Press the key combination barbecue this machine , oven lamp , turntable and fan is working properly, microwave and barbecue are not heated.2bHservice manual download site

According to the fault analysis of phenomena, mostly caused by the failure of microwave , grill start sharing relevant component damage caused by the control circuit (see figure below ) . Shared barbecue normal start control process : close the door . S2 is closed. Press the key combination barbecue , after setting the heating time , press the start button , ICOI start signal terminal ( 14 ) pin output enable signal through Dll, R20 makes Q13, Q14 is turned on , and then make Q6 conduction R12 , Q4 and Q5 respectively. conduction, microwave relay RY3, barbecue relay RY2 is energized by magnetron MAG, barbecue heater H to produce energy for heating food . At the same time . IC01 oven lamp control signal terminal ( 2 ) pin output low , 07 is turned on , the oven lamp is energized by the relay RY1 , oven lamp L lights , wheel M1 and M2 fan is running .2bHservice manual download site
 2bHservice manual download site

Power failure is detected , were examined Dll, R20, Q13, Q4, R12, Q6.Q4, Q5 and other components found in bc Q6 very open, cut Q4 and 05 collector loop and cause RY3 and barbecue microwave relay relay RY2 do not pull, resulting in the microwave , barbecue is not heated . Replacing Q6 (A1015) after power test machine , microwave oven microwave , grill normal heating troubleshooting.2bHservice manual download site