Installing the HRPSU
114312 Rev. C
2-15
8.
Verify that the power is on by checking the LED on each HRPSU power
supply module being used, and the redundant power supply LED on the
network device(s). Refer to
Table 2-2
for the meaning of the status indicators.
If the Power Module Doesn’t Turn On
1.
Make sure that the power switch on the front of all power supply modules
being used is On. (The switches on unused power supply modules do not have
to be on.)
2.
Make sure that the power cord is plugged in to the HRPSU and the wall outlet,
and that the AC power switch on the rear of the HRPSU is ON.
3.
Make sure that all connections are tight.
4.
Turn off the power supply modules power switch and turn it on again to reset
the power supply module.
Table 2-2.
Status Indicators
LED
Color
Meaning
HRPSU
Module:
Power OK
Green
Dark
The HRPSU is capable of sending power to the network
device if needed.
The HRPSU is not connected to the network device.
Network
Device:
Redundant
Power LED
Green
Dark
The device is connected to the HRPSU and can receive
power if needed.
The network device is not connected to the HRPSU.
Network
Device:
Fan LED*
Amber
Dark
A fan has stopped in the network device or in an HRPSU
power supply module.
All fans are functioning.
*Note: Not all network devices have a fan LED.
