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Electra Elite
Equipment Name
COIB(4)-U20 ETU
COIB(8)-U( )
System Hardware Manual
This ETU can function the same as the COI(4)-U( ) or COID(4)-U( )
ETU to provide Central Office interface. This ETU has transmit and
receive pad controls.. 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.
Branch support is provided on port 4 only.
Only DTMF signaling is supported.
This ETU can provide an E911 CAMA trunk on port 3 only.
For COI mode: ETUs can be installed in slots S3~S6.
For COID mode: Caller ID trunks must be installed in slot S3 or S4
(S7000 or lower).
For COID mode (S8000 or higher): Caller ID trunks can be
installed in slots S3~S6.
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 1459
requirements.
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.
For COI mode, ETUs can be installed in slots S3~S6.
For COID mode: Caller ID trunks must be installed in slot S3 or S4
(S7000 or lower).
For COID mode (S8000 or higher): Caller ID trunks can be
installed in slots S3~S6.
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 1459
requirements.
Description
KSU Maximum
Quantities
Fax CO
COI Mode
4 ETUs
COID Mode
2 ETUs
COI Mode
2 ETUs
COID Mode
1 ETU
Issue 6
1 - 7
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