53Taking Care of the Tablet PCLocation Guidelines For optimal performance, use the Tablet PC where the recommendedtemperature is between 0 °C (32 °F) and 50 °C (122 °F). (Actual operatingtemperature depends on product specifications.) Avoid placing the Tablet PC in a location subject to high humidity,extreme temperatures, mechanical vibration, direct sunlight, or heavydust. Using in extreme environments for long periods can result inproduct deterioration and a shortened product life. Operating in an environment with metallic dust is not allowed. Place the Tablet PC on a flat and steady surface. Do not stand the TabletPC on its side or store it in an upside-down position. A strong impact bydropping or hitting may damage the Tablet PC. Do not cover or block any ventilation openings on the Tablet PC. Forexample, do not place the Tablet PC on a bed, sofa, rug, or other similarsurface. Otherwise, overheating may occur that results in damage to theTablet PC. As the Tablet PC can become very hot during operation, keep it awayfrom objects that are vulnerable to heat. Keep the Tablet PC at least 13 cm (5 inches) away from electricalappliances that can generate a strong magnetic field such as a TV,refrigerator, motor, or a large audio speaker. Avoid moving the Tablet PC abruptly from a cold to a warm place.A temperature difference of more than 10 °C (18 °F) may causecondensation inside the unit, which may damage the storage media.