Sharp R-480J Terminal to change cooking input according to the Model, Common data signal COM8

Page 21

R-480J

Pin No.

Signal

I/O

 

 

Description

 

 

63-66

AIN3-AIN0

IN

Terminal to change cooking input according to the Model.

 

 

 

 

By using the A/D converter contained in the LSI, DC voltage in accordance with the Model

 

 

 

in operation is applied to set up its cooking constant.

 

 

 

 

 

 

 

 

67

COM8

OUT

Common data signal : COM8.

Connected to LCD signal COM8.

 

 

 

 

 

 

 

. 68

COM9

OUT

Common data signal : COM7.

Connected to LCD signal COM7.

 

 

 

 

 

 

 

69

COM10

OUT

Common data signal : COM6.

Connected to LCD signal COM6.

 

 

 

 

 

 

 

70

COM11

OUT

Common data signal : COM5.

Connected to LCD signal COM5.

 

 

 

 

 

 

 

71

COM12

OUT

Common data signal : COM4.

Connected to LCD signal COM4.

 

 

 

 

 

 

 

72

COM13

OUT

Common data signal : COM3.

Connected to LCD signal COM3.

 

 

 

 

 

 

 

73

COM14

OUT

Common data signal : COM2.

Connected to LCD signal COM2.

 

 

 

 

 

 

 

74

COM15

OUT

Common data signal : COM1.

Connected to LCD signal COM1.

 

 

 

 

 

 

 

 

 

 

 

75-102

SEG67-SEG40

OUT

Terminal not used.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

103-142

SEG39-SEG0

OUT

Segment data signal.

 

 

 

 

 

 

 

 

 

Connected to LCD.

 

 

 

 

 

 

 

 

 

The relation between signals and LCD are as follows:

 

 

 

 

 

LSI signal (Pin No.)

LCD segment

LSI signal (Pin No.)

LCD segment

 

 

 

SEG 39 (103)

SEG

1

SEG 19 (123)

SEG 21

 

 

 

SEG 38 (104)

SEG

2

SEG 18 (124)

SEG 22

 

 

 

SEG 37 (105)

SEG

3

SEG 17 (125)

SEG 23

 

 

 

SEG 36 (106)

SEG

4

SEG 16 (126)

SEG 24

 

 

 

SEG 35 (107)

SEG

5

SEG 15 (127)

SEG 25

 

 

 

SEG 34 (108)

SEG

6

SEG 14 (128)

SEG 26

 

 

 

SEG 33 (109)

SEG

7

SEG 13 (129)

SEG 27

 

 

 

SEG 32 (110)

SEG

8

SEG 12 (130)

SEG 28

 

 

 

SEG 31 (111)

SEG

9

SEG 11 (131)

SEG 29

 

 

 

SEG 30 (112)

SEG 10

SEG 10 (132)

SEG 30

 

 

 

SEG 29 (113)

SEG 11

SEG

9 (133)

SEG 31

 

 

 

SEG 28 (114)

SEG 12

SEG

8 (134)

SEG 32

 

 

 

SEG 27 (115)

SEG 13

SEG

7 (135)

SEG 33

 

 

 

SEG 26 (116)

SEG 14

SEG

6 (136)

SEG 34

 

 

 

SEG 25 (117)

SEG 15

SEG

5 (137)

SEG 35

 

 

 

SEG 24 (118)

SEG 16

SEG

4 (138)

SEG 36

 

 

 

SEG 23 (119)

SEG 17

SEG

3 (139)

SEG 37

 

 

 

SEG 22 (120)

SEG 18

SEG

2 (140)

SEG 38

 

 

 

SEG 21 (121)

SEG 19

SEG

1 (141)

SEG 39

 

 

 

SEG 20 (122)

SEG 20

SEG

0 (142)

SEG 40

 

 

 

 

 

 

143

COM7

OUT

Common data signal : COM9.

Connected to LCD signal COM9.

 

 

 

 

 

 

 

144

COM6

OUT

Common data signal : COM10.

Connected to LCD signal COM10.

