Platform Notes: Ultra Enterprise 3000, 4000, 5000 and 6000 Systems
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.........................Contents


1. OpenBoot 3.x Commands 1
..Environmental Monitoring 1
.....disable-environmental-monitor 1
.....enable-environmental-monitor 2
..Messages Indicating Environmental Conditions 2
..Externally Initiated Reset XIR 3</>
..Flash PROM Management 3
.....flash-update-system 4
.....prom-copy 4
.....update-proms 5
..POST Status Display 5
.....show-post-results 5
..TOD Clock Management 9
.....copy-clock-tod-to-io-boards 9
.....copy-io-board-tod-to-clock-tod 10
..Specific NVRAM Variables 10
.....configuration-policy 11
.....disabled-board-list 11
.....disabled-memory-list 11
.....memory-interleave 12
.....sbus-probe-default 12
.....sbus-specific-probe 13

2. Board Hot Plug Software Procedures 15
..Disabled System Board 15
..· To Swap Out a Disabled Board 16
..Activated System Board 16
..· To Swap Out an Activated Board 16
..Disabling Hardware 17
..· To Disable a Defective Board 17

3. CPU Over Temperature Safeguard 19
..COS Requirements 19
..Overheating Factors 20
..COS Operation 20
.....Resolving an Over Temperature Conditon 20
..· To Resolve an Over Temperature Condition 21
.....Failure to Power Down CPUs 21
.....Failure to Power Up CPUs 22

4. Enabling a Hardware Time 23
..Hardware Watchdog 23
..History Log Option of prtdiag(1M) 23
..Resetting and Power Cycling the System From a Remote Console 24