Sharp R-1506, R-1500, R-1505, R-1501 service manual Figure O-1. Oven Schematic-Off Condition

Page 11

NOTE: " " indicates components with potential above 250V.

CAVITY

MAGNETRON

THERMAL CUT-OUT

TEMPERATURE FUSE

 

 

 

 

 

 

 

 

R-1500

R-1501

R-1505

R-1506

SCHEMATIC

NOTE: CONDITION OF OVEN

1.DOOR CLOSED.

2.CLOCK APPEARS ON DISPLAY.

FUSE 20A

 

 

BLK

HOOD FAN

 

 

 

 

 

THERMAL

 

 

 

 

 

CUT OUT

 

 

 

 

 

GRN

 

 

 

 

 

 

120 V AC. GND

60 Hz

WHT

 

 

 

 

CONTROL UNIT

 

N.O.

COM.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E2

A5

 

RY4

 

 

 

 

 

DOOR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SENSING

B5

 

 

RY6

 

 

 

 

SWITCH

 

 

RY3

 

 

 

 

E1

 

 

 

 

 

 

RY2

 

High

 

 

 

 

 

 

 

 

 

 

 

 

SECONDARY

 

B7

 

N.C.

 

 

 

 

 

 

 

 

 

OVEN LAMP

INTERLOCK

 

B9

Low

 

 

 

RELAY

 

RELAY

 

 

 

 

RY1

 

 

 

 

HOOD

 

RY5

 

 

 

 

 

CAPACITOR

 

 

 

 

 

 

 

 

 

 

 

 

HOOD

A1

A3

B1

B3

N.O.

COM.

 

MOTOR

 

 

 

 

 

 

 

 

 

HOOD

 

LAMPOVEN

 

TURNTABLE MOTOR

FAN MOTOR

MONITOR SWITCH

 

LAMP

OL

 

TTM

 

FM

 

HL

HL

 

 

 

 

 

 

 

 

 

POWER

TRANSFORMER

MAGNETRON HIGH VOLTAGE

CAPACITOR

0.94F/ AC2300V

HIGH VOLTAGE

RECTIFIER

PRIMARY

INTERLOCK

SWITCH

Figure O-1. Oven Schematic-Off Condition

CAVITY

MAGNETRON

THERMAL CUT-OUT

TEMPERATURE FUSE

 

 

 

 

 

 

 

 

 

 

 

 

SCHEMATIC

NOTE: CONDITION OF OVEN

1.DOOR CLOSED.

2.COOKING TIME PROGRAMMED.

3.VARIABLE COOKING CONTROL "HIGH".

4."START" BUTTON PRESSED.

FUSE 20A

 

 

BLK

HOOD FAN

 

 

 

 

THERMAL

 

 

 

 

CUT OUT

 

 

 

 

GRN

 

 

 

 

 

120 V AC. GND

60 Hz

WHT

 

 

 

 

CONTROL UNIT

 

N.O.

COM.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E2

A5

 

RY4

 

 

 

 

 

 

B5

 

 

RY6

 

 

 

 

 

 

 

RY3

 

 

 

 

E1

 

 

 

 

 

 

RY2

 

High

 

 

 

 

 

 

 

 

 

 

 

 

SECONDARY

 

B7

 

N.C.

 

 

 

 

 

 

 

 

 

OVEN LAMP

INTERLOCK

 

B9

Low

 

 

 

RELAY

 

RELAY

 

 

 

 

RY1

 

 

 

 

HOOD

 

RY5

 

 

 

 

 

CAPACITOR

 

 

 

 

 

 

 

 

 

 

 

 

HOOD

A1

A3

B1

B3

N.O.

COM.

 

MOTOR

 

 

 

 

 

 

 

 

DOOR SENSING SWITCH

POWER

TRANSFORMER

HIGH VOLTAGE CAPACITOR

0.94F/ AC2300V

MAGNETRON

HOOD

LAMP

HL HL

OL

OVENLAMP

TTM

TURNTABLE MOTOR

FAN MOTOR

 

 

