Keithley 2461, Reference Manual, Page: 39 / 1109

Section 2: General operation Model 2461 Interactive SourceMeter® Instrument Reference Manual
2-12 2461-901-01 A/November 2015
To adjust the backlight using TSP commands:
Send the following command:
display.lightstate = brightness
Where
brightness
is one of the following options:
•
Full brightness:
display.STATE_LCD_100
•
75 % brightness:
display.STATE_LCD_75
•
50 % brightness:
display.STATE_LCD_50
•
25 % brightness:
display.STATE_LCD_25
•
Display off:
display.STATE_LCD_OFF
•
Display, key lights, and all indicators off:
display.STATE_BLACKOUT
Event messages
During operation and programming, front-panel messages may be briefly displayed. Messages are
information, warning, or error notifications. For information on event messages, refer to Using the
event log (on page 2-142).
Figure 6: Example front-panel error message