Caring For The Battery - Samsung SPH-M830 Online User's Manual

We further suggests you experiment with multiple phones
(even those not labeled M3/T3 or M4/T4) while in the store to
find the one that works best with your hearing aid device.
Getting the Best Hearing Device
Experience With Your Phone
To further minimize interference:
Set the phone's display and keypad backlight settings to
ensure the minimum time intervals.
1. >
Press and tap
Screen timeout
.
2.
Touch the minimum time interval setting.
Position the phone so the internal antenna is farthest from
your hearing aid.
Move the phone around to find the point with least
interference.

Caring for the Battery

Protecting Your Battery
The guidelines listed below help you get the most out of your
battery's performance.
Recently there have been some public reports of wireless
phone batteries overheating, catching fire, or exploding. It
Settings > Display >
appears that many, if not all, of these reports involve
counterfeit or inexpensive, aftermarket-brand batteries with
unknown or questionable manufacturing standards. Boost
Mobile is not aware of similar problems with Boost Mobile
phones resulting from the proper use of batteries approved
by the manufacturer of your phone. Use only manufacturer-
approved batteries found through your phone's
manufacturer.
In order to avoid damage, charge the battery only in
temperatures that range from 32° F to 113° F (0° C to 45° C).
Don't use the battery charger in direct sunlight or in high
humidity areas, such as the bathroom.
Never dispose of the battery by incineration.
Keep the metal contacts on top of the battery clean.
Don't attempt to disassemble or short-circuit the battery.
The battery may need recharging if it has not been used for
a long period of time.
It's best to replace the battery when it no longer provides
acceptable performance. It can be recharged hundreds of
times before it needs replacing.
Don't store the battery in high temperature areas for long
periods of time. It's best to follow these storage rules:
Less than one month:
-4° F to 140° F (-20° C to 60° C)
More than one month:
-4° F to 113° F (-20° C to 45° C)
Disposal of Lithium Ion (Li-Ion) Batteries
Do not handle a damaged or leaking Li-Ion battery as you can
be burned.
4A. Important Safety Information 147