NEC Electra Elite IPK II System Hardware Manual page 41

Electra Elite IPK II
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Table 3-2 Maximum System Capacities for Station Interface ETUs (Continued)
Station Interface
Units
ESIB(8)-U( ) ETU
ESIB(8)-U( ) ETU with
ESIE(8)-U( ) ETU
FMS(2)/(4)-U( ) ETU
FMS(8)-U( ) ETU
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System Hardware Manual
Description
This 8-Port Electronic Station
Interface ETU contains eight circuits.
Each circuit can support any
Attendant Console, Multiline
Terminal, or Single Line Telephone
adapter.
This ETU is installed in slots S1~S8
in the basic or expansion B64-U20
KSU. The maximum number
depends on other station ETUs
installed. This ETU shares the total
number of extension ports in the
system.
These ETUs are a 16-Port Electronic
Station Interface. The ESIE ETU is
installed on ESIB ETU. This
Electronic Station Interface ETU
contains eight circuits. Each circuit
can support any Attendant Console,
Multiline Terminal, or Single Line
Telephone adapter.
This ETU is installed in slots S1~S8
in the basic or expansion B64-U20
KSU. The maximum number
depends on other station ETUs
installed. This ETU shares the total
number of extension ports in the
system.
This 2- or 4-Port Digital Voice Mail
System is installed in any interface
slot. It has eight channels of built-in
Voice Mail. The system recognizes
this ETU as a VMS(4)-U( ) ETU. This
ETU shares the total number of
station ports in the system.
This 8-Port Digital Voice Mail System
is installed in any interface slot. It has
two or four channels of built-in Voice
Mail. The system recognizes this
ETU as a VMS(8)-U( ) ETU. This
ETU shares the total number of
station ports in the system.
Document Revision 3
Maximum Capacities
Expanded
Basic Port
Port
Package
Package
7 23
3 15
1 1
1 1
Notes
Notes 1, 6
Notes 1, 6
Notes 1~4, 6
Notes 1, 3, 4, 6
3 - 7