35
2.3.4
Turning the Phone On and Off
To turn on or off the phone please press and hold
the
End key
.
If you turn on the phone without having inserted
the SIM card the phone will display “
Insert SIM
”. After
inserting the SIM card the phone will automatically
check if the SIM is usable.
The following will be displayed in this order:
“
Enter PIN1
”- if you set a SIM card password.
“
Enter lock code
”
–
if your set a mobile phone
password.
“
Searching
” – The phone will conduct a search to find
the appropriate network connections.
2.3.5
Unlocking the SIM card
In order to protect against unlawful usage, the SIM
card uses a PIN1 (personal identification number)
number. If you choose this option, then every time you
turn on your phone you must enter the PIN1 so as to
unlock the SIM card before you use the mobile phone.
The user may turn off the SIM card protection (please
refer to “
Security Settings
”, section
4.10.5
). Under
such circumstances you cannot prevent the unlawful
Summary of Contents for ZT658
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