Velleman Instruments HPS40 - Test and Calibration; Calibration Setup Navigation; RS232 Communication Settings; About Screen Information

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Velleman

HPS40 Technical Doc

Test and calibration

Enter the hidden service menu to check the calibration

Enter Setup by long pressing Setup

key

Select “About” with arrow keys and

short

press setup key, then leave

setup by long

pressing setup key.

You should see the About screen,

Now press ALL the keys one after the other starting with the power key.