RIGOL DS1000D - Manual (Page 26)

RIGOL Command Systems
Programming Guide for DS1000E, DS1000D Series 2-14
8. :DISPlay:INTensity
Command Format:
:DISPlay:INTensity <count>
:DISPlay:INTensity?
Function Explanation:
The commands set and query the brightness of the waveform. <count> could
be the integer between 0 and 32.
Returned Format:
The query returns the setting value of <count>.
Example:
:DISP:INT 12 Setup the waveform brightness as 12.
:DISP:INT?
The query returns 12.