Appendix
Appendix A: Please take care of your mobile phone
Maintenance
The mobile phone is made in exquisite process. Please be careful while using. The suggestions below
will help to extend the service life of the mobile phone.
1> Keep the mobile phone and all its parts and accessories away from children.
2> Keep the mobile phone dry. Keep it away from the substances such as rain, moisture and liquids
that may erode the circuits. Do not use the mobile phone at places with too much dirt or put it at
these places to avoid damaging the activate parts.
3> Do not put the mobile phone at the place with high temperature; otherwise, it will shorten the life of
the circuit, and damage the battery and plastic parts.
4> Do not put the mobile phone at cold place. When it becomes warm (normal temperature),
moisture will generate in the mobile phone and damage the circuit board.
5> Do not wash the mobile phone with corrosive chemical agent, cleaner or strong detergent. Dip
soap water with soft cloth to wipe the mobile phone.
6> If the mobile phone or any accessory can’t work normally, please send it to quali fied service
center.
Note: Please dispose the used products according to local regulations.
Appendix B: Troubleshooting
Failure
Reason
Can’t switch on
1
The battery has been run out;
2
The battery isn’t installed properly.
SIM card error
1
SIM card is dirty. Clean the SIM card.
2
Re-install the SIM card.
3
SIM card is damaged. Please change a new one.
4
(SIM2 is same)
Weak signal
Check the icon of signal strength, where four strips indicate the
strongest signal and two or less strips indicate weak signal.
(SIM2 is same)
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Summary of Contents for TECH SMART POCKET 280
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