Command system EN SYSTem:ERRor? Function description Query the error event queue. Can errors be cleared (read and clear an error from the error queue.) Argument None Instructions None Return format Return error event information, such as: -113, "Undefined header; keyword cannot be found". If there are no errors, return: 0, "No Error". Example SYST:ERR? /* Read and clear the first error in the error queue */ 3.26.3 SYSTem:KLOCk Command format SYSTem:KLOCk ON|OFF SYSTem:KLOCk? Function description Remotely lock or unlock the front panel keyboard. Argument Instructions None Return format ON or OFF.
Example SYSTem:KLOCk ON /* Lock the front panel keyboard */ Copyright © Qingdao Hantek Electronics Co., LTD HDG300C Programming manual 65 Name Range Default value KLOCk ON|OFF OFF