Sony Ericsson Xperia Z3 TMobile User Guide - Page 37

SIM card protection, Screen settings, Lock SIM card

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To select the notification sound 1 From your Home screen, tap . 2 Find and tap Settings > Sound > Notification sound. 3 Select the sound to be played when notifications arrive. 4 Tap Done. To enable touch tones 1 From your Home screen, tap . 2 Find and tap Settings > Sound. 3 Mark the Dialpad touch tones and Touch sounds checkboxes. SIM card protection You can lock and unlock each SIM card that you use in your device with a PIN (Personal Identity Number). When a SIM card is locked, the subscription linked to the card is protected against misuse, meaning that you have to enter a PIN every time you start your device. If you enter the PIN incorrectly more times than the maximum number of attempts allowed, your SIM card will become blocked. You then need to enter your PUK (Personal Unblocking Key) and a new PIN. Your PIN and PUK are supplied by your network operator. To lock or unlock a SIM card 1 From the Homescreen, tap . 2 Find and tap Settings > Security > Set up SIM card lock. 3 Mark or unmark the Lock SIM card checkbox. 4 Enter the SIM card PIN and tap OK. To change the SIM card PIN 1 From the Home screen, tap . . 2 Find and tap Settings > Security > Set up SIM card lock. 3 Tap Change SIM PIN. 4 Enter the old SIM card PIN and tap OK. 5 Enter the new SIM card PIN and tap OK. 6 Retype the new SIM card PIN and tap OK. To unlock a blocked SIM card using the PUK code 1 Enter the PUK code and tap . 2 Enter a new PIN code and tap . 3 Re-enter the new PIN code and tap . If you enter an incorrect PUK code too many times, you need to contact your network operator to get a new SIM card. Screen settings To adjust the screen brightness 1 From your Home screen, tap . 2 Find and tap Settings > Display > Brightness. 3 Unmark the Adapt to lighting conditions checkbox if it is marked. 4 Drag the slider to adjust the brightness. Lowering the brightness level increases battery performance. 37 This is an Internet version of this publication. © Print only for private use.

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To select the notification sound
1
From your Home screen, tap
.
2
Find and tap
Settings
>
Sound
>
Notification sound
.
3
Select the sound to be played when notifications arrive.
4
Tap
Done
.
To enable touch tones
1
From your Home screen, tap
.
2
Find and tap
Settings
>
Sound
.
3
Mark the
Dialpad touch tones
and
Touch sounds
checkboxes.
SIM card protection
You can lock and unlock each SIM card that you use in your device with a PIN (Personal
Identity Number). When a SIM card is locked, the subscription linked to the card is
protected against misuse, meaning that you have to enter a PIN every time you start your
device.
If you enter the PIN incorrectly more times than the maximum number of attempts
allowed, your SIM card will become blocked. You then need to enter your PUK (Personal
Unblocking Key) and a new PIN. Your PIN and PUK are supplied by your network
operator.
To lock or unlock a SIM card
1
From the Homescreen, tap
.
2
Find and tap
Settings
>
Security
>
Set up SIM card lock
.
3
Mark or unmark the
Lock SIM card
checkbox.
4
Enter the SIM card PIN and tap
OK
.
To change the SIM card PIN
1
From the Home screen, tap .
.
2
Find and tap
Settings
>
Security
>
Set up SIM card lock
.
3
Tap
Change SIM PIN
.
4
Enter the old SIM card PIN and tap
OK
.
5
Enter the new SIM card PIN and tap
OK
.
6
Retype the new SIM card PIN and tap
OK
.
To unlock a blocked SIM card using the PUK code
1
Enter the PUK code and tap
.
2
Enter a new PIN code and tap
.
3
Re-enter the new PIN code and tap
.
If you enter an incorrect PUK code too many times, you need to contact your network operator
to get a new SIM card.
Screen settings
To adjust the screen brightness
1
From your Home screen, tap
.
2
Find and tap
Settings
>
Display
>
Brightness
.
3
Unmark the
Adapt to lighting conditions
checkbox if it is marked.
4
Drag the slider to adjust the brightness.
Lowering the brightness level increases battery performance.
37
This is an Internet version of this publication. © Print only for private use.