Lenovo 7Y54, Maintenance Manual

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After a specified number of consecutive attempts (automatic or manual), the server to reverts to the default
UEFI configuration and starts System Setup so that you can make the necessary corrections to the
configuration and restart the server. If the server is unable to successfully complete POST with the default
configuration, there might be a problem with the system board.
You can specify the number of consecutive restart attempts in System Setup. Restart the server and press
the key according to the on-screen instructions to display the LXPM system setup interface. (For more
information, see the “Startup” section in the LXPM documentation compatible with your server at
https://
sysmgt.lenovofiles.com/help/topic/lxpm_frontend/lxpm_product_page.html .) Then, click
System Settings
➙
Recovery and RAS
➙
POST Attempts
➙
POST Attempts Limit
. Available options are 3, 6, 9, and disable.
Voltage planar fault is displayed in the event log
Complete the following steps until the problem is solved.
1. Revert the system to the minimum configuration. See “Specifications” on page 1 for the minimally
required number of processors and DIMMs.
2. Restart the system.
• If the system restarts, add each of the items that you removed one at a time, restarting the system
each time, until the error occurs. Replace the item for which the error occurs.
• If the system does not restart, suspect the system board.
Unusual smell
Complete the following steps until the problem is solved.
1. An unusual smell might be coming from newly installed equipment.
2. If the problem remains, contact Lenovo Support.
Server seems to be running hot
Complete the following steps until the problem is solved.
Multiple servers or chassis:
1. Make sure that the room temperature is within the specified range (see “Specifications” on page 1 ).
2. Check the management processor event log for rising temperature events. If there are no events, the
server is running within normal operating temperatures. Note that you can expect some variation in
temperature.
Cannot enter legacy mode after installing a new adapter
Complete the following procedure to solve the problem.
1. Go to
UEFI Setup
➙
Devices and I/O Ports
➙
Set Option ROM Execution Order
.
2. Move the RAID adapter with operation system installed to the top of the list.
3. Select
Save
.
4. Reboot the system and auto boot to operation system.
Cracked parts or cracked chassis
Contact Lenovo Support.
Software problems
Use this information to solve software problems.
1. To determine whether the problem is caused by the software, make sure that:
Chapter 4
.
Problem determination
115