USB_IOA
The USB I/O adapter (IOA) might be failing.
Complete the following steps to determine the location of the USB
I/O adapter:
Note: In some cases, the USB I/O adapter is integrated
on the system backplane. If the location indicated is the system backplane
location, replace the system backplane.
- Is the IOA location available in the service action log?
- Yes:
- Replace the USB IOA at the location indicated. For more information, see Part locations and location codes. Select your machine type and model number to find additional location codes, part numbers, or replacement procedures for your system. This ends the procedure.
- No:
- Continue with the next step.
- Record the first 4 characters of word 7 in the service action
log. This is the bus number. Go to Card
positions and use the
bus number to determine the IOA location.
Replace the USB IOA at the location indicated. For more information, see Part locations and location codes.
Select your machine type and model number to find additional location codes, part numbers, or replacement procedures for your system. This ends the procedure.