Texas Instruments TI-83 PLUS - Manual (Page 740)

TI-83 Plus General Information 737
Battery Precautions
Take these precautions when replacing batteries.
•
Do not leave batteries within reach of children
•
Do not mix new and used batteries. Do not mix brands (or types
within brands) of batteries.
•
Do not mix rechargeable and nonrechargeable batteries.
•
Install batteries according to polarity (+ and N ) diagrams.
•
Do not place nonrechargeable batteries in a battery recharger.
•
Properly dispose of used batteries immediately. Do not leave them
within the reach of children.
•
Do not incinerate or dismantle batteries.
Replacing the Batteries
To replace the batteries, follow these steps.
1. Turn off the calculator. Replace the slide cover over the keyboard to
avoid inadvertently turning on the calculator. Turn the back of the
calculator toward you.
2. Hold the calculator upright, push downward on the latch on the top of
the battery cover with your finger, and then pull the cover toward you.