Indicates if the printer will power on automatically
when power is applied, i.e., when the power supply is plugged in.
Getvar
To return the current
setting value:
! U1 getvar "power.power_on_mode"
Values
"auto"
means the jumper is present
on option card, which makes the printer power on automatically when
power is applied.
"manual"
means jumper is not present on option
card or the option card doesn't support auto-power on, so the printer
will power on only when the user presses the power button.