System Commands 
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Chapter2 System Commands 
SYSTem:POSetup 
This command is used to set the system power-on parameter. 
Command syntax 
SYSTem:POSetup RST|SAV0 
Parameters 
RST|SAV0 
Returns 
None 
Query syntax 
SYSTem:POSetup? 
SYSTem:VERSion? 
This command is used to query the current SCPI version. The returned 
parameter is a string like”YYYY.V”, in which the YYYY is the year of that 
version, V is the software version of that year. 
Command syntax 
SYST:VERS? 
Parameters 
None 
Returns 
<NR2> 
Example 
1991.1 
SYSTem:ERRor? 
This order is used to query the error information of the power supply. When the 
error LED lights on the front panel, it tells us that there is one or more hardware 
or order syntax error happened. There are at most 20 groups of error message. 
Send the order once will read one error message from the error queue. 
⚫  Error messages follow the FIFO (first-in-first-out) principle. The first error