Sun Fire T2000 Server: 00040078: "Host system poweron failed due to fault at MB/FF

Asset ID:	1-72-1573681.1
Update Date:	2018-05-17
Keywords:

Solution Type Problem Resolution Sure

Solution 1573681.1 : Sun Fire T2000 Server: 00040078: "Host system poweron failed due to fault at MB/FF_POK"

Applies to:

Sun Fire T1000 Server - Version All Versions to All Versions [Release All Releases]
Sun Fire T2000 Server - Version All Versions to All Versions [Release All Releases]
Sun Blade T6300 Server Module - Version Not Applicable to Not Applicable [Release N/A]
Sun Netra T2000 Server - Version All Versions to All Versions [Release All Releases]
Oracle Solaris on SPARC (64-bit)

Symptoms

During HOST power off/on ALOM CMT sends this message to indicate a problem with the power convertors or Power-OK sensors. The system is unable to remain powered on as a result.

This fault event message appears in the output of the ALOM CMT showfaults command.

JUL 26 02:30:33: 00040029: "Host system has shut down."

JUL 26 02:30:34: 00040001: "SC Request to Power On Host."

JUL 26 02:30:36: 00040078: "Host system poweron failed due to fault at MB/FF_POK."

JUL 26 02:30:40: 00040069: "VOLTAGE_SENSOR at MB/V_VMEMR has exceeded low soft shutdown threshold."

JUL 26 02:30:40: 00040086: "Power cycling Host System. Please wait."

JUL 26 02:30:46: 00040001: "SC Request to Power On Host."

JUL 26 02:30:47: 00040078: "Host system poweron failed due to fault at MB/FF_POK."

JUL 26 02:30:50: 0004000e: "SC Request to Power Off Host Immediately."

JUL 29 09:29:21: 00040001: "SC Request to Power On Host."

JUL 29 09:29:22: 0004004f: "Indicator SYS/ACT is now SLOW BLINK"

JUL 29 09:29:23: 0004006e: "VOLTAGE_SENSOR at MB/V_VMEMR is within normal range."

JUL 29 09:29:31: 00040002: "Host System has Reset"

JUL 29 09:29:56: 0004000e: "SC Request to Power Off Host Immediately."

JUL 29 09:29:56: 0004004f: "Indicator SYS/ACT is now STANDBY BLINK"

JUL 29 09:30:00: 00040029: "Host system has shut down."

Cause

This behavior indicates a problem with the platform hardware. The SC will attempt to powercycle the system to recover from the fault.

Solution

Suggested Action for System Administrator

Contact your Authorized Service Provider to schedule the motherboard replacement.

References

<NOTE:1997813.1> - Server Not booting After Power Cycle due to error: "Host system poweron failed due to fault at MB/FF_POK"

Attachments

This solution has no attachment