LG MA8000ST Service Manual - Page 22

WHEN YOU GET A COMPLAINT FROM YOUR CUSTOMER, EVALUATE THE COMPLAINT CAREFULLY. IF THE FOLLOWING SYMPTOMS APPLY, PLEASE INSTRUCT THE CUSTOMER IN THE PROPER USE OF THE MICROWAVF OVFN THIS CAN FLIMINATF AN UNNFCESSARY SFRVICF CAI L 1 Check grounding-laefore-checking_for trouble 2.Hof the high volta- ye circuit. 3. Discharge the high voltage capacitor See page 2 1 4 When checking the continuity of_the_switches_ar_otabe_high voltage transformer,disconnect one lead wire from these-parts and then check-continuity with-the-AC plug removed. To do-otherwise may result in a falsfaeading or damage ta4our mete -5. Do-not-touch any part of-the circuit on the PCB since static electric a sc arge may damage this contro nel Always loud' your belf to ground while working this panel to discharge any static charge built up in your body. (Micom model only) Microwave oven does not work. Output power is too low Spa Uneven cooking. Inserting many plugs into one outlet and usin9 them at the same time blown fuse or breaker) MicrilvdAv, nvian plug is not inserted tightly ow AC input volts P Using metallic ware and allowing it to touch the oven- wall. Ceramic ware trimmed in geleLer,silver power is usc.d Inconsistent intensity of microwave by their -characteristics. REMEDY Avoid using-other-electrical appliances when you use the microwave oven. Insert microwave oven plug securely. Use the microwave oven at ge• -It-is possible that the food _should be rooked for a -to-rrger timeperiod. Do not use metallic ware f co ,except whons-notecl- in the cooking guide. Do not use any type of cookware with medallic trimming. 1. Use plastic wrap or lid. once or twice while king souo. cocoa or milk, etc 5-11