Download System 25 R1V1 Reference Manual

TABLE 4-D. 23A Asynchronous Data Units (ADUs)
Z3A
Model
Wall Jack
Connector
RS-232C
Connector
Z3A1
Modular 4-pair
jack
Plug-ended (M) 25-pin
connector on a 3-foot
cable
Jacks for single-line
voice terminal, wall
jack, and
Originate/Disconnect
switch
Z3A2
Modular 4-pair
jack
Plug-ended (M) 25-pin
connector (attached to
housing)
Jacks for single-line
voice terminal, wall
jack, and
Originate/Disconnect
switch
Z3A4
Modular 4-pair
jack
Receptacle-ended (F)
25-pin connector on 3foot cable
Jacks for single-line
voice terminal, wall
jack, and
Originate/Disconnect
switch
Z3A5
Modular 4-pair
jack
Plug-ended (M) 25-pin
connector on 3-foot
cable
Jacks for required
KS-22911 L1 Power
Unit, Wall jack, 7300H
Series voice terminal,
and optional
Originate/Disconnect
switch
Options
ADU Connection Information
Detailed connection information is provided in the following figures:
●
●
●
Figure 4-45—Typical ADU Connections Supporting Data Terminal And Single-Line
Voice Terminal
Figure 4-46–Typical ADU Connections Supporting Data Terminal And 7300H Series
Multiline Voice Terminal
Figure 4-47—Typical Z3A1/2/4 ADU Local Power Connections.
As shown in Figure 4-47, local external power may be provided to the Z3A1, Z3A2, and Z3A4
ADUs via a 2012D power transformer and a 248B adapter attached to a 400B2 adapter with a
D6AP-87 modular cord.
Descriptions of the SIP (Station Interconnect Panel), TAE (Trunk Access Equipment), and
associated cables and adapters, as shown on the figures, are provided under the heading
“Connectivity” later in this Section.
4-49