 2169-001
Z3A4 ADU – EQUIPPED WITH 3 FOOT RECEPTACLE ENDED EIA CORD - PEC 2169-004
248B ADAPTER– MODULARIZES 2012D TRANSFORMER
\
400B2 ADAPTER – POWER ADAPTER
2021D TRANSFORMER -
PEC 21691
15-18V AC TRANSFORMER
C7
- MODULAR CORD (D6AP-87)
/
*
– FURNISHED BY INSTALLER
NOTE: OUTPUT DEVICE OR MULTILINE VOICE
TERMINAL WITH DATA BUTTON DIALS PORT X DDC TO
ESTABLISH DATA CONNECTION TO ZTN-82.
Figure 2-15. SMDR Output Equipment
—On-Premises Switched Connections
2-74