System-Related Operations
Instrument Identification
Error Queue
Instrument State Storage
Password Protection
Instrument Identification
You can query the model number, serial number, options, and firmware revision. SCPI commands
return information with the *IDN? and *OPT? queries.
Front Panel Reference SCPI Command
Press the [Menu] key. Select Help\ \About Instrument.
Press the [Meter] key to exit.
To return manufacturer, model number, serial
number, and firmware revision: IDN?
To return the installed options: *OPT?
Error Queue
You can view the list of errors that have accumulated in the Error Queue.
Front Panel Reference SCPI Command
Press the [Menu] key. Select Help\ \Error Queue.
Displaying errors clears the queue. Press the [Meter] key
to exit.
Read and clear one error from the queue:
SYST:ERR?
Instrument State Storage
The power supply has ten instrument state storage locations (numbered 0 through 9) available in non-
volatile memory. Any state previously stored in the same location will be overwritten.
Front Panel Reference SCPI Command
Press the [Menu] key. Select System\ States\ SaveRecall.
Select the Save field and enter a location from 0 to 9.
Turn the rotary knob to select; press the knob to Save.
Select the Recall field and enter a location from 0 to 9.
Turn the rotary knob to select; press the knob to Recall.
To save a state in location 1:
*SAV 1
To recall a state from location 1:
*RCL 1
4 Using the Modular Power System
92 Keysight MP4300 Series Operating and Service Guide