Observable Problems - Lenovo ThinkSystem SR850 V2 Maintenance Manual

Network settings can not be changed
Complete the following procedure to solve the problem:
1. Go to Setup Utility ➙ BMC Settings ➙ Network Settings, and check if the system is configured as
following:
• In Network Interface Port, Dedicated is set.
• In Fail-over Rule, Failover to Shared NIC is set.
• In Failed over to Shared NIC ➙ Network Settings, Independence is set.
2. If the system is indeed configured so, go to Setup Utility ➙ BMC Settings ➙ Network Settings ➙
Network Interface Port, and select Shared NIC.
3. Change network settings as you plan, and save the settings.
4. Go to Setup Utility ➙ BMC Settings ➙ Network Settings ➙ Network Interface Port, and select
Dedicated.

Observable problems

See this section to solve observable problems.
• "The server immediately displays the POST Event Viewer when it is turned on" on page 243
• "Server is unresponsive (POST is complete and operating system is running)" on page 243
• "Server is unresponsive (cannot press F1 to start System Setup)" on page 244
• "Voltage planar fault is displayed in the event log" on page 244
• "Unusual smell" on page 245
• "Server seems to be running hot" on page 245
• "Cannot enter legacy mode after installing a new adapter" on page 245
• "Cracked parts or cracked chassis" on page 245
The server immediately displays the POST Event Viewer when it is turned on
Complete the following procedure to solve the problem.
1. Correct any errors that are indicated by the light path diagnostics LEDs.
2. Make sure that the server supports all the processors and that the processors match in speed and
cache size.
You can view processor details from system setup.
To determine if the processor is supported for the server, see
serverproven/index.shtml
3. (Trained technician only) Make sure that processor 1 is seated correctly
4. (Trained technician only) Remove processor 2 and restart the server.
5. Replace the following components one at a time, in the order shown, restarting the server each time:
a. (Trained technician only) Processor
b. (Trained technician only) System board
Server is unresponsive (POST is complete and operating system is running)
Complete the following procedure to solve the problem.
• If you are in the same location as the server, complete the following steps:
.
https://static.lenovo.com/us/en/
.
Chapter 5 Problem determination
243