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SMS Center
Use default number in phone or uncheck to
input service center number manually.
Click Apply after making any changes.
Validity Period
In this section, you can set how long you
want to keep sending message if it does not
send out successfully. Press the bar, you can
choose one hour, six hours, twelve hours,
one day, three days or the longest term.
5.3 SIM Setting
SIM
Enable/Disable or change the SIM card
Personal Identification Number (PIN). Press
Apply after making any changes. A SIM card
must be inserted for this function to be active.
PIN Enable
To check Enable PIN, enter your PIN number
and then press Apply. The PIN code will be
able to use. Uncheck Enable PIN, and then
enter PIN number and press Apply, PIN code
will be disabled.
PIN Password
You can change PIN password here. First,
enter old PIN number, and then enter new
one. Confirm the new PIN number then your
5-2
MD800
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