Battery Replacement; Specifications - Sharp EL-501W Operation Manual

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 replace-
ment.
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
2. Loosen both screws and remove the battery cover. (Fig. 1)
Fig. 1
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 .
• 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.
.
Fig. 2
SPECIFICATIONS
Calculations:
Internal calculations:
Pending operations:
Power source:
Power consumption:
Operating time:
Operating temperature: 0°C – 40°C (32°F – 104°F)
External dimensions:
Weight:
Accessories:
FOR MORE INFORMATION ABOUT
SCIENTIFIC CALCULATOR
Visit our Web site.
http://sharp-world.com/calculator/
SHARP CORPORATION
Scientific calculations, binary/octal/
hexadecimal number calculations,
complex number calculations, sta-
tistical 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.
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