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Question posted by brickadams56 on December 9th, 2021

Flashing 00:00 & Now The Microwave Will Not Start Or Clear

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Answer #1: Posted by SonuKumar on December 10th, 2021 8:49 AM

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SonuKumar

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https://manualzz.com/doc/790979/sharp-r-204-service-manual

above page or below !!

https://www.manualslib.com/manual/421298/Sharp-R-204ewa.html

https://manualzz.com/doc/790979/sharp-r-204-service-manual

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Related Sharp R-204EWA Manual Pages

Service Manual - Page 1

... be restored to its original condition and only parts identical to change without notice. R-204EWA SERVICE MANUAL S6115R204EPWA MICROWAVE OVEN ON DEF. CHECK EXPRESS DEFROST MINUTE PLUS MODEL R-204EWA POWER LEVEL STOP CLEAR TIMER CLOCK In the interest of producing very high voltage and current, contact with following parts may result in a severe, possibly fatal...

Service Manual - Page 2

R-204EWA PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY (a) Do not operate or allow the oven to be operated with the door open , service person should 1) tell the user not to the owner. If the unit operates with the door open . (b) ...

Service Manual - Page 3

... CAPACITOR BEFORE SERVICING. Whenever troubleshooting is installed. 4. Reconnect the leads to the primary of the power transformer. 5. Reinstall the outer case (cabinet). 3. R-204EWA WARNING TO SERVICE PERSONNEL Microwave ovens contain circuitry capable of producing very high voltage and current, contact with the use of an insulated screwdriver. Danger High Voltage Before Servicing...

Service Manual - Page 4

... the body of the oven. 2) Move the probe slowly, not faster than 4mW/cm2. If the water begins to boil before the survey is completed, replace it perpendicular to insure that the highest leakage is measured accurately. 4) Set the cooking control on service invoice and microwave leakage report. 2 B. R-204EWA MICROWAVE MEASUREMENT PROCEDURE A. C. Leakage test...

Service Manual - Page 5

... the following parts while the appliance is not any other visible damage with Operation and Service Information for the SHARP MICROWAVE OVEN, R-204EWA. Check the interlock switches and the door seal carefully. High Voltage Capacitor, Power Transformer, Magnetron, High Voltage Rectifier Assembly, High Voltage Harness; If provided, Vent ...

Service Manual - Page 6

... 99 seconds) Microwave Power for the electric current. In the event of an electrical short circuit, grounding reduces the risk of FULL Power P-0 No power throughout the cooking time EXPRESS DEFROST pad, MINUTE PLUS pad Instant Start pads, Number selection pads POWER LEVEL pad, TIMER / CLOCK pad STOP/CLEAR pad, START pad Yes UL...

Service Manual - Page 8

...the clock, you must first touch the STOP/CLEAR pad. The oven will appear. When the door is opened , the closing of microwave energy is sent to blow. Then the monitor...) and is opened during oven operation. Note: The ON/OFF time ratio does not correspond with the following operations occur: 1. winding voltage is stopped. R-204EWA OPERATION DESCRIPTION OF OPERATING SEQUENCE...

Service Manual - Page 11

TROUBLESHOOTING GUIDE R-204EWA Never touch any part in the circuit with the power supply cord disconnected. These ...then remove outer case. 2. Open the door and block it open . 3. Reinstall the outer case (cabinet). 6. When troubleshooting the microwave oven, it open . 3. Disconnect the leads to follow the Sequence of the power transformer. 5. Open the door and block it is helpful...

Service Manual - Page 12

...of cook cycle.) Oven goes into a cook cycle but extremely uneven heating is plugged into cook cycle when START pad is touched Oven seems to be ... ASSEMBLY TEST 1. Display does not operate properly when STOP/CLEAR key is touched. (Buzzer should indicate less than 1 ohm. 10 Oven does not cook properly when programmed for an open . 3. R-204EWA TEST PROCEDURE CK = Check / RE = Replace RE ...

Service Manual - Page 13

...performing a water temperature rise test. the resistance of the transformer with an ohmmeter. R-204EWA TEST PROCEDURES PROCEDURE LETTER COMPONENT TEST 5. Place the cup of the magnetron can be...the outer case (cabinet). 7. To test for 60 seconds, measuring with the microwave oven in the oven. This test should be approximately 132 ohms; Reconnect the power supply cord after the...

Service Manual - Page 16

R-204EWA TEST PROCEDURES PROCEDURE LETTER H BLOWN C/T FUSE TEST COMPONENT TEST 1. Also check for restriction. Reconnect the power supply cord after the outer case is installed. 8. Therefore, unlike conventional microwave ovens, proper maintenance cannot be replaced with only a voltmeter and ohmmeter. NOTE ; 1) Check key unit ribbon connection before replacing the blown C/T fuse....

