Sharp SX633 User Manual page 112

To Change the PIN Code
This allows you to change the PIN code registered on the SIM/
USIM card. Before you change the PIN code, select "On" in step
1 in "Enabling/Disabling the PIN Code" on page 111.
→
"Settings" "Security Settings"
"Change PIN"
1.
Enter the existing PIN code.
2.
Enter a new PIN code.
3.
Enter the new PIN code again.
Changing the PIN2 Code
The PIN2 code is used to protect certain functions in the phone
such as Fixed Dialling No. and call cost limits. The following
shows you how to change the PIN2 code.
→
"Settings" "Security Settings"
1.
Enter the existing PIN2 code.
2.
Enter a new PIN2 code.
3.
Enter the new PIN2 code again.
Handset Lock
The Handset Lock is an additional security feature which
prevents unauthorised use of the phone or certain features.
→
"Settings" "Security Settings"
1.
Select "On" or "Off".
112 Settings
→ →
"PIN Entry"
→
"Change PIN2"
→
"Handset Lock"
2.
Enter your handset code.
The default handset code is "9999". For details on
changing the handset code, see "To Change the Handset
Code".
To Change the Handset Code
Before you change the handset code, select "On" in step 1 in
"Handset Lock".
→
"Settings" "Security Settings"
Code"
1.
Enter the old handset code.
2.
Enter a new handset code.
3.
Enter the new handset code again.
Function Lock
By setting this option on, all the functions of your phone will be
locked until the correct handset code is entered.
→
"Settings" "Security"
1.
Enter your handset code.
The default handset code is "9999". For details on
changing the handset code, see "To Change the Handset
Code".
→
"Change Handset
→
"Function Lock"