Rigol DG4000 Series

Explanation
By default, the remote lock mode of the front panel is disabled (OFF) and is
displayed at the upper right corner of the screen. You can press Burst to return
to local operation mode.
When the remote lock mode of the front panel is enabled, is displayed at the
upper right corner of the screen and at this point, you can not return to local
operation mode by pressing Burst.
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Return Format
The query returns ON or OFF.
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Example
The command below enables the remote lock mode.
:SYSTem:KLOCk ON
The query below returns ON.
:SYSTem:KLOCk?
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