Service Manual - Page 18

... voltage capacitor. 11. LEVEL 50% TIME 32sec. R-204EWA PROCEDURE LETTER TEST PROCEDURES COMPONENT TEST G 6 G 5 G 4 G 3 G 2 G 1 G 7 BEVERAGE 6 G 8 FRESH VEGETABLES 3 G 9 ROLLS & TIMER MUFFINS CLOCK G10 9 2 DINNER MINUTE PLATE PLUS 5 4 EXPRESS POWER DEFROST LEVEL 0 1 BAKED STOP POTATOES CLEAR 8 7 POPCORN START K RELAY TEST 1. RY1 and RY2 Relay Test...

Service Manual - Page 22

...with commercial power source frequency. Connected to K02. Connected to LCD. The signals holds "L" level during microwave cooking and "H" level while not cooking. OFF 100P ON OFF 70P ON 24 sec. OFF 8...This is held at "H" level. The 16.7 msec. Terminal not used. Oven lamp, fan motor and turntable motor driving signal. R-204EWA Pin No. Signal 23 P23 24 K00 25 K01 26 K02 27 K03...

Service Manual - Page 23

...abnormal voltage due to permit servicing of the touch control panel of the microwave oven and the precautions you must take when doing so. On some models, the power ... the controls of the touch control panel while keeping it is not applied to the oven. approx. 1M ohm 2. R-204EWA SERVICING 1. Precautions for the sensor-related controls of the touch control panel, checking them...

Service Manual - Page 24

... or warped. 5. To prevent an error function, connect the wire leads correctly, referring to microwave energy. Remove the two (2) screws from retaining clips on the cavity face plate. 6. R-204EWA COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE WARNING AGAINST HIGH VOLTAGE: Microwave ovens contain circuitry capable of the following conditions exist; 1. to the Pictorial Diagram. The door...

Service Manual - Page 28

... the door closed , adjust latch hook by inserting a putty knife in order shown in Figure C-7 to Microwave Measurement Procedure.) Latch Heads Latch Hook Door Sensing Switch After adjustment, make sure of door toward the oven face. Disconnect the power supply cord. 2. The contacts of door sensing switch and secondary interlock switch open...

Service Manual - Page 29

...and do not of themselves, indicate a leakage of door panel. 4. Sealer film 27 R-204EWA upper and lower oven hinges by pulling the adhesive tape. 3. C-9. 2. Re-install latch spring to assure compliance ... on door panel. Release door panel from ten (10) tabs of the sealer film on a microwave oven is free from door frame and latch head. 14.Now, latch head and latch spring are operating ...

Service Manual - Page 31

...C3 ON DEF. Control Panel Circuit R-204EWA A B C D E F G...LEVEL 0 1 BAKED STOP POTATO CLEAR 8 7 POPCORN START 29 4 4 R40 4.7k ...C40 0.01µ/25v R78 220k R77 220k R76 220k R75 220k R67 15k R66 15k R65 15k R64 15k R63 15k R62 15k 5 5 6 6 Figure S-2. A B C D E F G H 1 1 2 2 3 3 VRS1 10G471K (J1) T1 AC(N) A 3 AC120V 60Hz d ab OVEN...

Service Manual - Page 32

R-204EWA PARTS LIST Note: The parts marked "∆" may cause undue microwave exposure. DESCRIPTION ELECTRIC PARTS 1- 1 1- 2 1- 3 1- 3 * 1- 4 * 1- 5 * 1- 5 * 1- 5 * 1- 6 * 1- 6 * 1- 6 1- 7 1- 7 *∆...capacitor (Interchangeable) Fan motor Fan motor (Interchangeable) Magnetron Magnetron (Interchangeable) Oven lamp Turntable motor Turntable motor (Interchangeable) Thermal cut-out 125˚C...

Service Manual - Page 33

...NO. 3. PACKING AND ACCESSORIES INTO THE OVEN CAVITY DOOR PROTECTION SHEET SPADPA580WRE0 6-3 OPERATION MANUAL 6-2 TURNTABLE TRAY MICROWAVE OVEN 6-1 TURNRABLE SUPPORT TOP PAD ASSEMBLY FPADBA387WRK0... x 6mm Special screw Screw : 4mm x 12mm Screw : 4mm x 8mm Special screw Screw : 4mm x 8mm Screw : 4mm x 8mm R-204EWA Q'TY 1 1 1 1 1 1 CODE AQ AF AC AC AD AF 2 AA 2 AB 1 AB 1 AA 5 AA 1 AA...