Specifications

Service Processor Checkpoints
Service processor checkpoints are in the range 8xxx to Bxxx. The message OK
indicates successful service processor testing and initialization. Firmware checkpoints
are listed in “Firmware Checkpoints” on page 85.
Note: A spinning (or twirling) slash will be shown in the upper-right corner of the
operator panel display while some checkpoints are being displayed. If the slash
stops spinning, a hang condition is indicated.
Table 1. Service Processor Checkpoints
Checkpoint Description Action/ Possible Failing FRU
8000 Test of the service processor
DRAM
See note 1 on page 84
8004 Verify base code checksum See note 1 on page 84
8008 Verify base code mirror checksum See note 1 on page 84
8009 Set NVRAM configuration in TITAN See note 1 on page 84
800F Start base code See note 1 on page 84
8010 Start supervisor in base code See note 1 on page 84
8012 Initialize hardware interrupts See note 1 on page 84
8014 Allocate and initialize area in
DRAM
See note 1 on page 84
8016 Initialize debugger and build VPD See note 1 on page 84
8018 Initialize service processor
interfaces
See note 1 on page 84
801A Initialize external FLASH load See note 1 on page 84
801B Initialize and test ISA hub chip See note 1 on page 84
801C Initialize and test SUPER I/O chip See note 1 on page 84
801F Initialize diskette, verify VDASD
and start operational loader
See note 1 on page 84
809x Related to recovery mode system
firmware update from diskette
See note 3 on page 84
8092 Diskette initialization during
recovery mode system firmware
update
See note 3 on page 84
8098 Firmware image being read during
recovery mode system firmware
update
See note 3 on page 84
809C Firmware image being written
during recovery mode system
firmware update
See note 3 on page 84
809F Diskette error during recovery
mode system firmware update
See note 3 on page 84
8100 Start operational loader See note 1 on page 84
Chapter 4. Checkpoints
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