• You updated the configuration information in the Setup utility. Whenever memory or any other device
is changed, you must update the configuration.
3. Reseat the device that you just installed.
4. Replace the device that you just installed.
A Lenovo optional device that worked previously does not work now.
1. Check the XCC event log for any events associated with the device.
2. Make sure that all of the cable connections for the device are secure.
3. Reseat the failing device.
4. If the device comes with test instructions, use those instructions to test the device.
5. If the failing device is a SCSI device, make sure that the following conditions are met:
• The cables for all external SCSI devices are connected correctly.
• The last device in each SCSI chain, or the end of the SCSI cable, is terminated correctly.
• Any external SCSI device is turned on. You must turn on an external SCSI device before you turn on
the server.
6. Replace the failing device.
Power on and power off problems
Follow this procedure to resolve issues when powering on or powering off the server.
• “Embedded hypervisor is not in the boot list” on page 224
• “The power button does not work (server does not start)” on page 225
• “Server does not power on” on page 225
• “Server does not power off” on page 225
Embedded hypervisor is not in the boot list
Complete the following steps until the problem is solved.
1. If the server has been installed, moved, or serviced recently, or if this is the first time the embedded
hypervisor is being used, make sure that the device is connected properly and that there is no physical
damage to the connectors.
2. See the documentation that comes with the optional embedded hypervisor flash device for setup and
configuration information.
3. Check
https://static.lenovo.com/us/en/serverproven/index.shtml to validate that the embedded hypervisor
device is supported for the server.
4. Make sure that the embedded hypervisor device is listed in the list of available boot options. From the
management controller user interface, click Server Configuration ➙ Boot Options.
For information about accessing the management controller user interface, see the XClarity Controller
product documentation:
http://sysmgt.lenovofiles.com/help/topic/com.lenovo.systems.management.xcc.doc/dw1lm_c_chapter2_
openingandusing.html
5. Check http://datacentersupport.lenovo.com for any tech tips (service bulletins) related to the embedded
hypervisor and the server.
6. Make sure that other software works on the server to ensure that it is working properly.
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ThinkSystem ST650 V2 Maintenance Manual
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