98
Table 41 Management Ethernet copper port LED description for other MPU models
LINK LED status
ACT LED status
Description
On Flashing
A link is present, and the port is receiving or sending
data.
On
Off
A link is present.
Off
Off
No link is present.
Management Ethernet SFP fiber port LED
An MPU with management Ethernet SFP fiber ports uses the SFP LED to indicate the link status and
data forwarding status of the management Ethernet SFP fiber ports.
Table 42 Management Ethernet SFP fiber port LED description
SFP LED status
Description
Flashing
The port is receiving or sending data.
On
A link is present.
Off
No link is present.
Power supply status LEDs
Power supply status LED varies by MPU model.
•
If the MPU provides one set of LEDs (OK and FAIL) to indicate the status of the power supplies,
see
•
If the MPU provides multiple LEDs with numbers (for example, PWR1 and PWR2), each LED
corresponds to a pluggable power supply with the same number (the power supply number is
marked on the chassis). See
for the LED description.
•
If the MPU provides only one power status LED (PWR), see
for the LED description.
Table 43 Power supply status LED description (1)
OK LED
status
FAIL LED
status
Description
On
Off
All power supplies are operating correctly.
Off On
A power supply is not outputting power because one of the following
conditions exists:
•
The power supply is faulty or switched off.
•
The power cord is disconnected.
•
The external power supply is unavailable.
Off Off
•
No power supply is installed.
•
No power supply is outputting power because one of the
following conditions exists:
{
The power supplies are faulty or switched off.
{
The power cords are disconnected.
{
The external power supply is unavailable.
