Electra Elite IPK II
Document Revision 3
System Hardware Manual
6 - 47
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5.8.2
Installation
Basic Port Package
A maximum of 14 DID(4)-U( ) ETUs can be installed in slots S1~S8.
The maximum number of DID(4)-U( ) ETU 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 DID(4)-U( ) ETUs can be installed in slots S1~S8.
The maximum number of DID(4)-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.
5.8.3
LED Indications
Refer to
Table 6-18 DID(4)-U( ) ETU LED Indications
.
5.8.4
Connectors
The following connector is included:
J
CN1
Connects to the backplane.
Table 6-18 DID(4)-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
Busy
Not Used
Idle
LED 2
Line 2 status
Busy
Not Used
Idle
LED 3
Line 3 status
Busy
Not Used
Idle
LED 4
Line 4 status
Busy
Not Used
Idle
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