Service Manual
Page 1
... current, contact with following parts may result in conjunction with the base model service manual for after SHARP ELECTRONICS CORPORATION sales service only. R-509FW SUPPLEMENTAL SERVICE MANUAL S22M183R509FE MICROWAVE OVEN MODEL R-509FW R-509FW This is quite similar to change without notice. WARNING TO SERVICE PERSONNEL: Microwave ovens contain circuitry capable of user-safety the oven should be restored...
... current, contact with following parts may result in conjunction with the base model service manual for after SHARP ELECTRONICS CORPORATION sales service only. R-509FW SUPPLEMENTAL SERVICE MANUAL S22M183R509FE MICROWAVE OVEN MODEL R-509FW R-509FW This is quite similar to change without notice. WARNING TO SERVICE PERSONNEL: Microwave ovens contain circuitry capable of user-safety the oven should be restored...
Service Manual
Page 15
...AN7-AN4 IN Terminal to change cooking input according to judge the model. DESCRIPTION OF LSI LSI The I /O Description R-509FW 1-2 VL2-VL1 IN Power source voltage input terminal. Pin No. Signal similar to judge the model. This is applied to set up its cooking constant. 7 P63...relay (RY2). Back light circuit (Light emitting diodes) driving signal. Connected to GND through one of LSI. OFF The signals holds "L" level during microwave cooking and "H" level while not cooking. to LSI. During cooking H : GND L : -5V H : GND L : -5V H : GND L : ...
...AN7-AN4 IN Terminal to change cooking input according to judge the model. DESCRIPTION OF LSI LSI The I /O Description R-509FW 1-2 VL2-VL1 IN Power source voltage input terminal. Pin No. Signal similar to judge the model. This is applied to set up its cooking constant. 7 P63...relay (RY2). Back light circuit (Light emitting diodes) driving signal. Connected to GND through one of LSI. OFF The signals holds "L" level during microwave cooking and "H" level while not cooking. to LSI. During cooking H : GND L : -5V H : GND L : -5V H : GND L : ...