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Error Code Message Information
Details System BIOS detected a failure with the SIO.
Action Remove and reapply input power. If the issue persists, see Getting Help.
PST0139
Message Keyboard controller failed.
LCD Message Keyboard controller failed. Power cycle system.
Details System BIOS detected a failure with the Keyboard Controller.
Action Remove and reapply input power. If the issue persists, see Getting Help.
PST0140
Message System management interrupt initialization failed.
LCD Message SMI initialization failed. Power cycle system.
Details System BIOS failed to initialize the system management interrupt.
Action Remove and reapply input power. If the issue persists, see Getting Help.
PST0141
Message QuickPath Interconnect (QPI) fatal error.
LCD Message QuickPath Interconnect (QPI) fatal error.
Details Quick Path Interconnect failed during system POST.
Action Reboot the system. If problem persists, remove input power and re-seat processors.
PST0142
Message MRC fatal error.
LCD Message Memory initialization error.
Details BIOS Memory testing failed.
Action Compare system memory installation to supported system memory configurations.
Reduce system configuration to minimum memory configuration.
PST0143
Message Intel Trusted Execution Technology (TXT) fatal error.
LCD Message Intel Trusted Execution Technology (TXT) fatal error.
Details TXT boot failed. This could be related to memory errors or an error with the system TXT
configuration. A socketed TPM module may have been removed.
Action Check TPM presence. Remove and reapply input power. If the issue persists, see
Getting Help.
PST0192
Message Shut-down test failed.
LCD Message Shut-down test failed. Power cycle system.
Details System BIOS shutdown test failed during POST.
Action Check system event log for CMOS battery exceptions. Remove and reapply input
power. If the issue persists, see Getting Help.
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