Chapter 5. Solving problems 31
POST message Failing device or problem found Suggested action
129 L1 cache of a microprocessor Check the installation of your microprocessors.
162 Change in device configuration Verify that your optional devices are turned on and
installed correctly.
163 Time of day has not been set Set the correct date and time.
164 Change in memory configuration Verify that your memory is installed properly; then, restart
the server and run the Configuration/Setup Utility
program.
201 Change in memory configuration Verify that your memory is fully seated and installed
properly.
229 L2 cache of a microprocessor Check the installation of your microprocessors.
289 Failing DIMM was disabled Verify that your memory is correct for your server and that
it is installed properly.
301
303
Keyboard and keyboard controller Ensure that the keyboard cable is connected and nothing is
resting on the keyboard keys.
962 Parallel port configuration error Start the Configuration/Setup program and verify that the
parallel-port setting is correct.
11xx Serial port error Verify that the serial cable is connected correctly.
1162 Serial port configuration conflict Start the Configuration/Setup program and ensure that the
IRQ and I/O port assignments needed by the serial port are
available.
1601 Service Processor update needed Download and install the latest system Service Processor
level.
1800 PCI adapter hardware interrupt Start the Configuration/Setup program and verify that the
interrupt resource settings are correct.
1801 PCI adapter out of ROM space error Remove a PCI adapter or disable a PCI device in the
Configuration/Setup program.
2400
2462
Video controller and memory Verify that the monitor is connected correctly.
00019xxx Microprocessor x is not functioning or
failed the built-in test
Verify that microprocessor x is installed correctly. If the
problem remains, replace microprocessor x.
00180xxx A PCI adapter requested a resource
that is not available
Start the Configuration/Setup program and ensure that the
resources needed by the PCI adapter are available.
012980xx
012981xx
Data for microprocessor x Download and install the latest version of the system BIOS.
01298200 Microprocessor speed mismatch Install microprocessors with identical speeds.
I9990305 POST could not find an operating
system.
Install your operating system.
Table 3. Post error messages
