Brocade Communications Systems MLX Series Hardware Installation Manual page 213

TABLE 28
Router LED states and actions (Continued)
LED label Desired state
Link On
Active On or blinking
Switch Fabric module
Pwr On
Active On
AC power supplies
AC OK Green (steady)
DC OK Green (steady)
ALM Off
DC power supplies
DC IN Green (steady)
DC OUT Green (steady)
Brocade MLX Series and NetIron XMR Hardware Installation Guide
53-1003821-01
Meaning Abnormal
state
A link is established Off
with the remote
port.
The port is Off for an
transmitting and extended
receiving user period.
packets.
The module is Off
receiving power.
The switch fabric Off for an
module is active extended
and ready to switch period.
user packets.
The power supply is Off
receiving power
from the AC power
source.
The power supply is Off
providing AC power
to the router.
The power supply is Amber
in normal operating
condition.
The power supply is Off
receiving power
from the DC power
source.
The power supply is Off
providing DC power
to the router.
Verifying proper operation
Meaning or action
This LED will remain off until you have cabled the interface
module ports.
After cabling the ports, if this LED is still off, a link is not
established with the remote port. For more information, refer to
Table 30 on page 220.
This LED will remain off until you have cabled the interface
module ports.
After cabling the ports, if this LED is still off, the port is not
transmitting or receiving user packets. For more information,
refer to Table 30 on page 220.
The module is not receiving power. Check the following:
•
Make certain that the module is installed properly. For more
information, refer to the module installation section in this
chapter that applies to your router model.
•
If you are using AC power supplies, refer to the AC power
supply LED information in this table for more information.
The switch fabric module is not active and user packets are not
being switched from one interface module to another.
You must replace the switch fabric module. Refer to
switch fabric module" on page 268.
The power supply is not receiving power from an AC power source
You can do the following:
•
Make sure that the power cord is connected securely to the
wall outlet and the power supply.
•
Make sure the wall outlet is rated for high line, 200-240 VAC
and 20A. If not, obtain a cable that is rated for the outlet.
•
Make sure that the wall outlet has power.
The power supply is not supplying power to the router. If the AC
LED is green, there is a problem with the power supply and it
must be replaced.
The power supply is malfunctioning.
The power supply is not receiving power from a DC power source
You can do the following:
•
Make sure that the power supply cables are connected
securely to the power source and the power supply.
•
Make sure that the DC power source for MLX -4, -8, and -16
is 48 VDC @ 30 A. The DC power source for MLX-32 must be
48 VDC @60A. The operating voltage range is 40 to 60 VDC.
•
Make sure that the power source has power.
The power supply is not supplying power to the router. If the DC IN
LED is green, then there is a problem with the power supply and
it must be replaced.
3
"Replacing a
197