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SIGLENT
1.4.2 Front Panel Key Backlight
The on/off state and the color of the backlights of some keys at the front panel indicate the working
state of the analyzer. The states are as listed below.
1. Power Switch
Constant on: indicates the instrument is in normal operating state.
2. Mode
When the function is Spectrum Analyzer, the backlight turns off. When in other modes, the backlight
turns on.
3. TG
When the TG source is on, the backlight of TG turns on and turns off when the function is off.
1.4.3 Using the Numeric Keyboard
The analyzer provides a numeric keyboard at the front panel. The numeric keyboard supports English
uppercase/lowercase characters, numbers and common symbols (including decimal point, #, space and
+/-) and are mainly used to edit file or folder names and set parameters.
Figure 1-8 Numeric Keyboards
1. +/-
In number input, set the sign of number; in file input, switch in number and letter.
2. 1 A/a
In number input, enter number 1; in file input, switch between uppercase and lowercase letter.
3. . #
In number input, enter a decimal point. In English input, enter special characters.
4. Back
In parameter editing, press this key to delete the character on the left of the cursor.
5. Esc
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