NEC Xen Master, Руководство по аппаратному обеспечению системы

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May 2001
System Hardware Manual 1 - 3
A6-32
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QUIPMENT
D
ESCRIPTION
2.1 Equipment List
The following table lists all equipment used with the Xen system.
The equipment name, a description of the equipment, and the
maximum quantities that are allowed when a Basic KSU, a Basic
KSU with one Expansion KSU, and a Basic KSU with two Expansion
KSUs are included in the table.
Table 1-1 Equipment List
Equipment
Name
Description
Xen Master
Xen Axis
Basic
KSU
Basic + 1
Expansion
KSU
Basic + 2
Expansion
KSUs
Key Service Units, Power Supply Units, and Adaptors
B64-U13 KSU The Basic Key Service Unit (KSU) for the
Xen Master System provides service for
outside lines, Attendant Consoles, and
interconnection of the station terminals.
The basic KSU provides 64 ports and can
be expanded to a maximum of 192 ports
with the addition of two expansion KSUs.
System software allows a maximum of
184 ports to be used for stations and
trunks. There are two fixed slots and eight
flexible slots.
The P64-U13 PSU (power supply unit),
backup batteries, and two PFT relays are
included with this KSU. 1 Basic
KSU per
system
N/A
E64-U13 KSU The Expansion Key Service Unit (KSU) of
the Xen Master System provides an
additional 64-port capacity. Two expansion
units can be added to the Basic KSU to
provide 128 ports with one expansion unit
and 192 port capacity with two expansion
units.
The Expansion KSU provides to fixed
slots eight flexible slots and
accommodates any interface card.
The P64-U13 PSU (power supply unit),
backup batteries, and two PFT relays are
included with this KSU. 2 expansion
KSUs per
system
N/A
B48-U13 KSU The Key Service Unit of the Xen Axis
system accommodates the full 48 ports of
the system. Built onto the main board is
the CPU, eight Station Ports, one Music
On Hold source input, one External
Paging Relay circuit and one Power Fail
Transfer (PFT) relay.
The P64-U13 PSU (Power Supply Unit)
and backup batteries are also included. N/A 1 per
system
P64-U13 PSU The Power Supply Unit is included with
the B64-U13 KSU, E64-U13 KSU and the
B48-U13 KSU. 1 per KSU
FCE-U13 Unit The Front Cover Extender Unit is required
when a VDH2(8)-U13 ETU is installed into
a B64-U13 KSU or E64-U13 KSU. 1 per KSU N/A