UEFI debug messages printed in setup - Lenovo NeXtScale nx360 M5, NeXtScale nx360 M5 DWC

Resolving The Problem

Source

Symptom

With specific UEFI settings, the message "Connecting Boot Devices and Adapters ... XXX (count of seconds)" appears at the bottom of the screen during system reboot.

The symptom can be observed by performing the following:

1. Connect system to client through RS-232 cable on COM port.
   
2. Boot into UEFI F1 setup menu.
   
3. Navigate to System Settings, Device and I/O Ports, Console Redirection Settings and change below settings:
   1. Change 'COM port 1' to 'Enable'
      
   2. Change 'COM port 2' to 'Disable'
      
   3. Change 'Remote Console' to 'Enable'
      
   4. Change 'Legacy Option ROM Display' to 'COM Port 1'
      
   5. Change 'Com1 Active After Boot' to 'Enable'
4. Navigate to Boot Manager --> Select Next One-Time Boot --> set 'Boot Next Value' as 'F1 Setup'.
5. Save Settings.
   
6. Under client, open putty and set as below:
   1. Select 'Serial' in 'Connection Type'
      
   2. Change 'Speed' to '115200'
      
   3. Navigate to Connection, Serial and change 'Flow control' to 'None'
      
   4. Click 'open'.
7. Restart system and boot into UEFI setup menu.

Affected Configurations

The system may be any of the following Lenovo x86 servers:

• Lenovo NeXtScale nx360 M5, type 5465, any model
  
• Lenovo NeXtScale nx360 M5, type 5467, any model

This tip is not software specific.

This tip is not option specific.

The following system BIOS or UEFI level(s) are affected:

• Build ID: THE106B

Solution

This behavior is corrected in UEFI firmware v1.20 (THE108J) or later version.

The file is or will be available by selecting the appropriate Product Group, type of System, Product name, Product machine type, and Operating system on IBM Support's Fix Central web page, at the following URL:

     http://www.ibm.com/support/fixcentral/

Additional Information

This is harmless message to system.