Lenovo NeXtScale nx360 M4 Installation And Service Manual page 557

• W.305800D [W.305800D] DRIVER HEALTH PROTOCOL: Disconnect Controller Failed. Requires
'Reboot'.
Explanation: DRIVER HEALTH PROTOCOL: Disconnect Controller Failed. Requires 'Reboot'
Severity
Warning
User Response
Complete the following steps:
1. Reboot the system to reconnect the controller.
2. If problem persists, switch to backup UEFI or reflash current UEFI image.
3. (Trained Service Technician Only) Replace system board.
• W.305800E [W.305800E] DRIVER HEALTH PROTOCOL: Reports Invalid Health Status Driver.
Explanation: DRIVER HEALTH PROTOCOL: Reports Invalid Health Status Driver
Severity
Warning
User Response
Complete the following steps:
1. Reboot the system.
2. If problem persists, switch to backup UEFI or reflash current UEFI image.
3. (Trained Service Technician Only) Replace system board.
• W.3808000 [W.3808000] An IMM communication failure has occurred.
Explanation: IMM Communication Failure
Severity
Warning
User Response
Complete the following steps:
1. Reset the IMM from the FPC.
2. Use FPC to remove AUX power from the node. This will reboot the entire node.
3. Check IBM support site for an applicable service bulletin or firmware update that applies to
this error.
4. Reflash UEFI Firmware.
5. (Trained service technician only) Replace the system board.
• W.3808002 [W.3808002] An error occurred while saving UEFI settings to the IMM.
Explanation: Error Updating System Configuration to IMM
Severity
Warning
User Response
Appendix B. UEFI (POST) error codes
543