IMPORTANT UPDATE FOR VER 2.5 USERS
DIODE D4 IS CLAMPING THE DISPLAYED CAPACITOR VOLTAGE TO ROUGHLY 21.4V.
THIS WILL CAUSE U5 TO TRIP WHENEVER THE VOLTAGE IS SET TO 23.2V. DIODE D4 HAS TO BE REMOVED AND REPLACED WITH THE FOLLOWING DIODE:
THE 100 OHM RESISTOR http://search.digikey.com/scripts/DkSearch/dksus.dll?Detail&name=CF14JT100RTR-ND
