IBM 622138U - IntelliStation Z - Pro 6221 User Manual page 89

Table 4. POST error messages (continued)
POST message Description
187 The VPD serial number is not set.
Action: When a supported Remote Supervisor Adapter (RSA) is installed, the system serial
number is set in the VPD EEPROM each time the computer is restarted. If the system board
has been replaced, the system serial number will be invalid and should be set. To view the
system serial number, select System Information from the main menu of the
Configuration/Setup Utility program and then select Product Data. If the problem remains, call
for service.
188 A vital product data (VPD) error occurred.
Action: Call for service.
189 An attempt has been made to access the computer with invalid passwords. After three
incorrect attempts, the computer locks up; that is, the logon data fields are no longer available
to the user.
201 An error occurred during the memory controller test. This error can be caused by:
v Incorrectly installed memory
v A failing memory module
v A system board problem
Action: Take the following steps to correct the problem:
1. If you just installed memory, verify that the new memory is correct for your computer. Also
2. If the problem remains, call for service.
229 An error was detected in the L2 cache of one of the microprocessors.
Action: Take the following steps to correct the problem:
1. If you just installed a microprocessor, verify that the microprocessor is installed and seated
2. If the problem remains, call for service.
289 An error occurred during POST memory tests and a failing DIMM was disabled.
Note: You can use the computer with decreased memory.
Action: Take the following steps to correct the problem:
1. If you just installed memory, verify that the new memory is correct for your computer. Also
2. If the problem remains, replace the failing DIMM.
If the problem remains, call for service.
301 and 303 An error occurred during the keyboard and keyboard controller test. These error messages
also might be accompanied by continuous beeping.
Action: Take the following steps to correct the problem:
1. Ensure that:
2. After installing a USB keyboard, you might need to use the Configuration/Setup Utility
Running the diagnostic tests can isolate the computer component that failed, but you must
have your system serviced. If the error message remains, call for service.
Note: If you just connected a new mouse or other pointing device, turn off the computer and
disconnect that device. Wait at least 5 seconds; then, turn on the computer. If the error
message goes away, replace the device.
verify that the memory is installed and seated correctly.
correctly.
verify that the memory is installed and seated correctly. Start the Configuration/Setup Utility
program and select Memory Settings from the Advanced Setup menu to enable the
DIMM.
v Nothing is resting on the keyboard and pressing a key.
v No key is stuck.
v The keyboard cable is connected correctly to the keyboard and to the correct connector
on the computer.
program to enable keyboardless operation and prevent the POST error message from
being displayed during startup.
Chapter 5. Solving problems
67