IBM System x3650 M4 Type 7915 Problem Determination And Service Manual page 99

Table 6. IMM2 error messages (continued)
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.
8007020d-d001xxxx Sensor HDD
configuration has
transitioned to critical
from a less severe
state.
PCI messages
806f0021-3001xxxx PCI fault has been
detected for PCI n.
(n = PCI slot number)
A sensor has
changed to critical
state from a less
severe state.
Error A PCI fault has
been detected.
130W or 135W microprocessors
system configuration only.
1. Check the PCI LED. See more
information about the PCI LED in
"Light path diagnostics LEDs" on
page 129.
2. Reseat the affected adapters and
riser card.
3. Update the server firmware (UEFI
and IMM) and adapter firmware.
Important: Some cluster solutions
require specific code levels or
coordinated code updates. If the
device is part of a cluster solution,
verify that the latest level of code is
supported for the cluster solution
before you update the code.
4. Remove both adapters.
5. Replace the riser cards.
6. (Trained service technicians only)
Replace the system board (see
"Removing the system board" on
page 290 and "Installing the system
board" on page 292).
Chapter 3. Diagnostics
81