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Equipment
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Document Revision 4
Electra Elite IPK
COIB(8)-U( ) ETU
8-port (COI or COID CO/PBX Line
Interface
This ETU can function the same as the
COI(8)-U( ) or COID(8)-U( ) ETU to
provide Central Office interface. When
ETU is set for COID mode, Loop Start
trunks and Caller ID trunks are
supported. When the ETU is set for COI
mode, Loop Start is supported. Ground
Start Trunks are not supported. Caller
ID is not supported in COI mode. Fax
CO Branch is not supported.
Only DTMF signaling is supported.
This ETU can provide an E911 CAMA
trunk on port 3 or 7.
The maximum number depends on other
Trunk cards installed.
This ETU shares the total number of
CO/PBX lines in the system.
Tip and Ring electrical fuses are
provided to comply with UL 60950
requirements.
2
8
Note 1
DID (4)-U( ) ETU
4-port Direct Inward Dialing Interface
The Direct Inward Dialing Interface Unit
supports four DID or four 2-way DID
lines. Each DID(4)-U( ) ETU requires
one interface slot position in the KSU.
Immediate, wink start, second dial
tone, and delay dial signaling can be
combined on this ETU.
This ETU is installed in slots S1~S8 in
any B64-U20 KSU.
The maximum number depends on other
trunk cards installed. This ETU shares
the total number of CO/PBX lines in the
system.
4
16
Note 1
Table 3-2 Maximum System Capacities for Trunk Interface ETUs (Continued)
Trunk Interface
ETUs
Description
Maximum Capacities
Notes
Basic Port
Package
Expanded
Port Package
Summary of Contents for ElectraElite IPK
Page 2: ...GENERAL DESCRIPTION MANUAL INT 1024 IPK Document Revision 4 Release 4000 4500...
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Page 8: ...Regulatory Information...
Page 25: ...Chapter 1 Introduction...
Page 54: ...Chapter 2 Features...
Page 103: ...Chapter 3 Equipment...
Page 124: ...Chapter 4 Installation Programming and Maintenance Overview...
Page 129: ...Chapter 5 Hardware Specifications...
Page 150: ...GENERAL DESCRIPTION MANUAL NEC Unified Solutions Inc Document Revision 4 Release 4000 4500...
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