Casio C731 User Guide - Page 180

Safety corrupt these data. Never press or poke display with your finger or other object. It may cause damage to display. Never twist device. It may cause product failure. DO NOT put stickers on LCD screen or keypad. these stickers may touch and press keys when the Flip Top is closed. This may cause improper operating of the phone. I Antenna Safety Use only the supplied or an approved replacement antenna. Unauthorized antennas, modifications, or attachments could impair call quality, damage the phone, or result in violation of FCC regulations. Please contact your local dealer for replacement antenna. Do not use the phone with a damaged antenna. If a damaged antenna comes into contact with the skin, a minor burn may result. Please contact your local dealer for replacement antenna. I Battery Safety Your device uses a removable and rechargeable lithium ion battery. Please contact customer service for assistance should you need a replacement battery. DOs • Only use Casio branded batteries specific to your phone model. • Use only the Wall charger provided with the phone. Using any charger other than the one included with the phone may damage your phone or battery. • Only use the battery and charger approved by the manufacturer. • Only use the battery for its original purpose. • Try to keep batteries in a temperature between 41°F (5°C) and 95°F (35°C). 179