NEC ELECTRA ELITE IPK II, Руководство пользователя

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Document Revision 4C Electra Elite IPK II
2 - 1042 Universal Slots
TLI (2)-U( ) ETU This 2-port Tie Line Interface ETU
supports the termination and operation
of two E&M Tie Lines (4-wire, type I
and type V, and 10/20 pps Dial Pulse
or DTMF). 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 ETUs installed. This ETU shares
the total number of CO/PBX lines in
the system. 14 23 Note 2
Note 1: Calculating maximum capacities are based on the system having a minimum of eight Electronic Station Interface
(ESI) ports, four trunk ports and a PKUII-U Unit installed.
Note 2: When 2-port Trunk Interface ETUs are installed, the system uses four ports from its maximum port capacity.
Note 3: With the Electra Elite IPK II Expanded Port Package, a maximum of 14 COIB(4)-U( ) ETUs can be installed as
COID(4)-U( ) ETUs.
Note 4: Refer to the KSU Power-Based Calculator Chart.
Note 5: Firmware 5.0 or higher is required.
Note 6: Firmware 3.0 or higher is required.
Note 7: The first four DTI/PRI ETUs are assigned 24 channels, the next six are assigned 16 channels and the eleventh is
assigned eight channels.
Table 2-43 Maximum System Capacities for Application Interface ETUs
Application
Interface ETUs
Description
Maximum Capacities
Notes
Basic Port
Package
Expanded
Port Package
BSU(4M)-U20 ETU The Master 4-Base Station Unit for
Wireless DECT provides connections
for up to 16 Base Stations when using
two BSU(6S) ETUs. This ETU is
installed in slots S1~S8 (S2~S8 when
using one slave ETU or S3~S8 when
using two slave ETUs) in any B64-U20
KSU. 1 1 Notes 1, 2
Table 2-42 Maximum System Capacities for Trunk Interface ETUs (Continued)
Trunk Interface
ETUs
Description
Maximum Capacities
Notes
Basic Port
Package
Expanded
Port Package