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Troubleshooting
125
PIN/ PUK code lock
Possible reason
Solution
Enter wrong
PIN Code( Personal
Identification Code) or
PUK Code
(Personal Unlocking
Key)
Enter correct
password
Caution
1. If you enter an incorrect PIN code three times in
succession, many SIM and phone functions will be
locked. For more details, please refer to “Safety
Precautions”.
2. If you do not know the correct PIN code and
PUK code, please contact your operator or network
service provider.
Bad call quality
Possible
reason
Solution
The signal
changes
suddenly
Maybe you are moving at
high-speed (e.g. on a train or
bus). Observe the signal
strength and select the place
with the strongest signal to
make a call and ensure better
call quality.
The area does
not have a good
signal
Move to a more open area.
Содержание 5700WOC
Страница 1: ...SMT 5700WOC User Manual ...
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Страница 77: ...Games 59 10 Games To access Games from the Home Screen select Start More Games ...
Страница 141: ...Phone Maintenance 123 damage the phone and radio system ...
Страница 155: ...Safety Precaution 137 You can t disassemble the terminal and battery of the phone unless the technical personnel ...