Lenovo x3650 M4 BD 5466 Installation And Service Manual page 751

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.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 IMM.
2. Remove and re-install power from the system. Then reboot the entire system.
3. Check IBM support site for an applicable service bulletin or firmware update that applies to
this error.
Appendix B. UEFI/POST error codes
737