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B5-Series Switch does not pass POST with Error code 0x0000FA90

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Information

 
TitleB5-Series Switch does not pass POST with Error code 0x0000FA90
Symptoms
  • Switch does not boot
  • The following is seen during POST:
--- Exception Message ---
Exception at interrupt level:

machine check
Exception next instruction address: 0x00789698
Machine Status Register: 0x00043030
Condition Register: 0x20000442
Regs at 0xfd78

--- Stack Trace ---
FUNC = 0x78e018, PC = 0x78e074 (0x78e074), SP = 0xfa90
FUNC = 0x13be8f0, PC = 0x13beaa0 (0x13beaa0), SP = 0xfbb0
RA 0x6f776e20 out of range
Last switch reset caused by sysToMonitor(2244): Error code 0x0000FA90, after 0 secondsLast switch reset was caused by ../../../../bsp(2247): Error code 0x0000FA90, after 0 seconds
  • Restore to factory default in Boot Menu does not resolve
Environment
  • B5-Series
  • Firmware 06.71.03.0025
Cause
  • Switch does not pass Power On Self Test (POST)
  • Exception at interrupt level
Resolution
Replace the affected switch
Additional notes

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