IBM x3950 Problem Determination And Service Manual page 101

v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See Chapter 3, "Parts listing, Type 8878 and 8879," on page 109 to determine which components are
customer replaceable units (CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
System-error log message
Hurricane SMI 1.2V Power Good Fault
Hurricane Vtt MR 1.5V Power Good Fault
Hvtt IB 1.8V Power Good Fault
Hvtr IB 2.5V Power Good Fault
I/O Card Power Good Fault
IB MR Reg 1.8V Power Good Fault
Invalid CPU configuration
Invalid Fan configuration
IP address of default gateway modified from
x.x.x.x
IP address of network interface modified from
x.x.x.x
IP subnet mask of network interface modified
from x.x.x.x
Action
1. Reseat the microprocessor tray.
2. Reseat the memory cards.
3. (Trained service technician only) Replace the microprocessor
tray.
1. Reseat the microprocessor tray.
2. Reseat the memory cards.
3. (Trained service technician only) Replace the microprocessor
tray.
1. Reseat the microprocessor tray.
2. Reseat the memory cards.
3. (Trained service technician only) Replace the microprocessor
tray.
1. Reseat the microprocessor tray.
2. Reseat the memory cards.
3. (Trained service technician only) Replace the microprocessor
tray.
1. Reseat the Remote Supervisor Adapter II SlimLine, if one is
present.
2. Reseat the I/O board.
3. Replace the I/O board.
4. (Trained service technician only) Replace the PCI-X board.
1. Reseat the microprocessor tray.
2. Reseat the memory cards.
3. (Trained service technician only) Replace the microprocessor
tray.
Make sure that the microprocessors have been installed in the
correct order (see "Removing and installing a microprocessor" on
page 141).
Replace any missing or failed fans.
Information only
Information only
Information only
85
Chapter 2. Diagnostics