v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v If an action step is preceded by “(Trained service technician only),” that step must be performed only by a
Trained service technician.
v Go to the IBM support website at http://www.ibm.com/systems/support/ to check for technical information,
hints, tips, and new device drivers or to submit a request for information.
Symptom Action
A green hard disk drive activity
LED does not accurately
represent the actual state of the
associated drive.
If the green hard disk drive activity LED does not flash when the drive is in use,
run the DSA Preboot diagnostic programs to collect error logs (see “Diagnostic
programs, messages, and error codes” on page 137).
v If there is a hard disk drive error log, replace the affected hard disk drive.
v If there is no disk drive error log error log, replace the affected backplane.
An yellow hard disk drive status
LED does not accurately
represent the actual state of the
associated drive.
1. If the yellow hard disk drive LED and the RAID adapter software do not indicate
the same status for the drive, complete the following steps:
a. Turn off the server.
b. Reseat the SAS/SATA adapter.
c. Reseat the backplane signal cable and backplane power cable.
d. Reseat the hard disk drive.
e. Turn on the server and observe the activity of the hard disk drive LEDs.
2. See “Problem determination tips” on page 178.
Hypervisor problems
v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v If an action step is preceded by “(Trained service technician only),” that step must be performed only by a
trained service technician.
v Go to the IBM support Web site at http://www.ibm.com/systems/support/ to check for technical
information, hints, tips, and new device drivers or to submit a request for information.
Symptom Action
If an optional embedded
hypervisor flash device is not
listed in the expected boot
order, does not appear in the
list of boot devices, or a similar
problem has occurred.
1. Make sure that the optional embedded hypervisor flash device is selected on
the boot manager <F12> Select Boot Device) at startup.
2. Make sure that the embedded hypervisor flash device is seated in the
connector correctly (see “Removing a USB hypervisor memory key” on page
216 and “Installing a USB hypervisor memory key” on page 217).
3. See the documentation that comes with the optional embedded hypervisor flash
device for setup and configuration information.
4. Make sure that other software works on the server.
106 IBM System x3650 M4 Type 7915: Problem Determination and Service Guide
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