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6 - 44 Installing ETUs (Circuit Cards)
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Document Revision 3 Electra Elite IPK II
5.7.2 Installation
Basic Port Package
A maximum of 14 COID(4)-U( ) ETUs or seven COID(8)-U( ) ETUs
can be installed in any interface slot. The system limitation is 64
trunk or station ports combined.
The maximum number of COID(4)/(8)-U( ) ETUs depends on other
trunk cards installed. This ETU shares the total number of CO/PBX
lines in the system.
Calculating maximum capacity is based on the system having a
minimum of eight Electronic Station Interface (ESI) ports, four trunk
ports and a PKUII-U Unit installed.
Expanded Port Package
A maximum of 23 COID(4)-U( ) ETUs or 23 COID(8)-U( ) ETUs can
be installed in any interface slot. The system limitation is 200 trunks.
The maximum number of COID(4)/(8)-U( ) ETUs depends on other
trunk cards installed. This ETU shares the total number of CO/PBX
lines in the system.
Calculating maximum capacity is based on the system having a
minimum of eight Electronic Station Interface (ESI) ports, four trunk
ports and a PKUII-U Unit installed.
5.7.3 Switch Settings
The RESET switch resets the unit.
5.7.4 LED Indications
Table 6-17 COID(4)/(8)-U( ) ETU LED Indications
LED Description On Flashing Off
LIVE ETU status Operation stopped
(Power On)
Normal Operation No Power
LED 1 Line 1 status
COID(4)/COID(8)
Busy Not Used Idle
LED 2 Line 2 status
COID(4)/COID(8)
Busy Not Used Idle
LED 3 Line 3 status
COID(4)/COID(8)
Busy Not Used Idle
LED 4 Line 4 status
COID(4)/COID(8)
Busy Not Used Idle
LED 5 Line 5 status COID(8) Busy Not Used Idle
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