Section 4A: ImportantSafety Information 253

Getting the BestHearing Device Experience

With Your SCP-8400 by Sanyo

One way to minimize interference is to setthe phone's Display and Keypad
backlightsettings to ensure the minimum time interval.
To ensure the minimum interference for your Main Display’s or Sub Display’s
backlight, follow these steps:
1. Select > Settings > Display > Backlight.
2. SelectMain LCDor Sub LCD.
3. Scroll and selectthe minimum time interval setting (8 seconds for
Main LCD, 5 seconds for Sub LCD).
To ensure the minimum interference for the Keypad backlight, follow
these steps:
1. Select > Settings > Display > Backlight.
2. SelectKey.
3. Scroll and selectthe minimum time interval setting (8 seconds).
Caring for the Battery

Protecting Your Battery

The guidelines listed below help you getthe mostout of your battery’s
performance.
Recently there have been some public reports of wireless phone
batteries overheating, catching fire, or exploding. Itappears thatmany,
if notall, of these reports involve counterfeitor inexpensive,
aftermarket-brand batteries with unknown or questionable
manufacturing standards. Sprintis notaware of similar problems with
SprintPCS® Phones resulting from the proper use of batteries and
accessories approved by Sprintor the manufacturer of your phone. Use
only Sprint-or manufacturer-approved batteries and accessories found
atSprintStores or through your phone’s manufacturer, or call 1-866-
343-1114 to order. They’re also available atwww.sprint.com— click the
Wirelesslink under Personal, and then click Accessoriesunder
Shop the SprintPCS Store Online. Buying the rightbatteries and
accessories is the bestway to ensure they’re genuine and safe.
In order to avoid damage, charge the battery only in temperatures that
range from 32° F to 113° F (0° C to 45° C).
ImportantSafety Information