Samsung SGH-Z400 Cell Phone User Manual


 
81
Reset settings
(Menu 9. )
Use this menu to reset the phone’s settings you
have changed and clear all data you have added.
1. Enter the phone password and press
<
Confirm
>.
2. Press <
Yes
>. The phone automatically turns
itself off and then back on.
Solve problems
Help and personal needs
To save the time and expense of an unnecessary
service call, perform the simple checks in this
section before contacting a service professional.
When you switch on your phone, the following
messages may appear:
“Please insert SIM card”
Be sure that the USIM/SIM card is correctly
installed.
“Phone lock”
The automatic locking function has been
enabled. You must enter the phone’s password
before you can use the phone.
“PIN lock”
You are using your phone for the first time. You
must enter the PIN supplied with the USIM/SIM
card.
The PIN lock feature is enabled. Every time the
phone is switched on, the PIN has to be entered.
To disable this feature, use the
PIN lock
menu.
“PUK lock”
The PIN code was entered incorrectly three
times, and the USIM/SIM card is now blocked.
Enter the PUK supplied by your service provider.
The password is preset to
00000000
. You can
change this password.
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