Sanyo SCP-6600 - Manual (Page 127)

121
Cautions
Any changes or modifications to your phone not expressly approved
in this document could void your warranty for this equipment and
void your authority to operate this equipment. Only use approved
batteries, antennas and chargers. The use of any unauthorised
accessories may be dangerous and void the phone warranty if the
said accessories cause damage or a defect to the phone.
Although your phone is quite sturdy, it is a complex piece of
equipment and can be broken. Avoid dropping, hitting, bending or
sitting on it.
14. Safety Guidelines and Warranty Information