Zte Optus X Start 4 User Manual page 63

Seizures/ Blackouts
The phone can produce a bright or flashing light. A small
percentage of people may be susceptible to blackouts or
seizures (even if they have never had one before) when
exposed to flashing lights or light patterns such as when
playing games or watching videos. If you have experienced
seizures or blackouts or have a family history of such
occurrences, please consult a physician. To reduce the risk
of blackouts or seizures, use your phone in a well-lit room
and take frequent breaks.
Repetitive Strain Injuries
To minimize the risk of Repetitive Strain Injury (RSI) when
texting or playing games with your phone:
 Do not grip the phone too tightly.
 Press the buttons lightly.
 Use the special features which are designed to minimize
the times of pressing buttons, such as Message
Templates and Predictive Text.
 Take frequent breaks to stretch and relax.
Emergency Calls
This phone, like any other wireless phone, operates using
radio signals, which cannot guarantee connection in all
conditions. Therefore, you must never rely solely on any
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