User manual

73
19. ADDED FUNCTIONS
The supplement is only valid for devices running rmware version 3.x.
a) Zeroing the unit manually
The power supply is auto-zeroed every time you turn it on. In case you need to zero the unit during
operation and do not want to restart it, zero it manually.
1. Press and hold the VOLTAGE control knob for approx. 30 s to enter the MENU mode. “CCO” and
“no” are displayed.
2. Rotate the CURRENT control knob until “CCO” and “YES” are displayed.
3. Press the CURRENT control knob once to zero the unit. “YES” lights up in the display to conrm
successful zeroing.
4. Press the VOLTAGE control knob to exit the MENU mode.