990 StarCool Alarm Codes And Actions

990 Firmware update fail
Description Failed to activate firmware
Cause Hardware or operation missmatch
Trouble
shooting		 Possible causes:
  • Operating software is not compatible with hardware (SUP6, SMC6, SPM6)
Accompanied alarms:
  • AL 996 and AL 997 will be activated during FT- or PTI test.
Trouble shooting:
  1. Check if the software is to be used with unit.
  2. Test the software with unit of the same type as the failing one. If software is running then see 3)
  3. There is still a fault on either SUP6, SMC6, SPM6
Criteria -

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