removable parts.
Keep the phone away from hot places, high temperature can shorten the
life of electronic device, warp or melt certain plastic and damage batteries.
Do not attempt to open or disassemble the phone, non-expert handling
may damage it.
Do not drop, crush or shake the phone to avoid damaging the internal
circuit board.
Do not use harsh chemicals, cleaning solvents or strong detergent to clean
the phone.
Do not paint the phone or the paint may obstruct the removable parts and
affect operation.
Use only the supplied or an approved replacement antenna. Unauthorized
antennas, modifications, or attachments could damage the phone Do not
hold the external antenna when the phone is in use. Holding the external
antenna affects call quality and may cause the phone to operate at a
higher power level than needed. In addition, use of unauthorized antennas
may result in non-compliance with the local regulatory requirements in
your country.