Chapter 2 Preparing to Service the System 19
FIGURE 2-3 Rotary Switch Positions
TABLE 2-2 Rotary Switch Positions and Server Behaviors
Rotary Switch Positions Server Behavior
Normal Normal operation
Diagnostics Full POST during system boot
Locked Disable On/Standby button
Write-protect ALOM Flash PROM
Write-protect OpenBoot PROM/POST Flash PROM
Disable suspension to OpenBoot PROM/kadb
i
i When the rotary switch is in the locked position, you cannot drop to OpenBoot PROM/kadb manually by is-
suing the break command.
Forced Standby Force server into Standby mode
Disable on/standby button
Disable remote power control
Write-protect ALOM Flash PROM
Normal
Diagnostics
Locked
Forced
standby