Allied Telesis AR750S-DP Secure VPN Router - Manual (Page 23)

AR750S-DP Secure VPN Router
22
LEDs on the AR750S-DP
The front panel of the router has LEDs that indicate the operational status of
the router, its switch and ethernet ports, and any connected power supply or
PIC card. Further details about the router’s operations can be found using the
CLI command show system.
LED State Function
Status
PSU1..2
Green The router is ON, and is receiving power from
the PSU as indicated by the LED.
Amber There is a fan or power fault.
Status
SYS
Off Normal operation.
Amber Lit briefly during router startup, or if the router
is malfunctioning.
Amber -
3 flashes
There is an internal power supply fault in the
router.
Amber -
6 flashes
The router temperature is too high or too low.
Amber -
7 flashes
The router has both an AC and a DC power
supply connected to it. The router only supports
dual power supplies when the PSUs have the
same current type.
Ethernet
0..1
L/A
Green The Eth port has a 100 Mbps link.
Amber The Eth port has a 10 Mbps link.
Flashing Data is being transmitted or received on the Eth
port.
Ethernet
0..1
D/C
Green The Eth port is operating at full duplex.
Amber The Eth port is operating at half duplex.
Amber
flashing There is a collision on the Eth port.