DescriptionPort LED ColorLED
No link.
OffPort Link
Link up. No activity.Green
Link up with active traffic.Blinking green
SFP not supported or link fault.Alternating green/amber
Port disabled.Amber
Valid input is present, and the
output is within the operating range.
GreenPSU 1
PSU 2
Valid input is present, and the
output is outside the operating
range or is not present.
Red
Power-supply module (1 or 2) is
installed but valid input is not
present.
Blinking red
Power-supply module (1 or 2) is
not installed.
Off
Unsupported SD flash memory card
is detected.
Fast blinking amberSD
SD flash memory card is not
present.
Slow blinking amber
SD flash memory card is
functioning.
Solid green
Error accessing SD flash card. No
IOS boot image found.
Solid amber
SD flash memory card transfer in
progress.
Blinking green
Active with satellite fix.
Solid greenGPS
Attempting to acquire satellite fix.Blinking green
Antenna fault.Blinking amber
GPS is not configured.Off
No alarm.
GreenALARMS IN 1-2
Major alarm present.Solid red
Critical alarm present.Blinking red
Cisco Catalyst IR8340 Rugged Series Router Hardware Installation Guide
12
Product Overview
Cable Side View LEDs