Power Button - R&S QAT100 User Manual

®
R&S QAT100
The LEDs next to the control element have the following meaning.
●
"Ext. Reference": Illuminated green when an external reference is connected and
active.
●
"Trigger": Reserved for future use.
●
"Warning": Illuminated red when an error occurs (for example when an external ref-
erence is selected, but not connected).

4.9 Power button

Function: Turns the instrument on and off when it is connected to a power source
(AC).
For more information about turning the R&S QAT on and off, see
ing on or
User Manual 1179.3073.02 ─ 02
off", on page 13.
Instrument tour
Power button
Chapter 3.7, "Switch-
19