Troubleshooting Control Modules; Troubleshooting Hard Drives - Dell EqualLogic PS4110 Hardware Owner's Manual

Hardware Owner's Manual
• External airflow is obstructed.
• The power supply and cooling module is removed or has failed. See
ing Modules on page
If the problem is not resolved, see

Troubleshooting Control Modules

1. Remove the control module and verify that the pins on the backplane and control module are not bent. See
Replacing a Control Module on page
2. Reinstall the control module and wait for 30 seconds. See
3. Check the control module status LEDs. See
information.
4. If control module status LED is blinking amber (5 times per sequence), update the firmware to the latest
supported firmware on both the control module. For more information about downloading the latest firmware,
see the PS Series Release Notes and the document Updating PS Series Storage Array Firmware, available
on the customer support site.
5. If the link status LEDs are not green:
a. Reseat the cables on the control modules and the switches.
b. Check the link status LED. If the link status LED is not green, proceed to the next step.
c. Replace the cables.
If the problem is not resolved, see

Troubleshooting Hard Drives

Check the hard drive indicators before removing the faulty drive from the array.
1. Remove the drive from the array. See
on page 12.
2. Check the drive to make sure that the connectors are not damaged.
3. Reinstall the drive.
4. Verify that the control module port link status LED and the control module status LED are solid green for
each port that is connected to a cable. If the LEDs are not solid green, see
17.
If the problem is not resolved, see
42
41.
Obtaining Technical Support and Customer Service on page
24.
Interpreting Control Module LEDs on page 19
Obtaining Technical Support and Customer Service on page
Removing a 2.5-inch Drive on page 10
Obtaining Technical Support and Customer Service on page
5 Troubleshooting Your Array
Troubleshooting Power Supply and Cool-
Replacing a Control Module on page
and
Control Module Features on page
39.
24.
for more
39.
Removing a 3.5-inch Drive
39.