Viking CDMOS200, CVMOS200 service manual Schematic Door Closed Clock Appears on Display

Page 12

CDMOS200

DMOS200

VMOS200

CVMOS200

SCHEMATIC

NOTE: CONDITION OF OVEN

1.DOOR CLOSED

2.CLOCK APPEARS ON DISPLAY

P R IMAR Y

S W IT C H

S E C O NDAR Y S W IT C H

C O M.

N. O .

C O M.

N. O .

H

120V AC

N

 

60 Hz

 

G R N

O R

 

 

 

 

O N

 

 

 

MO NIT F US E

 

 

C AP AC IT O R

125V

MAG NE T R T E MP . F US E

 

 

 

 

 

 

 

 

ILOCNIOSSERPUPS

ROITACAPCSSORC 250V/AC22uF0.

 

YBLINEP AS S

0033uF0. /AC

AVCIT Y MPET .

 

 

 

 

 

 

 

 

 

F USE

 

 

 

 

 

 

 

A1

 

 

NO IS E

LINE

 

IT O R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AP AC

125V

 

 

 

 

 

 

 

S C

/AC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B Y P AS

0033uF

 

 

 

 

 

 

 

LINE

0.

 

 

 

 

O L T T M F M

 

 

 

 

 

DO O R

 

 

 

 

 

S E NS ING

 

 

 

 

 

S W IT C H

 

 

 

 

N. O .

C O M.

 

C O M.

 

 

B 1

 

 

 

B 2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A2

(R Y -2)

(R Y -1)

S E C O NDAR Y

INT E R LO C K

R E LAY

C O NT R O L UNIT

N. O .

C AP AC IT O R 1. 0µF

AC 2300V

P O W E R

T R ANS F O R ME R

N. C .

MO NIT O R

S W IT C H

C O M.

H . V . R E C T IF IE R

MAG NE T R O N

C O M.

NO IS E F ILT E R UNIT

Figure O-1 Oven Schematic - Off Condition

SCHEMATIC

NOTE: CONDITION OF OVEN

1.DOOR CLOSED

2.COOKING TIME PROGRAMMED

3.VARIABLE COOKING CONTROL "HIGH"

4."START" PAD TOUCHED

P R IMAR Y

 

S E C O NDAR Y

 

S W IT C H

 

S W IT C H

N. O .

C O M.

N. O .

C O M.

 

H

120V AC

N

 

60 Hz

 

G R N

O R

 

 

 

 

O N

 

 

 

MO NIT F US E

 

 

C AP AC IT O R

125V

MAG NE T R T E MP . F US E

 

 

 

 

 

 

 

 

ILOCNIOSSERPUPS

ROITACAPCSSORC 250V/AC22uF0.

 

YBLINEP AS S

0033uF0. /AC

AVCIT Y MPET .

 

 

 

 

 

 

 

 

 

F USE

 

 

 

 

 

 

 

A1

 

 

NO IS E

LINE

 

IT O R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AP AC

125V

 

 

 

 

 

 

 

S C

/AC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B Y P AS

0033uF

 

 

 

 

 

 

 

LINE

0.

 

 

 

 

O L T T M F M

 

 

 

 

 

DO O R

 

 

 

 

 

S E NS ING

 

 

 

 

 

S W IT C H

 

 

 

 

N. O .

C O M.

 

 

 

 

 

 

 

 

 

 

 

C O M.

 

 

B 1

 

 

 

B 2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A2

(R Y -2)

(R Y -1)

S E C O NDAR Y

INT E R LO C K

R E LAY

C O NT R O L UNIT

N. O .

AH S E NS O R

N. C .

MO NIT O R

S W IT C H

C O M.

C AP AC IT O R 1. 0µF

AC 2300V

P O W E R

T R ANS F O R ME R

H . V . R E C T IF IE R

MAG NE T R O N

C O M.

