Key:prompt_v_pos, Key:prompt_h_pos, Key:prompt_trig_lvl – RIGOL DS1000D User Manual
Page 100: Key:off

Programming Guide for DS1000E, DS1000D Series
2-86
The On/Off state of the analyzer switched once you send this command
continuously.
40. :KEY:PROMPT_V_POS
Command Format:
:KEY:PROMPT_V_POS
Function Explanation:
The command resets the vertical offset to zero.
41. :KEY:PROMPT_H_POS
Command Format:
:KEY:PROMPT_H_POS
Function Explanation:
The command resets the trigger offset (or the delay offset) to zero.
42. :KEY:PROMPT_TRIG_LVL
Command Format:
:KEY:PROMPT_TRIG_LVL
Function Explanation:
The command resets the position of trigger level to the center of the screen.
43. :KEY:OFF
Command Format:
:KEY:OFF
Function Explanation:
The command turns off the CH1, CH2, MATH, REF and LA channel one by one
through sending the command continuously.