ZTE Corporation GR253 Manuale Utente
4
Security
To protect your mobile phone from illegal use, take the security
measures as follows:
¾ Set PIN codes of the SIM card.
¾ Set handset lock code.
¾ Set call restrictions.
¾ Set PIN codes of the SIM card.
¾ Set handset lock code.
¾ Set call restrictions.
Safety Precautions
This section includes some important information on safe and efficient
operation. Please read this information before using the phone.
operation. Please read this information before using the phone.
Operational Precautions
Please use your phone properly. When making or receiving a call,
please hold your phone as holding a wireline telephone. Make sure
that the phone is about one inch from your body when transmitting.
that the phone is about one inch from your body when transmitting.
Do not touch the antenna when the phone is in use. Touching the
antenna area affects call quality and may cause the phone to operate
at a higher power level than needed.
at a higher power level than needed.
Some people may be susceptible to epileptic seizures or blackouts when
exposed to flashing lights, such as when watching television or playing
video games. If you have experienced seizures or blackouts, or if
you have a family history of such occurrences, please consult your
video games. If you have experienced seizures or blackouts, or if
you have a family history of such occurrences, please consult your