R1114_en.book Page 105 Thursday, October 19, 2006 3:43 PM

Confirm SChip services—You can set the device to display confirmation messages when you are using a SmartChip service (network service).

Glossary of PIN and lock codes

If you forget any of these codes, contact your service provider.

The personal identification number (PIN) code—protects your SmartChip card against unauthorized use. The PIN code (4 to 8 digits) is usually supplied with the SmartChip card. After three consecutive incorrect PIN code entries, the code is blocked, and you need the PUK code to unblock it.

The UPIN code—may be supplied with the USIM card. The The USIM card is an enhanced version of the SmartChip card and is supported by UMTS mobile phones.

The PIN2 code—(4 to 8 digits) is supplied with some SmartChip cards, and is required to access some functions in your device.

The lock code (also known as security code)—(5 digits) can be used to lock the device to avoid unauthorized use. The factory setting for the lock code is 12345. To avoid unauthorized use of your device, change the lock code. Keep the new code secret and in a safe place separate from your device. If you forget the code, contact your service provider.

The personal unblocking key (PUK) code and PUK2 code (8 digits) are required to change a blocked PIN code or PIN2 code, respectively. If the codes are not supplied with the SmartChip card, contact the operator whose SmartChip card is in your device.

The UPUK code—(8 digits) is required to change a blocked UPIN code. If the code is not supplied with the USIM card, contact the operator whose USIM card is in your device.

Certif. management

Digital certificates do not guarantee safety; they are used to verify the origin of software.

In the certificate management main view, you can see a list of authority certificates that are stored in your device.

Press to see a list of personal certificates, if available.

Digital certificates should be used if you want to connect to an online bank or another site or remote server for actions that involve transferring confidential information. They should also be used if you want to reduce the risk of viruses or other malicious software and be sure of the authenticity of software when downloading and installing software.

Important: Even if the use of certificates makes the risks involved in remote connections and software installation considerably smaller, they must be used correctly in order to benefit from increased security. The

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Nokia N75 manual 105, Certif. management, Glossary of PIN and lock codes
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N75 specifications

The Nokia N75, launched in 2006, was part of Nokia's Nseries lineup, aimed at multimedia-savvy consumers. This clamshell smartphone stood out due to its balance of style, functionality, and advanced features for its time.

One of the key characteristics of the Nokia N75 was its design. The device featured a compact and elegant clamshell form factor that made it portable and easy to handle. It was available in several striking colors, adding a personal touch to its aesthetic appeal. The phone boasted a dual display, including a 2.4-inch main screen with a resolution of 240 x 320 pixels and a smaller external display that served essential functions like showing incoming calls and notifications.

In terms of multimedia capabilities, the N75 was impressive. It came equipped with a robust 2-megapixel camera that allowed users to capture decent-quality photos and videos. The device also supported multimedia playback, including MP3 music files, making it a perfect companion for music lovers. The dedicated music keys on the exterior enhanced the experience, enabling quick access to your favorite tracks.

Connectivity was another highlight of the Nokia N75. It supported 3G technology, which was relatively novel at the time, providing faster data transfer rates and enabling video calls. Additionally, the Nokia N75 featured Bluetooth and USB connectivity, allowing users to easily transfer files and connect to other devices. The inclusion of a built-in FM radio added to its entertainment options.

The N75 ran on the Symbian OS, specifically the S60 platform, which provided users with a degree of customization and access to various applications. Users could download a variety of apps, enhancing functionality beyond the built-in features.

Battery life was satisfactory for a smartphone of its kind, with a removable battery that ensured users could replace it easily. It offered around 3 to 4 hours of talk time and a standby time of up to a week, depending on usage.

Overall, the Nokia N75 was a well-rounded device that catered to users wanting a blend of communication, multimedia, and internet capabilities, setting a standard for future smartphones while retaining Nokia's reputation for quality and durability. Its combination of design, functionality, and technology made it a noteworthy device in the mid-2000s mobile landscape.
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