Sharp EL501WBBK Operation Manual - Page 4

BATTERY REPLACEMENT Notes on Battery Replacement Improper handling of batteries can cause electrolyte leakage or explosion. Be sure to observe the following handling rules: • Replace both batteries at the same time. • Do not mix new and old batteries. • Make sure the new batteries are the correct type. • When installing, orient each battery properly as indicated in the calculator. • Batteries are factory-installed before shipment, and may be exhausted before they reach the service life stated in the specifications. When to Replace the Batteries If the display has poor contrast, the batteries require replacement. Caution • Fluid from a leaking battery accidentally entering an eye could result in serious injury. Should this occur, wash with clean water and immediately consult a doctor. • Should fluid from a leaking battery come in contact with your skin or clothes, immediately wash with clean water. • If the product is not to be used for some time, to avoid damage to the unit from leaking batteries, remove them and store in a safe place. • Do not leave exhausted batteries inside the product. • Do not fit partially used batteries, and be sure not to mix batteries of different types. • Keep batteries out of the reach of children. • Exhausted batteries left in the calculator may leak and damage the calculator. • Explosion risk may be caused by incorrect handling. • Do not throw batteries into a fire as they may explode. Replacement Procedure 1. Turn the power off by pressing F. 2. Loosen both screws and remove the battery cover. (Fig. 1) Fig. 1 Fig. 2 SPECIFICATIONS Calculations: Internal calculations: Pending operations: Power source: Power consumption: Operating time: Operating temperature: External dimensions: Weight: Accessories: Scientific calculations, binary/octal/ hexadecimal number calculations, complex number calculations, statistical calculations, etc. Mantissas of up to 10 digits 4 calculations 3V ¶ (DC): Alkaline batteries (LR44) × 2 0.0005 W Approx. 3000 hours when continuously displaying 55555. at 25°C (77°F). Varies according to use and other factors. 0°C - 40°C (32°F - 104°F) 78.6 mm (W) × 144 mm (D) × 11.6 mm (H) 3-3/32" (W) × 5-21/32" (D) × 15/32" (H) Approx. 75 g (0.17 lb) (Including batteries) Batteries × 2 (installed), operation manual, quick reference card and hard case FOR MORE INFORMATION ABOUT SCIENTIFIC CALCULATOR Visit our Web site. http://sharp-world.com/calculator/ 3. Remove the used batteries then replace with two fresh batteries with the positive sides (+) facing up. (Fig. 2) 4. Replace the battery cover and screws. 5. Press ª. • Make sure that the display appears as shown below. If the display does not appear as shown, reinstall the batteries and check the display once again. Automatic Power Off Function This calculator will turn itself off to save battery power if no key is pressed for approximately 8 minutes. SHARP CORPORATION