2.3 Installation of the CO Line Cards
LED Indications
Indication
ON LINE
ALARM
LINK
DATA
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Installation Manual
Color
Description
Green
On-line status indication
•
ON: On-line mode
•
OFF: Off-line mode
•
Flashing: Maintenance mode
Note
If the LINK indicator is OFF, the ON LINE indicator will also be
OFF.
Red
Alarm indication
•
ON: Alarm
•
OFF: Normal
Green
Link status indication
•
ON: Normal Connection
•
OFF: Connection Error
Green
Data transmission indication
•
ON: Data transmitting
•
OFF: No data transmitted