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Question posted by Anonymous-118783 on August 20th, 2013

Why Are A1 A2 A3 A4 Numbers Flashing//

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Related Samsung MW1150WA Manual Pages

Service Manual - Page 1

Schematic Diagrams SEA MICROWAVE OVEN MW1150WA SERVICE Manual MICROWAVE OVEN CONTENTS 1. Specifications 3. Precaution 2. Alignment and Adjustments 6. Disassembly and Reassembly 5. Operating Instructions 4. Exploded Views and Parts List 8. PCB Diagrams 9. Trouble 7.

Service Manual - Page 2

... connections. (d) Any defective or misadjusted components in the interlock, monitor, door seal, and microwave generation and transmission systems shall be repaired, replaced, or adjusted by procedures described in this manual before the oven is released to the owner. (e) A Microwave leakage check to verify compliance with the Federal performance standard should be performed on...

Service Manual - Page 3

... defeat any semiconductor components or assemblies, drain the electrostatic charge from your body by static electricity. Some semiconductor ("solid state") devices are replaced. 1. Although the microwave oven is especially important for devices and radiological health immediately. 4. Make sure that all of its assemblies, be done in accordance with the procedures described in...

Service Manual - Page 4

... checking the continuity of the high-voltage capacitor to to the oven chassis. (Use a screwdriver.) 3. NOTE : Connect the oven to the high voltage capacitor terminal by shading, or . 19. When connecting the oven to measure any components or wiring, always unplug the oven and discharge the high voltage capacitor (See Figure 1-1) 2. this includes the...

Service Manual - Page 5

Specifications 2-1 Table of Specifications TIMER POWER SOURCE POWER CONSUMPTION OUTPUT POWER OPERATING FREQUENCY MAGNETRON COOLING METHOD OUTSIDE DIMENSIONS NET WEIGHT SHIPPING WEIGHT 99 MINUTES 99SECONDS 120V 60Hz, AC MICROWAVE : 1,550W FROM 110W 1100W ( 10 LEVEL POWER ) 2,450MHz OM75PH(31)ESS COOLING FAN MOTOR 2019/32(W) x 1145/64(H) x 164/1(D) 33 lbs. 36 lbs. 2.

Service Manual - Page 7

...: When removing the magnetron, make sure the gasket is in one assembly). 1. Reconnect the leads correctly and firmly. Discharge the high voltage capacitor. 2. Remove the oven lamp by rotating to pull out from hole of Magnetron, Motor Assembly and Lamp Remove the magnetron including the shield case, permanent magnet, choke coils...

Service Manual - Page 9

... direction necessary for proper installation and adjustment so as the control circuit board, blower motor or high voltage transformer is not mounted properly, microwave energy may leak from the space between the inner door surface and oven front surface. Take out the glass tray, guide roller from the power source. 2. Turn the...

Service Manual - Page 11

... and magnetron case should indicate one ohm or less. 4. The low voltage transformer is present at the high voltage terminals during any oven components or wiring, always unplug the oven from the circuit by disconnecting its power source and discharge the high voltage capacitor. 5-1 High Voltage Transformer 1. Remove the low voltage transformer...

Service Manual - Page 12

...from the main circuit by pulling the door assembly. Operate the microwave oven with the meter set to the oven assembly, adjust the Latch Body by following switches: Primary and ...directions). Check continuity of Primary switch Secondary switch and Monitor switch to use the correct part number for a short time, and then indicates 9M . 3. Completely tighten the screws holding ...

Service Manual - Page 13

...; After moving the water into another glass vessel, place it in the temperature rise. Set the oven to 10.5°C at 'HIGH'. This will lower the magnetron output. NOTE 1: Variations or errors...10±1° C). 3. The output power of Magnetron CAUTION MICROWAVE RADIATION PERSONNEL SHOULD NOT ALLOW EXPOSURE TO MICROWAVE RADIATION FROM MICROWAVE GENERATOR OR OTHER PARTS CONDUCTING...

Service Manual - Page 14

...;5°C(68±9°F) water in a beaker which is graduated to 600cc, and place the beaker in the center of the oven. 3. Remove the outer panel. 2. 5-10 Procedure for Measurement of Microwave Energy Leakage 1) Pour 275±15cc of 20±5° C(68±9° F) water in a beaker which is graduated to...

Service Manual - Page 15

...WORKING ON IT TO DISCHARGE ANY STATIC CHARGE BUILT UP. 6-1 Electrical Malfunction SYMPTOM CAUSE CORRECTIONS Oven is not in-Sequence 2. Open or loose lead wire harness 2. Check Ass'y PCB when...OR THE CONTROL CIRCUIT BOARD, SINCE STATIC DISCHARGE MAY DAMAGE IT. Open low voltage transformer 4. Oven does not accept key input (Program) 1. Fuse is defective. Open or loose connection of ...

Service Manual - Page 16

...Adjust door and latch switches. Loose screws on 1. 6-1 Electrical Maltunction(continved) SYMPTOM CAUSE CORRECTIONS Oven lamp and fan motor turn on H.V.Transformer 3. Misadjustment or loose wiring of microwave due to operate. Defective turntable motor. Replace turntable motor. Oven stops operation during cooking 1. Metallic ware or cooking dishes touching on when plugged in...

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