System:power <State> System:power - HP E8402A User And Service Manual

SYSTem:POWer < state >
SYSTem:POWer?
Parameters
Returned Data
Comments
Error Conditions
Reset Condition
Related
Commands
Chapter 3
<state> sets the software controlled power-on/off state of
SYSTem:POWer
mainframe.
SYSTem:POWer? returns a string representing the power state of the mainframe.
Name Type
< state > Boolean
Type Range
Boolean 0, 1 Software control state for mainframe power. 0 is OFF, 1 is ON.
•
The mainframe can be turned on with this command at any time, even when
mainframe power is already on. Once set ON with this command, a
SYSTem:POW OFF must be sent before the mainframe can actually turn off.
The mainframe will not turn off unless the main power switch is on STDBY
and the Diagnostic Connector power pin (pin 5) is unasserted (not grounded,
refer to "Using the Remote Power-On Pins" on page 25).
The following table lists the most common error conditions and causes. Error
numbers and corresponding messages can be found using
Number Message
-224 "Illegal Parameter"
-109 "Missing Parameter"
-221 "Settings Conflict"
*RST has no effect on powering of the mainframe.
SYSTem:POWer:STATus?
Range Default
ON, OFF, 1 Sets the software control state of the
0, 1 mainframe. 0 is OFF, 1 is ON.
Description
The <state> parameter was not correct.
The <state> parameter was omitted.
The mainframe cannot turn off by software control
because the main power switch is on, or the
Diagnostic Connector's power pin is being driven.
Programming the Enhanced Monitor
Description
SYSTem:ERRor?
Probable Cause
query.
151