User and Programming Manual - Rev P California Instruments14.3. System CommandsThe system commands control the system level functions of the AC Source.14.3.1. System Syntax CommandSubsystem SyntaxSYSTem:ERRor? Returns the error number and error stringLOCal Go to local modeREMote Go to remote modePON Define the power on register numberSYSTem:ERRor?This query returns the next error number followed by its corresponding error message stringfrom the remote programming error queue. The queue is a FIFO (first-in, first-out) buffer thatstores errors as they occur. As it is read, each error is removed from the queue. When allerrors have been read, the query returns 0,”No Error”. If more errors are accumulated thanthe queue can hold, the last error in the queue is -350,”Too Many Errors”.Query Syntax SYSTem:ERRor?Parameters NoneReturned Parameters ,Example SYST:ERR?SYSTem:KLOCkThis command sets or clears the power on LOCAL or REMOTE state. When set (1), the ACSource will power up in remote state, locking out all keyboard controls. The local state canonly be entered by sending a bus command. This mode may be used to prevent operatoraccess to front panel controls under all conditions. Note that changing the state of the KLOCsetting does not change the REMOTE or LOCAL state. This setting only affects theREMOTE/LOCAL state at power-up.Command Syntax SYSTem:KLOCkParameters 0 | 1Example SYST:KLOC 1Query Syntax SYST:KLOC?Returned Parameters Related Commands SYST:REM SYST:LOCOctober 2005 RP Series60