Lenovo NeXtScale nx360 M5, Installation And Service Manual, Page: 78 / 1022

• Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
• If an action step is preceded by “(Trained technician only),” that step must be performed only by a trained
technician.
• Go to the Lenovo support website at http://www.lenovo.com/support to check for technical information,
hints, tips, and new device drivers or to submit a request for information.
Symptom Action
A cover latch is broken, an
LED is not working, or a similar
problem has occurred.
If the part is a CRU, replace it. If the part is a microprocessor or the system board,
the part must be replaced by a trained technician.
The server is hung while the
screen is on. Cannot start the
Setup utility by pressing F1. 1. See “Nx-boot failure” on page 83 for more information.
2. See “Recovering the server firmware (UEFI update failure)” on page 79 for more
information.
Hard disk drive problems
Table 5. Hard disk drive symptoms and actions
• Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
• If an action step is preceded by “(Trained technician only)”, that step must be performed only by a trained
technician.
• Go to the Lenovo support website at http://www.lenovo.com/support to check for technical information,
hints, tips, and new device drivers or to submit a request for information.
Symptom Action
Not all drives are recognized by
the hard disk drive diagnostic
tests. Remove the drive that is indicated by the diagnostic tests; then, run the hard disk
drive diagnostic tests again. If the remaining drives are recognized, replace the
drive that you removed with a new one.
The server stops responding
during the hard disk drive
diagnostic test. Remove the hard disk drive that was being tested when the server stopped
responding, and run the diagnostic test again. If the hard disk drive diagnostic test
runs successfully, replace the drive that you removed with a new one.
A hard disk drive was not
detected while the operating
system was being started. Reseat all hard disk drives and cables; then, run the hard disk drive diagnostic
tests again.
A hard disk drive passes the
diagnostic Fixed Disk Test, but
the problem remains. Run the diagnostic SCSI Fixed Disk Test (see “Running DSA Preboot diagnostic
programs” on page 61).
Note: This test is not available on servers that have RAID arrays or servers that have
SATA hard disk drives.
Hypervisor problems
Use this information to solve hypervisor problems.
64
Lenovo NeXtScale nx360 M5 Installation and Service Guide