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3-28 Sun StorEdge 5310 NAS Troubleshooting Guide • December 2004
■ Yes - Go to step 9.
■ No - Go to step 8.
8. Turn on both power switches on the back of each drive module connected to the
command module.
The drive modules will not spin up until they receive a Start Unit command from
the controller. While the drive modules power up, the lights on the fronts and backs
of the modules will flash intermittently. Depending on your configuration, it can
take between 20 seconds and several minutes for the drive modules to power up.
FIGURE 3-16 Power Supply Switches
9. Turn on both power switches on the back of the command module.
An command module can take 30 seconds to power up and up to 15 minutes for the
battery self-test to complete. During this time, the lights on the front and the back of
the modules flash intermittently.
10. Check the status of each module and its components.
a. Note the status of the indicator lights on the front and the back of each module.
A green light indicates a normal status; an amber light indicates a hardware
fault.
b. Open the Array Management Window for the storage array.
c. Select the appropriate component button for each module in the Physical View
of the Array Management Window to view the status of its components.
The status for each component will be either Optimal or Needs Attention.
11. Does each module display green lights only and is the status Optimal on each
module component?
■ Yes - Go to step 13.
■ No - Go to step 12.
12. Diagnose and correct the fault.