FM

PRIMARY

INTERLOCK

SWITCH

SWITCH

MONITOR

HIGH VOLTAGE RECTIFIER

Figure O-2. Oven Schematic-Cooking Condition

9

Image 11
Contents 1506 Table of ContentsBefore Servicing Dont Touch Before Servicing When the testing is completedLeakage test Microwave Measurement ProcedureRequirements Foreword Sharp PLAZA, MahwahOver the Range Microwave Oven 1500/ R-1501/ R-1505/ R-1506Grounding Instructions Product SpecificationGeneral Information DescriptionOven Diagram Light HI/ LO FAN HI/ LO Stop Clear Start Minute Plus Control PanelLevel OFF Condition Power Level P-0 to P-90 CookingOperation Description of Operating SequenceHorizontal Venting Ventilation Methods HOT AIR ExhaustVertical Venting AIR FlowFigure O-1. Oven Schematic-Off Condition Description and Function of Components Hood Lamp Troubleshooting GuideHood FAN Motor Possible Case Defective Parts Test Procedure ProblemPower Transformer Test Test ProceduresProcedure Letter Component Test Magnetron Assembly Test Microwave Output PowerHigh Voltage Capacitor Test Procedure Letter Component TestMagnetron Temperature Fuse Test High Voltage Rectifier TestSecondary Interlock Relay RY2 Primary Interlock Switch TestSecondary Interlock System Test Door Sensing Switch Monitor Switch TestHood FAN Motor Test Procedure Component Test LetterBlown Monitor Fuse Test Hood Thermal CUT-OUT TestWHT 3 Touch Control Panel Assembly TestBefore testing KEY Unit Test 1ST Stage 2ND Stage Procedure Letter Component Test Relay TestFoil Pattern on the Printed Wiring Board Test Defrost Center TestSteps Occurrence Cause or Correction QKITPB035LSI Touch Control Panel AssemblyDescription of LSI OUT Key strobe signal OUT Oven lamp, fan motor and turntable motor driving signalSignal synchronized with commercial power source frequency Internal clock oscillation frequency input settingHood motor driving signal Key strobe signalHood lamp driving signal Hood motor high / low driving signalServicing of Touch Control Panel Other PrecautionsServicing Shapes of Electronic ComponentsHood Exhaust Louver Removal Component Replacement and Adjustment ProcedureOuter Case Removal Power Transformer RemovalRe-install Pictorial DiagramThermal CUT-OUT Cavity Removal Magnetron RemovalHigh Voltage Rectifier and High Voltage Capacitor Removal Hood FAN Thermal CUT-OUT RemovalCooling FAN Motor Removal Temperature Fuse Magnetron RemovalTurntable Motor and Food Lamp Sockets Removal Positive Lock Connector NO-CASE Type RemovalControl Panel ASSEMBLY, Control Unit and KEY Unit Removal Positive lock connectorControl Unit and KEY Unit Removal Key unit locationDoor Assembly RE-INSTALL Door ReplacementAfter adjustment, check the following Door Assembly RemovalChoke Cover Door DisassemblyReplacement Door Frame AssemblyHigh Voltage Components Control UnitFigure S-2. Power Unit Circuit Unit CircuitDIP Cabinet Parts Parts ListParts marked * are used in voltage more than Electric PartsMiscellaneous Oven PartsDoor Parts Model Number HOW to Order Replacement PartsPacking and Accessories SCREWS,NUTS and WashersOven and Cabinet Parts Control Panel Parts Door Parts Miscellaneous Copyright 2001 by Sharp Corporation ALL Rights Reserved
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Manual 40 pages 37.06 Kb

R-1506, R-1501, R-1505, R-1500 specifications

The Sharp R-1500, R-1505, R-1501, and R-1506 are part of Sharp's extensive line of microwave ovens, showcasing advanced cooking technologies and user-friendly features that cater to the modern kitchen. These models are designed to provide convenience and efficiency while delivering consistent cooking results.

One of the standout features across these models is the use of Sharp's innovative microwave technology, which ensures even heating and cooking. This is achieved through a combination of advanced microwave distribution systems that help to minimize cold spots common in traditional microwaves. As a result, users can enjoy perfectly cooked meals, whether it's reheating leftovers or preparing a fresh dish.

Each model comes equipped with a variety of cooking presets that simplify meal preparation. These presets are tailored for a range of foods, including popcorn, pizza, vegetables, and baked goods. With just the press of a button, users can automatically adjust the cooking time and power level, making the cooking process intuitive and hassle-free.

The R-1500 and R-1505 models, in particular, offer a sleek and modern design that can seamlessly blend into any kitchen décor. The front-facing control panel is easy to read and navigate, while the spacious interior can accommodate larger dishes, making these models ideal for family meals or entertaining guests.

In addition to their cooking capabilities, these microwaves prioritize energy efficiency and safety. With features like a child lock function and an eco-mode, users can have peace of mind knowing that their appliance is safe for the entire family and environmentally conscious.

The R-1501 model adds additional versatility by including a grill function, allowing users to achieve that perfect crispiness on meats and vegetables. This feature enhances the range of cooking options available, making it suitable for those who enjoy grilling but may not have the outdoor space or equipment.

Lastly, the R-1506 combines the benefits of microwave cooking with user-friendly features such as a digital display and programmable timers. This model is particularly well-suited for busy households, as it allows for quick meal prep without sacrificing quality.

In summary, the Sharp R-1500, R-1505, R-1501, and R-1506 microwave ovens represent a blend of advanced technology, safety features, and user-convenience. They cater to a broad spectrum of cooking needs, from basic reheating to more complex meal preparations, all while maintaining a focus on efficiency and style.