v Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
v See Chapter 5, “Parts listing, System x3750 M4 Types 8722 and 8733,” on page 195 to determine which
components are customer replaceable units (CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by “(Trained service technician only),” that step must be performed only by a
Trained service technician.
Symptom Action
A CD or DVD is not working
correctly.
1. Clean the CD or DVD.
2. Replace the CD or DVD with new CD or DVD media.
3. Run the CD or DVD drive diagnostic programs (see “Running the DSA
Preboot diagnostic programs” on page 171).
4. Reseat the CD or DVD drive (see “Removing a CD/DVD drive” on page 217
and “Replacing a CD/DVD drive” on page 218). Make sure that the cable is
connected to the system board correctly and connected to the correct SATA
port.
5. Replace the CD or DVD drive.
The CD or DVD drive tray is
not working but the drive is
recognized.
1. Make sure that the server is turned on and the CD or DVD drive is enabled in
the Setup utility (see “Starting the Setup utility” on page 128).
Note: The CD or DVD eject button may be disabled if booting from a CD or
DVD by the operating system.
2. Insert the end of a straightened paper clip into the manual tray-release
opening.
3. Reseat the CD or DVD drive (see “Removing a CD/DVD drive” on page 217
and “Replacing a CD/DVD drive” on page 218).
4. Replace the CD or DVD drive.
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 See Chapter 5, “Parts listing, System x3750 M4 Types 8722 and 8733,” on page 195 to determine which
components are customer replaceable units (CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by “(Trained service technician only),” that step must be performed only by a
Trained service technician.
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 embedded hypervisor flash device”
on page 236 and “Replacing a USB embedded hypervisor flash device” on
page 237).
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.
174 System x3750 M4 Types 8722 and 8733: Installation and Service Guide
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