Hantek HDP4000 Series, User Manual, Page: 41 / 47

User Manual
41
3. Trigger input
Turn on the channel output, execute the list output "Run/Stop", set the Pin1 external input
signal 0 or 1 to change, and the list output will be triggered at this time.
11.2.5 Coupling off/on
Select Couple Off/Couple On, Pin1-Pin3 can be set as coupling off/on. Only one Pin can be
set as coupling off or coupling on, and the polarity of Pin is fixed to negative. Changing the
input signal corresponding to Pin can control the coupling output of the specified channel.
Note: First, set at least two channel couplings to be turned on in the output settings, refer to
the
output coupling chapter.
11.2.6 Inhibit input
Select Inhibit In, Pin3 can be set to inhibit input. Refer to the description of DIO Pin3
function in "
Output Inhibition ".
Polarity: Set the Pin polarity to positive or negative.
In input: display the relative status of the input level.
11.3 Setup
11.3.1 Help language
The default is English, press Enter to switch to Chinese.
11.3.2 Sound switch
Press “Enter” to switch the key tone on or off.
11.3.3 screen saver
Press the Enter key to turn on or off the screen saver.;
When the screen protector is turned on, the machine will automatically dim after one minute
without operation.
The screen protector is turned off, and the screen brightness remains unchanged when the
machine is not in operation.
11.3.4 Backlight
Press the Enter key to adjust the backlight and adjust the screen brightness in three levels:
high, medium, and low.