To change the SIM card PIN2

1 From the Home screen, tap .

2Find and tap Settings > Call settings.

3 Select a SIM card.

4 Tap Fixed dialing numbers > Change PIN2.

5 Enter the old SIM card PIN2 and tap OK. 6 Enter the new SIM card PIN2 and tap OK. 7 Confirm the new PIN2 and tap OK.

To unlock a blocked SIM card using the PUK code

1Enter 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.

Setting a screen lock

There are several ways to lock the screen on your device. For example, you can use the Face Unlock feature, which uses a picture of your face to unlock the screen. You can also set a screen unlock pattern, a number-based PIN lock, or a text-based password.

It is very important that you remember your screen unlock pattern, PIN or password. If you forget this information, it may not be possible to restore important data such as contacts and messages. Refer to Sony customer support for more information.

To set a screen lock

1From your Home screen, tap > Settings > Security > Screen lock.

2 Select an option.

To set up the Face Unlock feature

1From your Home screen, tap > Settings > Security > Screen lock.

2Tap Face Unlock, then follow the instructions in your device to capture your

face.

3After your face is successfully captured, tap Continue.

4Select a backup lock method and follow the instructions in the device to complete the setup.

The Face Unlock feature is less secure than a screen lock pattern, PIN, or password. Someone who looks similar to you could unlock your device.

For best results, capture your face in an indoor area that is well lit but not too bright, and hold the device at eye level.

To unlock the screen using the Face Unlock feature

1Activate the screen.

2Look at your device from the same angle you used to capture your Face Unlock photo.

If the Face Unlock feature fails to recognise your face, you need to draw the backup pattern or enter the PIN to unlock the screen.

To disable the Face Unlock feature

1From your Home screen, tap > Settings > Security > Screen lock.

2 Draw your backup screen unlock pattern or enter your PIN.

3 Tap Swipe.

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Sony Ericsson C2004, C2005 manual Setting a screen lock, Tap Fixed dialing numbers Change PIN2
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C2004, C2005 specifications

The Sony Ericsson C2005 and C2004 represent a blend of innovation and functionality in the mobile phone landscape, catering to users who appreciate both design and performance. Released as part of the Xperia series, these models are defined by their sleek aesthetics and user-friendly interface, which appeal to a wide range of consumers.

One of the standout features of the C2005 and C2004 is their display, which boasts a vibrant touchscreen that enhances the user experience. With a resolution that supports sharp visuals, users can enjoy crisp images and vivid colors, making multimedia consumption, browsing, and app usage a delight. The interface is intuitive, allowing for seamless navigation through various applications and settings.

In terms of performance, both models are powered by a robust processor that ensures smooth multitasking and efficient operation. This enhanced processing capability supports a multitude of applications, making them suitable for everything from social networking to gaming. Coupled with adequate RAM, users can expect swift performance without significant lag.

Another key characteristic of the C2005 and C2004 is their camera functionality. Both models come equipped with advanced camera technology that allows users to capture high-quality images and videos. The cameras feature a range of shooting modes and settings, enabling users to adapt to different lighting conditions and photographic needs. This makes the phones ideal for photography enthusiasts who wish to document their experiences on the go.

Connectivity options are extensive, with support for various networking technologies. Users can connect to the internet through Wi-Fi and utilize Bluetooth for easy file sharing with other devices. The inclusion of GPS functionality further enhances the usability of these models, providing accurate navigation and location tracking.

Battery life is another area where the C2005 and C2004 shine. Thanks to efficient power management features, these devices are designed to last throughout the day, accommodating the demands of users who are continually on the move.

In conclusion, the Sony Ericsson C2005 and C2004 stand out as commendable options in the smartphone market. With their elegant design, impressive display, and a range of features that prioritize user experience, these models serve as reliable tools for both daily tasks and entertainment. Whether you're snapping photos, browsing the web, or staying connected, the C2005 and C2004 are designed to meet the diverse needs of modern mobile users.
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