Instruction manual

FUNCTIONAL DESCRIPTION
SAT, DTU, SMDR,
CAS (ON-PREMISES)
(DIRECT CONNECTION)
Z3A1
ADU
*
Z3A4
ADU
*
* REQUIRED FOR CONNECTIONS >50 FEET
OR NOT SHARING SAME AC OUTLET
SAT, SMDR,
CAS (ON-PREMISES
SWITCHED CONNECTION)
Z3A1/4
ADU
Z3A4
ADU
TN726
DATA LINE CP
SAT, SMDR,
CAS (OFF-PREMISES
DIRECT CONNECTION)
MODEM
(212-TYPE)
CO
MODEM
(212-TYPE)
SAT, SMDR,
CASE (OFF-PREMISES
SWITCHED CONNECTION)†
OPS
TN742
ANALOG LINE CP
MODEM
(212-TYPE)
CO
OR
CO
† OFF-PREMISES STATION
OR CO TRUNK
Z3A4
ADU
PART OF DIGITAL SWITCH
ZTN142
CPU/MEM CP
(1) SAT
(2) SMDR, CAS
(3) DTU
(4) RESERVED
TN726
DATA LINE CP
ZTN142
CPU/MEM CP
TIME
DIVISION
ZTN142
MULTIPLEX
CPU/MEM CP
BUS
ZTN76
GROUND START
TRUNK CP
OR
ZTN77
LOOP START
TRUNK CP
TN726
DATA LINE CP
ZTN142
CPU/MEM CP
Figure 3-5. Equipment Connections Via Circuit Pack Ports (Sheet 2 of 3)
November 1995
3-11