Security Features - Mitsubishi Electric M900 User Manual

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Call barring
This network dependent service forbids certain outgoing or incoming call types. It requires a
call barring password.
To bar a call
1
Press the [Menu/T9] key. Select Settings.
2
Select
GSM
Services.
3
Select
Call
barring.
4
Select
Outgoing calls
excluding your Home network),
while Roaming only),
5
Select Activate. Enter the password and press OK.
The network then confirms the selection.
To remove call barring or check its status
1
Press the [Menu/T9] key. Select Settings.
2
Select
GSM
Services.
3
Select
Call
barring.
4
Scroll up or down to select the barring type to be deactivated (Cancel) or checked and follow
the instructions displayed.
Call barring password
The call barring password is used to select the call barring levels. It is supplied via your service
provider.
To change the password:
1
Press the [Menu/T9] key. Select
2
Select
GSM
Services.
3
Select
Call
barring.
4
Select
Change
First enter the former password then enter the new password twice. A Confirmation message
is displayed.

Security features

The security features described in this section protect your phone from unauthorised use.
When prompted, enter the code and press OK. Codes are displayed as asterisks (*).
Press the [Clear] key if you need to amend your entry.
Avoid using codes similar to emergency numbers such as 112 to prevent the accidental dialling of these numbers.
KEEP A RECORD OF YOUR CODES IN A SECURED PLACE.
PIN code
Your SIM card was provided with a 4 to 8 digit PIN code for protection against unauthorised
use. When enabled, the PIN code is required each time you turn your phone on. If an incorrect
PIN code is entered three times in succession, your SIM card will be blocked. The 8 digit PUK
code is then required to unblock your phone. Please contact your service provider for this code.
To activate the PIN protection:
1
Press the [Menu/T9] key. Select Settings.
2
Select Security.
3
Select
PIN enable
enabled) and enter your
To change the PIN code (PIN must first be enabled):
1
Press the [Menu/T9] key. Select Settings.
2
Select Security.
3
Select
PIN change
4
Press
OK
to validate your new PIN code.
PIN2 code
PIN2 code prevents unauthorised access to some of the phone features (e.g. activating/deac-
(to bar All outgoing calls, International calls or International calls
Incoming calls
Cancel all
(to cancel all barring conditions) or
Settings.
password.
(if the code has been disabled) or
PIN
code.
and follow the information displayed.
(to bar All incoming calls or all incoming calls
PIN disable
Settings
104-
Change
password.
(if the code has been

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