Unusual smell
Complete the following procedure to solve the problem.
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 procedure to solve the problem.
Multiple servers or chassis:
1. Make sure that the room temperature is within the specified range (see “Specifications” on page 2).
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.
Optional-device problems
See this section to solve problems related to optional devices.
• “External USB device not recognized” on page 245
• “PCIe adapter is not recognized or is not functioning” on page 245
• “A Lenovo optional device that was just installed does not work.” on page 246
• “A Lenovo optional device that worked previously does not work now. ” on page 246
External USB device not recognized
Complete the following steps until the problem is resolved:
1. Make sure that the proper drivers are installed on the server. See the product documentation for the
USB device for information about device drivers.
2. Use the Setup utility to make sure that the device is configured correctly.
3. If the USB device is plugged into a hub or the console breakout cable, unplug the device and plug it
directly into the USB port on the front of the server.
PCIe adapter is not recognized or is not functioning
Complete the following steps until the problem is resolved:
1. Check the event log and resolve any issues related to the device.
2. Validate that the device is supported for the server (see
https://static.lenovo.com/us/en/serverproven/
index.shtml
).
3. Make sure that the adapter is installed in a correct slot.
Chapter 5. Problem determination 245
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