RIGOL DG1000Z Series - Manual (Page 25)

Chapter 1 Quick Start RIGOL
DG1000Z User’s Guide 1-7
8. Input Connector for the Signal Measured by Counter
BNC connector with 1MΩ input impedance. It is used to accept the signal
measured by the counter.
CAUTION
To avoid damages to the instrument, the input signal voltage can not
exceed ±7Vac+dc.
9. Counter
It is used to turn the counter on or off.
—
Press this key to turn the counter on, the backlight turns on and the
indicator at the left of Counter blinks.
— Press this key again to turn the counter off and the backlight turns off.
Note: the sync signal of CH2 will be disabled if the counter is turned on and it
will be enabled after the counter is turned off.
10. Direction Keys
— Used to move the cursor to select the digit to be edited when setting
parameter using knob.
— Used to delete the number at the left of the cursor when inputting
parameter using numeric keyboard.
— Used to unfold or fold the current selected directory when storing or
reading file.
— Used to move the cursor to select the specified character in filename input
area when editing filename.
11. Knob
— Used to increase (clockwise) or decrease (counterclockwise) the value
marked by the cursor when setting parameter using knob.
— Used to select the storage location when storing a file or used to select the
file to be read when reading file.
— Used to select a character from the virtual keyboard when editing filename.
— Used to select a desired built-in arbitrary waveform from Arb  Select
Wform  BuiltIn.
12. Numeric Keyboard
It consists of numbers (0 to 9), decimal point (.), sign key (+/-) and is used to
set parameters.
Note:
1) The sign key is used to switch between uppercase and lowercase when
editing filename.
2) Use the decimal point key to quickly save the content displayed in the user
interface in the USB storage device in *.Bmp format (for the detailed steps,
please refer to “Print Set”).