Panasonic KX-TDA0480, Getting Started Manual

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2.1 Installation
12 Getting Started
2.1.4 Indication Light (LED)
LED1 Green/Red Channel Status
Off: Power Off
Green Flash: Normal (channel used)
Red On: During reset
Red Flash: Out of Service
LED2 Green Online Status
On: On-line mode
Flash: Emergency maintenance mode
LED3 Red Alarm
Off: Normal
On: Alarm
LED4 Green Busy status
Off: Not used
On: At least one line is used
LED5 Green Link status
Off: Connection error
On: Normal Connection
LED6 Green Data transmission
Off: No data transmitted
On: Data transmitting
LED7 Green Collision status
Off: No data collision
On: Data collision
LED8 Green SIOSEL
Off: CPU port used (Maintenance port not
available)
On: Maintenance port available
LED 1
LED 2
LED 3
LED 4
LED 5
LED 6
LED 7
LED 8