■ If the system status indicator is off, the system is not on. Proceed to the
next step.
2
Connect the AC power cables for the unit to another external power source.
3
Check the power plug and cables as follows:
■ Remove and reinsert the power plug from the power supply sockets in the
rear panel.
■ Check the status of the power-on and alarm indicator on the control panel
for the following:
■ If the power indicator flashes green, power to the unit is active. The fault
is removed.
■ If the power indicator is amber, one of the two power supplies may be
faulty.
■ If the power supply is blinking green, the power supply is in standby
mode. Press the power button and LED on the control panel on the front
panel to turn on the unit.
■ If the power is still off, check the LEDs on the power supplies on the
rear panel of the unit.
■ If a power supply LED is green, power is supplied. The LED on the
control panel may be faulty. Contact Symantec Technical Support.
■ If a power supply LED is off or amber, power is not supplied to that
power supply.
4
If the power is off to a power supply, check the LEDs on the power supplies
on the rear panel of the unit. Do the following:
■ Verify that AC power source works. Attach a different unit to the power
source and verify that power is on.
■ Access the hardware monitor in the NetBackup Appliance Web Console or
the appliance shell menu to obtain information about errors. Refer to your
Symantec NetBackup Appliance administrator guide for more information
about using the hardware monitor and the NetBackup Appliance Shell Menu.
For information about CLI commands, refer to the NetBackup 52xx Series
Command Reference Guide.
■ Contact Symantec Technical Support.
You can find additional troubleshooting topics at the following:
See “Troubleshooting Hardware Issues” on page 91.
92Troubleshooting Hardware Issues
Starting an appliance that does not turn on
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