NO IS E F ILT E R UNIT

Figure O-2 Oven Schematic - Cooking Condition

10

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Contents Table of Contents Models CDMOS200 VMOS200Before Servicing CDMOS200 VMOS200 CVMOS200 When the testing is completed Before ServicingMicrowave Measurement Procedure Canada Leakage test with enclosure installedRequirements Leakage test without enclosureMicrowave Measurement Procedure USA Leakage testIf provided, Vent Hood, Fan assembly, Cooling Fan Motor Viking Range CorporationMicrowave Ovens DMOS200 CDMOS200 VMOS200 CVMOS200 Foreword Specification General InformationDescription Grounding InstructionsOven Diagram Move the Round Grounding Prong from this PlugVMOS200 model shown Power Level P-0 to P-90 Cooking OperationDescription of Operating Sequence OFF ConditionSensor Cooking Condition Cooking SequenceSchematic Door Closed Clock Appears on Display Imar Y IT C H C O Ndar Y S W IT C HDescription and Function of Components Troubleshooting Guide Test Procedures Test ProcedureProblem Procedure Letter Component Test Magnetron Assembly TestProcedure Letter Component Test Microwave Output PowerPower Transformer Test Procedure Letter Component Test High Voltage Rectifier Test Cavity Temperature Fuse TestMagnetron Temperature Fuse Test High Voltage Capacitor TestDoor Sensing Switch Monitor Switch TestSecondary Interlock System Test Secondary Interlock Relay RY2Touch Control Panel Assembly Test Before testingBlown Monitor Fuse Test Test Procedures KEY Unit TestWeight 1ST Stage 2ND Stage Level Time Relay TestCompu Defrost Test Occurrence Cause or Correction Steps Occurrence Cause or CorrectionTesting Method for AH Sensor and /OR Control Unit AH Sensor TestChecking the initial sensor cooking condition Water load cooking testProcedure Letter Component Test Checking Control Unit Procedure Letter Component Test Noise Filter Test Measuring Point Indication of OHM-METERTouch Control Panel Assembly LSIIXA098DR Signal synchronized with commercial power source frequency Key strobe signalSignal coming from touch key Signal similar to P17Power source voltage GND0V Internal clock oscillation frequency control input settingPin No AH sensor inputSegment data signal Common data signal COM10SEG COM7 OUTAbsolute Humidity Sensor Circuit Structure of Absolute Humidity SensorOther Precautions Touch Control Panel ServicingServicing Tools Component Replacement and Adjustment Procedure Outer Case RemovalPower Transformer Removal Re-installHigh Voltage Rectifier and High Voltage Capacitor Removal Magnetron RemovalPositive Lock Connector NO-CASE Type Removal Control Panel Assembly RemovalOven Lamp and Lamp Socket Removal Turntable Motor RemovalAH Sensor Replacement RE-INSTALLCooling FAN Motor Removal RemovalDoor Replacement After adjustment, check the followingAfter any service, make sure of the following InstallationSealer Film Diagram HIG H Voltag E C OmponeFigure S-2 Power Unit Circuit Circuit Figure S-3 CPUUnitFigure S-5 Printed Wiring Board of Power Unit Parts List Electric PartsCabinet Parts Control Panel PartsDoor Parts MiscellaneousSCREWS,NUTS and Washers Oven and Cabinet Parts Control Panel Parts Door Parts Miscellaneous Packing and Accessories Copyright 2002 by Viking
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CVMOS200, CDMOS200, DMOS200, VMOS200 specifications

The Viking VMOS200, DMOS200, CDMOS200, and CVMOS200 are advanced products designed for telecommunications and power management applications. Each model showcases unique features and technologies that make them stand out in their respective fields.

The VMOS200 is built on the vertical MOSFET technology, allowing for optimized performance in high-power applications. This device excels in switching capabilities and minimizing conduction losses, leading to improved efficiency. The VMOS200 is ideal for use in power amplifiers and high-frequency applications, where reliable performance and thermal stability are crucial. Its rugged design ensures that it can withstand harsh environments, making it a preferred choice for industrial and aerospace applications.

Next, the DMOS200 employs a double-diffused MOSFET technology, which enhances its thermal performance and power handling capabilities. This model is particularly effective in low-voltage applications where efficiency is paramount. The DMOS200 features a low on-resistance characteristic, allowing for reduced energy loss during operation. Its fast switching speed enables high-frequency operation, making it suitable for RF amplifiers and motor drives.

The CDMOS200 introduces a charge-balanced design, optimizing the allocation of charge carriers within the device to minimize heat generation and improve efficiency. This model is tailored for demanding applications in communications where signal integrity and power efficiency are critical. With its high breakdown voltage and robust construction, the CDMOS200 can handle more demanding operational conditions, making it popular in cellular and satellite communication systems.

Lastly, the CVMOS200 combines the advantages of vertical and charge-balanced technologies, offering a versatile solution for a broad range of applications. This hybrid design provides high efficiency, exceptional reliability, and enhanced thermal management. The CVMOS200 is particularly well-suited for switching power supplies and audio amplification. Its compact footprint allows for integration into space-constrained designs while maintaining high performance.

In summary, the Viking series of devices—VMOS200, DMOS200, CDMOS200, and CVMOS200—offer a range of features, technologies, and characteristics tailored to meet the demands of modern power electronics and telecommunications. With their robust designs, high efficiency, and adaptability to various applications, these devices are integral components for engineers and designers looking to create cutting-edge technological solutions.
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