R-480J

SCHEMATIC

 

NOTE: CONDITION OF OVEN

 

1. DOOR CLOSED.

 

2. CLOCK APPEARS ON DISPLAY.

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

 

 

 

L

240V/50Hz

BRN

FUSE

F10A

 

 

230-

 

 

 

G-Y

EARTH

 

BLU

 

 

 

N

NOISE SUPPRESSION COIL

CROSS CAPACITOR

0.068µ/AC250V

LINE

 

LINE BYPASS

CAPACITOR

0.0022µ/AC250V

LINE BYPASS

CAPACITOR

0.0022µ/AC250V

THERMAL CUT-OUT 145˚C

(MAGNETRON)

N.O. COM. COM. N.O.

 

 

 

 

 

 

 

RY-1

RY-2

 

 

 

 

2ND.

 

 

 

 

INTERLOCK

 

SWITCH

 

 

RELAY

AH

 

 

 

 

F3

SENSOR

 

 

 

 

 

 

 

A1

 

CONTROL

 

OL LAMPOVEN

FM MOTORFAN

MOTORTURNTABLE

MONITOR

 

 

 

 

 

UNIT

F2

 

 

TTM

 

 

 

 

 

 

 

A2

B1

B2

 

 

 

 

 

 

F1

 

 

 

 

 

 

 

 

 

 

 

 

2ND. INTERLOCK

 

 

 

 

 

 

RELAY CONTROL

 

 

 

 

 

 

SWITCH

 

 

 

 

 

 

THERMAL

1ST. LATCH

 

 

 

 

 

CUT-OUT

SWITCH

 

 

 

 

 

 

145˚C (OVEN)

 

 

 

 

 

 

 

POWER TRANSFORMER

H. V. FUSE 0.8A

CAPACITOR 1.13µ AC2300V

MAGNETRON

H.V. RECTIFIER

Figure O-1. Oven Schematic-OFF Condition

SCHEMATIC

NOTE: CONDITION OF OVEN

1.DOOR CLOSED.

2.COOKING TIME PROGRAMMED.

3.START KEY TOUCHED.

 

 

L

240V/50Hz

BRN

FUSE

F10A

 

 

230-

 

 

 

G-Y

EARTH

 

BLU

 

 

 

N

NOISE SUPPRESSION COIL

CROSS CAPACITOR

0.068µ/AC250V

LINE

 

 

 

THERMAL

 

 

 

 

 

 

 

 

 

 

 

CUT-OUT 145˚C

 

 

 

 

 

 

 

 

 

 

 

(MAGNETRON)

 

 

 

 

 

 

 

 

 

 

CAPACITOR 0.0022µ/AC250V

N.O.

COM.

COM.

N.O.

 

 

 

 

 

LINEBYPASS

 

RY-1

RY-2

 

 

 

 

 

 

SWITCH

 

 

 

 

2ND.

 

 

 

 

 

 

 

 

 

 

 

INTERLOCK

 

 

 

 

 

 

 

 

 

 

RELAY

 

AH

 

 

 

 

 

 

 

 

 

 

F3

SENSOR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BYPASSLINE

CAPACITOR 0.0022µ/AC250V

A1

 

CONTROL

 

 

OL

LAMPOVEN

FM MOTORFAN

MOTORTURNTABLE

MONITOR

 

 

 

 

 

 

 

 

UNIT

F2

 

 

 

 

TTM

 

 

 

 

 

 

 

 

 

 

 

 

 

A2

B1

B2

 

 

 

 

 

 

 

 

 

 

F1

 

 

 

 

 

 

 

 

 

2ND. INTERLOCK

 

 

 

 

 

 

 

 

 

 

RELAY CONTROL

 

 

 

 

 

 

 

 

 

 

SWITCH

 

 

 

 

 

 

 

 

 

 

THERMAL

1ST. LATCH

 

 

 

 

 

 

 

 

 

CUT-OUT

SWITCH

 

 

 

 

 

 

 

 

 

 

145˚C (OVEN)

 

 

 

 

 

 

 

 

 

POWER TRANSFORMER

MAGNETRON

H. V. FUSE

 

0.8A

 

CAPACITOR

RECTIFIER

1.13µ

AC2300V

 

H.V.

Figure O-2. Oven Schematic-Cooking Condition

29

Page 31
Image 31
Sharp R-480J service manual Figure O-1. Oven Schematic-OFF Condition

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.