2.3 Installation of the Trunk Cards
60 Installation Manual
LED Indications
Colour Description
1 Green On-line status indication
• OFF: On-line mode
• Flash: Emergency maintenance mode
2 Red Alarm detection status indication
• ON: Alarm
• OFF: Normal
3 Green Link status indication
• ON: Normal Connection
• OFF: Connection Error
4 Green Data transmission status indication
• ON: Data transmitting
• OFF: No data transmitted