Panel leds – H3C Technologies H3C MSR 20-1X User Manual
Page 16
9
Panel LEDs
respectively describe the LEDs on the front and rear panels of the MSR 20-13 router.
Table 8 Front panel LEDs of the MSR 20-13 router
LED Description
PWR
ON: The router is powered on.
OFF: The router is powered off.
SYS
Green and fast blinking: The system is booting.
Green and slow blinking: The system is operating normally.
Yellow and fast blinking: The system is faulty.
OFF: The system operation is abnormal.
ETH
OFF: No link is present.
ON: A link is present.
Blinking: Data is being transmitted or received.
WLAN
When Boot ROM is booting:
Blinking: The basic Boot ROM is booting.
ON: The extended Boot ROM is booting.
When the router is running:
Slow blinking: The system is operating normally.
Fast blinking: There is heavy traffic.
OFF: The system operation is abnormal.
ACT
ON: The BRI interface is in the active state.
OFF: The BRI interface is in the inactive state.
B1
ON: Data is being transmitted or received on B1 channel.
OFF: Data is being transmitted or received on B1 channel.
B2
ON: Data is being transmitted or received on B2 channel.
OFF: No data is being transmitted or received on B2 channel.
Table 9 Rear panel LEDs of the MSR 20-13 router
LED Description
LINK
OFF: No link is present.
ON: A link is present.
ACT
OFF: No data is being transmitted or received.
Blinking: Data is being transmitted or received.