 

 

 

 

 

 

 

 

 

 

 

19

Image 21
Contents Microwave Oven Model R-480J Table of Contents480J Microwave Oven Sharp Corporation OSAKA, Japan480J General Important InformationGeneral Information Product SpecificationsDescription This Appliance Must be EarthedTouch Control Panel Appearance ViewOFF Condition Operation SequenceMicrowave Cooking Condition Variable CookingPower Output Reduction Cooking SequenceSensor Instant Reheat Function of Important Components Servicing Troubleshooting GuideRemember to Check 3D Remember to Check 4RProblem Test Procedure Possible Cause Defective PartsTest Procedures Procedure Component Test Letter Magnetron TestMicrowave Output Power 1 litre water load Power Transformer Test Test Procedures Letter Component TestHigh Voltage Rectifier Assembly Test High Voltage Capacitor TestSwitch Test Procedure Component Test LetterNoise Filter Test Carry OUT 3D Checks Thermal CUT-OUT TestTouch Control Panel Assembly Test Blown Fuse F10A Carry OUT 3D ChecksHigh Voltage Fuse Test Relay Test KEY Unit TestOmif Carry OUT 3D Checks Steps Occurrence Cause or CorrectionAH Sensor Test Checking the initial sensor cooking conditionTesting Method for AH Sensor AND/OR Control Unit Test Procedures LetterChecking Control Unit Sensor Dummy Resistor CircuitIndicator Circuit Reset CircuitPower Source Circuit Synchronizing Signal CircuitLSI Signal coming from touch key Pin No Signal DescriptionSignal similar to P17 Power source voltage GND0VCommon data signal COM7 Common data signal COM8Common data signal COM6 Common data signal COM5Structure of Absolute Humidity Sensor Absolute Humidity Sensor CircuitTouch Control Panel Servicing Other PrecautionsShapes of Electronic Components Servicing of Touch Control PanelComponent Replacement and Adjustment Procedure Power Transformer RemovalOuter Case Removal HOW to RE-INSTALL the Turntable Motor Cover Positive Lock Connector NO-CASE Type RemovalMagnetron Removal Turntable Motor RemovalCPU Unit and Power Unit Control Panel Assembly RemovalInstallation Oven Lamp and Lamp Socket RemovalAfter adjustment, check the following Power Supply Cord ReplacementRear View Side ViewRE-INSTALL Door ReplacementRemoval View back side of door frameAfter any service, make sure of the following InstallationSealer Film Microwave Measurement Preparation for TestingRequirement Holaday HI Simpson 380MFigure O-1. Oven Schematic-OFF Condition High Voltage Components Figure S-1. Pictorial DiagramFigure S-2. Power unitl Circuit FigureS3.CPU UnitZD1 SP1 VRB RY2 CN CCN a CN D D10 RY1 RY3 TTMParts List Miscellaneous Packing and AccessoriesSCREWS, Nuts and Washers Not replaceable items84-21 Control Panel Parts Door Parts Miscellaneous Copyright 2004 by Sharp Corporation ALL Rights Reserved

R-480J specifications

The Sharp R-480J is a notable microwave oven that combines advanced technology with practical design, catering to both everyday cooking needs and more complex culinary tasks. This model is designed for consumers seeking reliability and efficiency in their kitchen appliances.

One of the standout features of the Sharp R-480J is its powerful 900-watt output. This high wattage allows for faster cooking times, making meal preparation a breeze. The microwave also offers multiple power levels, which provides the user with the flexibility to cook a variety of dishes. Whether you are reheating leftovers, defrosting meats, or cooking fresh vegetables, the R-480J delivers consistent and thorough results.

The microwave is equipped with a spacious interior, accommodating larger dishes with ease. Its turntable design ensures even cooking by allowing food to rotate during the cooking process. This feature minimizes cold spots in the food, ensuring that meals are heated uniformly.

User-friendliness is a key aspect of the Sharp R-480J. The appliance comes with an intuitive control panel featuring pre-programmed settings for common food items such as popcorn, pizza, and dinner plates, making it easy for users to select the right cooking time and power level with just a few button presses. Additionally, the digital display shows cooking times and power levels clearly, enhancing the overall cooking experience.

The R-480J also incorporates advanced sensor cooking technology. This innovative feature detects humidity levels emitted by food and adjusts cooking time accordingly. This means users can achieve perfect results without constantly monitoring the microwave, allowing for greater convenience and efficiency in daily cooking.

Moreover, the microwave's sleek and modern design fits well into various kitchen aesthetics. Its easy-to-clean surfaces minimize maintenance efforts, while the compact build allows it to be placed in smaller kitchens without taking up too much space.

In conclusion, the Sharp R-480J microwave oven stands out for its powerful performance, user-friendly features, and practical design. Its combination of high wattage, multiple power levels, and sensor cooking technology makes it a versatile appliance for any kitchen. Whether tackling daily meals or experimenting with new recipes, the R-480J is equipped to meet diverse cooking needs with ease and efficiency.