Halt In/Out - Compaq AlphaServer ES45 Service Manual

Power LED (green). Lights when the power button is depressed and
system power passes initial checks.
Reset button. A momentary contact switch that restarts the system and
reinitializes the console firmware. Power-up messages are displayed, and
then the console prompt is displayed or the operating system boot
messages are displayed, depending on how the startup sequence has been
defined.
Halt LED (amber). Lights when you press the Halt button.
Halt button. Halts the system.
•
If the operating system is running, pressing the Halt button halts the
operating system and returns to the SRM console.
•
If the Halt button is latched when the system is reset or powered up,
the system halts in the SRM console. Systems that are configured to
autoboot cannot boot until the Halt button is unlatched.
Commands issued from the remote management console (RMC) can be used to
reset, halt, and power the system on or off.
RMC Command Function
Equivalent to pressing the Power button on the system. If
Power {off, on}
the Power button is in the Off position, the RMC power on
command has no effect.
Equivalent to pressing the Halt button on the control panel
Halt {in, out}
to cause a halt (halt in) or releasing it from the latched
position to deassert the halt (halt out).
Equivalent to pressing the Reset button on the control panel.
Reset
System Overview 1-13