Applicable Models: 1785B, 1786B, 1787B, 1788
Q: How do I check the firmware version of 1785B-1788 power supplies from front panel?
A: Please do the following:
1. Turn off DC load.
2. Hold down the "1" button from keypad and press the "Power" button to turn the load on.
3. Do not release the "1" button until you see display showing the maximum rated voltage and current of the power supply.
4. Use the rotary knob and turn clockwise twice until you see on display beginning with "VER:"
5. The number following "VER:" is the firmware version.