May 2001
System Hardware Manual
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2.6
Fax CO Branch Connection
This connection is made via the fourth port on any COI(4)-U13 or
COID(4)-U13 ETU. Refer to Figure 4-1 Typical Full MDF Layout.
The facsimile machine is connected to the eighth port for the
specified slot where the COI(4)-U13 ETU is installed.
S
ECTION
3
I
NSTALLING
T
HE
X
EN
M
ASTER
KSU
The compact design of the Xen Master KSUs provide easy installation. The
information in this section provides detailed instructions for installing the
KSUs.
✆
Before beginning installation, be sure that the Power Supply Unit
(PSU) is OFF and that the power cord is disconnected from the AC
outlet.
✆
Do not touch the soldered surfaces of the ETUs with your hands.
3.1
General Information
3.1.1
Basic KSU
The B64-U13 KSU provides service for outside lines,
Attendant Consoles, and interconnection of the station
terminals. The B64-U13 KSU provides 64 ports and has
two fixed and eight flexible slots. The fixed slots are
reserved for the CPUB( )-U13 ETU and the MIF( )-U13
ETU.
A Power Supply Unit (P64-U13 PSU) and backup
batteries are provided with the basic KSU.
3.1.2
Expansion KSUs
The E64-U13 KSU is the expansion unit that can be
attached to the basic KSU to provide an additional 64
ports. Two expansion units can be added to the Xen
Master system, providing a maximum of 192 ports. Each
expansion KSU provides eight flexible slots and
accommodates 8-channel interface cards. A Power
Supply Unit (P64-U13 PSU) and backup batteries are
included with each expansion unit.
The installation instructions provided in this chapter apply
to both the basic B64-U13 KSU and the expansion
E64-U13 KSUs unless otherwise specified.
Before installing the system; observe the following
precautions
!