NEC ELECTRA ELITE IPK II, General Description Manual

Page: 143 / 174

Electra Elite IPK II Document Revision 1
General Description Manual 3 - 11
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 and four Trunk ports.
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 6 are assigned 16 Channels, and the 11th is
assigned eight channels.
Table 3-2 Maximum System Capacities for Trunk Interface ETUs (Continued)
Trunk Interface
ETUs
Description
Maximum Capacities
Notes
Basic Port
Package
Expanded
Port Package
Table 3-3 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