RIGOL DSA1030 - Manual (Page 19)

RIGOL
Quick Guide for DSA1000 Series 5
Front Panel Backlight Key
The backlight status of some keys at the front panel, off, bright or different
color indicates different working mode.
1. Auto Tune
When Auto Tune is pressed, the backlight turns on, which indicates that
the instrument starts sweeping at full range, searching the signal of
maximum amplitude, and moves it to the center of the screen. Then the
backlight turns off.
2. Single, Continue
When backlights of Single or Continue are on, it indicates the current
sweep mode is Single or Continue, respectively.
3. Meas**
The backlight of Meas will be automatically turned on once any
measurements are active, and stay on until all measurement functions are
disabled.
4. Source*
When backlight of Source is on, it indicates that the tracking generator is
enabled, and vice versa.
5. Power light
In AC power supply mode:
 Flashes on and off alternatively: indicating the unit is in stand-by state.
 Constant on: indicating the unit is in normal operating condition.
In battery power supply mode (China only):
 Off: indicating the standby state.
 Constant on: indicating the normal operating condition.