Daewoo KOR-630A0A State Point Relay 2 on, Gnd, Relay 2 OFF, State Point Relay 1 on, Relay 1 OFF

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3. When there is no microwave oscillation

1) When touching START pad, oven lamp does not turn on.

Fan motor do not rotate, but cook indicator in display comes on.

*Cause : RELAY 2 does not operate. → refer to Circuit Diagram (Point 3)

-Check method

STATE

POINT

A

B

 

 

 

 

RELAY 2 ON

 

-5VDC

GND

RELAY 2 OFF

GND

-12VDC

2) When touching START pad, oven lamp turns on.

Fan motor and turntable rotate and cook indicator in display comes on.

*Cause : RELAY 1 does not operate. → refer to Circuit Diagram (Point 2) - Check method

STATE

POINT

A

B

 

 

 

 

RELAY 1 ON

 

-5VDC

GND

RELAY 1 OFF

GND

-12VDC

4.When the door is opened during operation, the count down timer does not stop.

→refer to Circuit Diagram (Point 1) -Check method

STATE

POINT

A

B

 

 

 

 

1) DOOR OPEN

 

OPEN

-5VDC

2) DOOR CLOSED

CLOSE

GND

CHECK NO

METHOD

REMEDY

 

 

 

1

Check the stage (ON, OFF) of the door open monitor switch by

Replace door open monitor

 

resistance measurement.

switch.

 

 

 

5.When the digital clock does not operate properly.

→ refer to Circuit Diagram (Point 5)

POINT

A

WAVE FORM

T:16.7ms(60Hz)

* If clock does not keep exact time, you must check resistor R15, 16 zener diode ZD1.

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Contents Microwave Oven Table of Contents For Safe Operation Safety and PrecautionsKOR-630A0A, KOR-630A1A KOR-860A0A, KOR-860A1A SpecificationsExternal View Outer DimensionFeature Diagram Control Panel Leave space behind and side InstallationOperations and Functions Wattage output chartDisassembly and Assembly To remove cabinet Part Code Part Name Description REF no Part Code Part Name Description ’TY RemarkPage To remove control panel parts To remove high voltage capacitor To remove wind guide assembly Adjustment Interlock Mechanism and AdjustmentCheck Result Trouble Shooting GuideCheck Relay RY1 Continuity of the membrane Touch Assembly Programming Measurement and Test Measurement of the Microwave Power OutputProcedure Microwave Radiation Test ProceduresHigh voltage transformer Component Test ProcedureWiring Diagram KOR-630A1A/KOR-860A1A Printed Circuit Board Circuit Check ProcedureCheck Point Remark Measure Point Wave Form Remedy RemarkMeasure Point GND State Point Relay 2 onRelay 2 OFF State Point Relay 1 onPCB Circuit Diagram C.B. Location no Name Symbol Specification Part Code QTYCapacitor Elec EC1 50V RS IMF Wire Copper SJ1,SJ3 TIN Coating Door Assembly Exploded View and Parts ListPart Code Part Name Description QTY CONTROL-PANEL AS KOR-860AOA CONTROL-PANEL AS Total ASSEMBLYKOR-630A1A/860A1A Special Screw T1 TRS 4*10 SE Mfzn KOR-860A1A

KOR-630A0A, KOR-630A1A, KOR-630A9A specifications

The Daewoo KOR-630 series of microwave ovens, including models KOR-630A9A, KOR-630A1A, and KOR-630A0A, represent a blend of innovative technology and user-friendly designs tailored for modern cooking needs. This range positions itself as a reliable choice for households seeking efficiency and performance.

One of the standout features of the KOR-630A9A, KOR-630A1A, and KOR-630A0A is their impressive power output. These models typically offer a microwave power of around 900 watts, ensuring quick heating and cooking times, which is essential for busy lifestyles. This power allows users to defrost, reheat, and cook meals in a fraction of the time compared to conventional methods.

The KOR-630 series incorporates advanced cooking technologies, including multiple power levels. This flexibility allows for precise cooking control, enabling users to select the ideal power output for various tasks, from gentle defrosting to robust cooking. Additionally, the ovens come equipped with various automatic cooking programs designed to simplify meal preparation. These pre-set options take the guesswork out of cooking, making it incredibly convenient for users of all skill levels.

In terms of design, the KOR-630 models boast a sleek and modern aesthetic that complements any kitchen decor. The user-friendly control panel features intuitive buttons and rotary dials, making it easy to navigate settings and adjust cooking times. The interior space is designed with practicality in mind, allowing for the accommodation of larger dishes, and features a durable and easy-to-clean surface.

Another key characteristic of the KOR-630 series is its safety features. Child safety locks are incorporated into the design, providing peace of mind for families with young children. Additionally, the ovens are built with an efficient cooling system, which helps prevent overheating during operation, contributing to both user safety and appliance longevity.

Overall, the Daewoo KOR-630A9A, KOR-630A1A, and KOR-630A0A microwave ovens demonstrate a commitment to quality, performance, and innovation. They succeed in enhancing the cooking experience while prioritizing convenience and safety, making them an excellent addition to any kitchen. Whether for reheating leftovers, defrosting frozen ingredients, or cooking meals from scratch, this series offers versatile solutions that cater to a wide range of cooking needs.
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