Sharp GX22 User Manual page 166

To Change PIN Code
This allows you to change the PIN code stored on the
SIM card. Before you change the PIN code, select "On"
in step 5 in "Enabling/Disabling the PIN Code" on
page 165.
1.
Perform steps 1 to 3 in "Enabling/Disabling the PIN
Code" on page 165.
2.
Press or to highlight "PIN Entry", then press
to select.
3.
Press or to highlight "Change PIN", then
press to select.
4.
Enter the existing PIN code, then press
5.
Enter a new PIN code, then press
6.
Enter a new PIN code again, then press
If you enter a code different from the code which
you entered in step 6, the screen returns to step 5.
Enter the correct code again.
7.
Press .
166 Settings
Handset Lock
The Handset Lock is an additional security feature
which prevents unauthorised use of the phone or certain
features. The default handset lock code is "0000".
1.
Perform steps 1 to 3 in "Enabling/Disabling the PIN
Code" on page 165.
2.
Press
press
3.
Press
press
4.
Enter your handset code, then press
.
If you enter an incorrect handset code, the screen
will clear and you are prompted to enter the code
.
again.
.
To Change Handset Code
Before you change the handset code, select "ON" in
step 3 in "Handset Lock". The default handset code is
"0000".
1.
Perform steps 1 to 2 in "Handset Lock".
2.
Press
press
3.
Enter the old handset code, then press
(M 9-8-2)
or to highlight "Handset Lock", then
to select.
or to highlight "On" or "Off", then
to select.
or to highlight "Change Code", then
to select.
.
.