Sharp R-280CR(S)
Sharp Solo Microwave User Manual
Model: R-280CR(S)
1. Introduction and Overview
Thank you for purchasing the Sharp Solo Microwave. This manual provides important information regarding the safe operation, installation, maintenance, and troubleshooting of your new appliance. Please read it thoroughly before use and keep it for future reference.
This 28-liter microwave oven with 1100 watts of power is designed for efficient and convenient cooking. It features a digital touch control panel, multiple automatic cooking menus, and various power levels to suit your culinary needs.

Figure 1: Sharp Solo Microwave Model R-280CR(S)
2. Safety Instructions
Always follow basic safety precautions when using electrical appliances to reduce the risk of fire, electric shock, injury to persons, or exposure to excessive microwave energy.
- Do not operate the microwave oven when empty.
- Do not heat liquids or other foods in sealed containers as they are liable to explode.
- Do not use metal containers or foil in the microwave, as this can cause arcing and damage the appliance.
- Close supervision is necessary when the microwave oven is used by or near children.
- Ensure proper ventilation around the appliance.
- Never attempt to repair or modify the microwave yourself. Contact qualified service personnel.
- The microwave is equipped with a Child Safety Lock feature to prevent accidental operation by children.
3. Product Features
- Capacity: 28 Liters
- Microwave Power: 1100 Watts
- Control Panel: Digital Touch Control with Memory Function
- Automatic Cooking Menus: 9 pre-set menus for various dishes
- Power Levels: 11 adjustable power levels
- Cooking Modes: Two-stage sequential cooking
- Defrost Functions: Time Defrost and Speed Defrost
- Energy Saving Mode: For reduced power consumption
- Interior Features: Built-in interior lamp
- Timer: Cooking timer with end-of-cooking signal
- Safety: Child Safety Lock
- Design: Silver finish with a sleek glass door
4. Setup
- Unpacking: Carefully remove the microwave oven and all packing materials from the carton. Check for any damage.
- Placement: Place the microwave on a flat, stable surface that can support its weight. Ensure there is adequate space for ventilation: at least 20 cm (8 inches) above, 10 cm (4 inches) at the rear, and 5 cm (2 inches) on each side. Do not block any ventilation openings.
- Power Connection: Plug the power cord into a grounded electrical outlet. Ensure the voltage matches the appliance's requirements (1100 Watts).
- Initial Cleaning: Before first use, wipe the interior and exterior with a damp cloth.
5. Operating Instructions
Basic Microwave Cooking
- Place food in a microwave-safe container.
- Close the microwave door securely.
- Press the 'Microwave' button to select the power level (11 levels available).
- Use the numeric keypad to enter the desired cooking time.
- Press 'Start' to begin cooking.
Automatic Cooking Menus (9 Menus)
The microwave features 9 pre-programmed automatic cooking menus for common foods. Refer to the control panel for specific menu options. To use:
- Place food in the microwave.
- Select the desired automatic menu by pressing the corresponding button or cycling through options.
- Adjust the quantity/weight if prompted.
- Press 'Start'.
Defrost Function
The microwave offers two defrost options:
- Time Defrost: Enter the desired defrosting time.
- Speed Defrost: Select the food type and weight, and the microwave will automatically calculate the defrosting time.
Child Safety Lock
To activate the child safety lock, press and hold the 'Stop/Cancel' button for a few seconds until a lock indicator appears on the display. To deactivate, repeat the process.
6. Maintenance and Cleaning
Regular cleaning and maintenance will ensure the longevity and optimal performance of your microwave oven.
- Interior: After each use, wipe the interior with a damp cloth to remove food splatters. For stubborn stains, use a mild detergent. Do not use abrasive cleaners or scouring pads.
- Exterior: Clean the exterior surface with a soft, damp cloth. Avoid getting water into the ventilation openings.
- Turntable: The glass turntable can be removed for cleaning. Wash it in warm, soapy water or in a dishwasher. Ensure it is completely dry before placing it back in the microwave.
- Door Seal: Keep the door seal and adjacent parts clean to ensure a proper seal.
- Always unplug the microwave before cleaning.
7. Troubleshooting
If you encounter any issues with your microwave, please refer to the following common problems and solutions before contacting service.
| Problem | Possible Cause | Solution |
|---|---|---|
| Microwave does not start | Power cord not plugged in; Door not closed properly; Child lock activated. | Ensure plug is secure; Close door firmly; Deactivate child lock. |
| Food not heating | Incorrect power level or cooking time; Door not closed properly. | Adjust power and time; Ensure door is fully latched. |
| Unusual noise during operation | Turntable not correctly placed; Foreign object inside. | Re-position turntable; Check for and remove any obstructions. |
| Display shows error code | Internal malfunction. | Unplug the unit for 1 minute, then plug back in. If error persists, contact service. |
8. Specifications
| Feature | Specification |
|---|---|
| Brand Name | Sharp |
| Model Information | R-280CR(S) |
| Product Dimensions (D x W x H) | 39 x 51 x 31 cm |
| Item Weight | 16 Kilograms |
| Efficiency | A+ |
| Capacity | 28 Liters |
| Installation Type | Countertop |
| Special Features | Advanced programming options |
| Oven Cooking Mode | Microwave |
| Color | Silver |
| Power | 1100 Watts |
| Defrosting | Automatic defrost, Manual defrost |
| Material Type | Silver |
| Inner Material Type | Stainless Steel |
| Included Components | Roller ring |
| Batteries Required? | No |
| Country of Origin | Egypt |
9. Warranty and Support
Your Sharp Solo Microwave Model R-280CR(S) comes with a full free warranty for two years from the date of purchase. This warranty covers manufacturing defects and ensures peace of mind.
For warranty claims, technical support, or any service-related inquiries, please contact Sharp's authorized service center in your region. Keep your purchase receipt as proof of purchase for warranty validation.
For further assistance, please refer to the contact information provided with your product packaging or visit the official Sharp website for your country.
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