v Follow the suggested actions in the order in which they are listed in the Action column until the problemis solved.v See the parts listing in the Problem Determination and Service Guide to determine which components arecustomer 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 atrained service technician.Error code Description Action164 Memory configuration changed. 1. Run the configuration/Setup Utility program,select Load Default Settings, and save thesettings.2. Reseat the DIMMs.3. Replace the following components one at a time,in the order shown, restarting the server eachtime:a. Batteryb. (Trained service technician only) Systemboard184 The power-on password is damaged. 1. Run the Configuration/Setup Utility program,select Load Default Settings, and save thesettings.2. Reseat the battery.3. Replace the following components one at a time,in the order shown, restarting the server eachtime:a. Batteryb. (Trained service technician only) Systemboard187 VPD serial number is not set. 1. Run the Configuration/Setup Utility program, setthe serial number, and save the configuration.2. (Trained service technician only) Replace thesystem board.189 An attempt was made to access the serverwith an incorrect password.Restart the server and enter the administratorpassword; then, run the Configuration/Setup Utilityprogram and change the power-on password.289 A DIMM has been disabled by the user orby the system. 1. If the DIMM was disabled by the user, run theConfiguration/Setup Utility program and enablethe DIMM (see “Using the Configuration/SetupUtility program” on page 35).2. Make sure that the DIMM is installed correctly.3. Reseat the DIMM.4. Replace the DIMM.42 System x3105 Type 4347: Installation Guide