AP3800c code SC650 appears

Posted by Marco_Polo on Jul 07, 2009

from the manual: SC 560 Zero cross error When the main switch is turned on, the machine checks how many zero-cross signals are generated during 500 ms. If the number of zero-cross signal generated is either more than 66 or less than 45 and when this condition is detected 10 consecutive times, this code is displayed. ? Electrical noise in the supply from the power cord 1. Replace the PSU HTH