Learning Resources MathShark Manual descarregar pdf (Página 2)

CARING FOR MATHSHARK

Battery Installation

1. Open the battery compartment door by carefully loosening the screw

with a screwdriver.

2. Install two fresh AA alkaline batteries, following the illustration inside

the battery compartment.

• Batteries must be installed with the correct polarity.

• Only batteries of the same or equivalent type are to be used.

• Alkaline batteries are preferable.

• Do not mix old and new batteries.

• Do not mix different types of batteries: alkaline, standard

(carbon zinc), or rechargeable (nickel-cadmium) batteries.

• Do not use rechargeable batteries.

• The supply terminals must not be short-circuited.

• Non rechargeable batteries are not to be recharged.

• Remove exhausted batteries from the unit.

3. Close the compartment door and tighten the screw.

4. To prevent battery corrosion, it is recommended the batteries be

removed from the unit if it is not in use for two weeks.

Cleaning

Clean with a damp or dry cloth. Do not immerse MathShark in water. Do

not spray any liquid or water on MathShark.

NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part

15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a

residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed

and used in accordance with the instructions, may cause harmful interference to radio communications. However,

there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful

interference to radio or television reception, which can be determined by turning the equipment off and on, the user is

encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.

• Connect the equipment into a different outlet from the receiver.

• Increase the separation between the equipment and receiver.

• Consult the dealer or an experienced radio/TV technician for help.

NOTE: The user is cautioned that changes and modifications made to the equipment without the approval of

manufacturer could void the user’s authority to operate this equipment.

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Learning Resources MathShark Manual Página 2