Seagate Exos X 4006 Series Hardware Installation And Maintenance Manual page 92

Table 16 5U enclosure corrective action for fault conditions (continued)
Symptom Cause
Drawer 1 fault or Drawer 2 A fault condition related
fault LED is on to the cabling to the
related drawer
-or-
and Cable fault LED is on
Ops panel fault LEDs that identify rear panel area faults
Module fault LED is on A fault condition related
to the hardware in the
rear panel area
and a controller module
(CM) fault LED is on
-or-
Module fault LED is on A fault condition related
to the system fan
and a fan cooling module
(FCM) fault LED is on
Module fault LED is on A fault condition related
to the PSU, such as a
power fault condition
and a PSU fault LED is on
-or-
Recommended action
The cabling between the drawer and the midplane failed. Contact your vendor for
assistance.
1. Restart the CM with a CLI or WBI command.
2. Confirm the redundant CM is properly functioning.
3. Select one of the following actions:
If both have fault conditions, follow shut down instructions and power off
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the system enclosure by removing power to both PSUs. Do not power on
until after you successfully replace both CMs.
If one CM is failing, remove power, wait 1 minute, then reset the CM.
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4. If the CM still has a fault, and the failure is related to a CM host port, follow the
steps associated with system application faults below.
5. If the CM still has a fault, remove the power cord, wait 1 minute, then reseat the
CM.
6. If the CM still has a fault, replace it within the specified 8 minutes with a new
one.
7. If installing a new CM that still has a fault, remove it, inspect connections for
bent pins, reinstall it, then check the event log for errors.
1. Select one of the following actions:
For instances where both FCM fault LEDs are on, see the Thermal
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Monitoring section of this table.
If only one fan is failing, remove the FCM, wait 1 minute, then reseat.
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2. If the FCM is still failing, replace it within the specified 10 minutes.
1. Verify AC mains connections to the PSU are live.
2. Confirm the redundant PSU is properly functioning.
3. Select one of the following actions:
If both are failing, follow shut down instructions and power off the system
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enclosure by removing power to both PSUs. Do not power on until after
you successfully replace them both.
If only one PSU is failing, remove the power cord, wait 1 minute, then
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reseat the power cord.
4. If the PSU is still failing, remove it, wait 1 minute, then reseat it.
5. If the PSU is still failing, replace it within the specified 6 minutes.
6. If the power fault condition persists, contact Seagate for support.
Chapter 9 Hardware installation and configuration issues
92