v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v If an action step is preceded by “(Trained technician only),” that step must be performed only by a trained
technician.
v Go to the IBM support website at http://www.ibm.com/supportportal/ to check for technical information,
hints, tips, and new device drivers or to submit a request for information.
Diagnostic
code Message Description Action
W.305800A [W.305800A] DRIVER
HEALTH PROTOCOL:
Reports 'Failed' Status
Controller.
DRIVER HEALTH
PROTOCOL: Reports
'Failed' Status
Controller.
1. Restart the system.
2. If the problem persists, switch to the backup
UEFI image or reload the current UEFI
image.
3. (Trained technician only) Replace the system
board (see “Removing the system board” on
page 290 and “Installing the system board”
on page 292).
W.305800B [W.305800B] DRIVER
HEALTH PROTOCOL:
Reports 'Reboot'
Required Controller.
DRIVER HEALTH
PROTOCOL: Reports
'Reboot' Required
Controller.
1. No action required. The system will reboot at
the end of POST.
2. If the problem persists, switch to the backup
UEFI image or reload the current UEFI
image.
3. (Trained technician only) Replace the system
board (see “Removing the system board” on
page 290 and “Installing the system board”
on page 292).
W.305800C [W.305800C] DRIVER
HEALTH PROTOCOL:
Reports 'System
Shutdown' Required
Controller.
DRIVER HEALTH
PROTOCOL: Reports
'System Shutdown'
Required Controller.
1. Restart the system.
2. If the problem persists, switch to the backup
UEFI image or reload the current UEFI
image.
3. (Trained technician only) Replace the system
board (see “Removing the system board” on
page 290 and “Installing the system board”
on page 292).
W.305800D [W.305800D] DRIVER
HEALTH PROTOCOL:
Disconnect Controller
Failed. Requires
'Reboot'.
DRIVER HEALTH
PROTOCOL:
Disconnect Controller
Failed. Requires
'Reboot'.
1. Restart the system.
2. If the problem persists, switch to the backup
UEFI image or reload the current UEFI
image.
3. (Trained technician only) Replace the system
board (see “Removing the system board” on
page 290 and “Installing the system board”
on page 292).
W.305800E [W.305800E] DRIVER
HEALTH PROTOCOL:
Reports Invalid Health
Status Driver.
DRIVER HEALTH
PROTOCOL: Reports
Invalid Health Status
Driver.
1. Restart the system.
2. If the problem persists, switch to the backup
UEFI image or reload the current UEFI
image.
3. (Trained technician only) Replace the system
board (see “Removing the system board” on
page 290 and “Installing the system board”
on page 292).
44 IBM System x3650 M4 Type 7915: Problem Determination and Service Guide