Panasonic KX-TDA30 Installation Manual page 60

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