Allied Telesis AT-8288XL/SC - Manual (Page 19)

AT-8216FXL, AT-8224XL, and AT-8288XL Series Quick Install Guide
9
Switch LEDs
Table 2 and Table 3 describe the functions of the LEDs on the Ethernet
switch.
Table 2 Power and Fault LEDs
Table 3 Port LED Status
For information on troubleshooting the switch, refer to the AT-8216FXL/MT,
AT-8216FXL/VF, AT-8216FXL/SC, AT-8224XL, AT-8288XL/MT, and
AT-8288XL/SC Installation Guide.
LEDs State Description
Fault Solid Red The switch or management software is malfunctioning.
Flashing Red The switch is booting, running diagnostic tests, writing
images to FLASH, or transferring files using XMODEM.
Off Normal operation.
Power Solid Green The switch is receiving power, voltage is within the
acceptable range, and the power supply is working.
LEDs State Description
L/A (Link/Activity) Solid Green This indicates a 100 Mbps link.
Flashing Green This indicates 100 Mbps activity
Solid Amber This indicates a 10 Mbps link (10/100 ports
only).
Flashing
Amber This indicates 10 Mbps activity (10/100 Mbps
ports only).
D/C (Duplex/
Collision) Solid Green The port is operating at full-duplex.
Solid Amber The port is operating at half-duplex.
Flashing
Amber Collisions are occuring on the line.