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Sprint Nextel i355 phone user's guide Entering the PIN, Changing the PIN, Unblocking the PIN

Models: i355 phone user's guide

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Entering the PIN

1When the Enter SIM PIN Code screen appears after you power on your phone, enter your SIM PIN.

2Press A under Ok.

The message SIM Unlocked displays.

Important: If you enter your PIN incorrectly 3 times, your SIM card is blocked. To unblock your SIM card, you must contact Nextel Customer Care. See “Unblocking the PIN” on page 13.

Changing the PIN

Note: The SIM PIN requirement must be turned on in order to access this feature.

1From the main menu, select Settings > Security > Change Password > SIM PIN.

2At the Enter Old SIM PIN screen, enter the current SIM PIN.

3Press A under Ok.

4At the Enter New SIM PIN screen, enter the new 4- to 8-digit SIM PIN.

5Press A under Ok.

6At the Re-enter New SIM PIN screen, re-enter the new SIM PIN to confirm.

7Press A under Ok.

SIM Card Security

Changed: SIM PIN displays.

Unblocking the PIN

If you enter your PIN incorrectly 3 times, your SIM card is blocked. To unblock your SIM card, you must contact Nextel Customer Care to get a PIN Unblock Code (PUK).

Important: If you unsuccessfully enter the PUK code 10 times, your SIM card is permanently blocked and must be replaced. If this happens, all data is lost. You will get a message to contact Nextel Customer Care. Except for making emergency calls, your phone will not function with a blocked SIM card.

To unblock the PIN:

1Press * # m 1.

2At your Nextel Customer Care representative’s request, provide the information needed to give you a PUK code.

3Select Unblock PIN.

4Enter the PUK code.

5Enter a new 4- to 8-digit SIM PIN.

6Re-enter your SIM PIN.

Note: These steps must be performed in quick succession.

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Sprint Nextel i355 phone user's guide manual Entering the PIN, Changing the PIN, Unblocking the PIN, SIM Card Security
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i355 phone user's guide specifications

The Sprint Nextel i355 is a compact and rugged mobile phone designed for users who seek durability alongside essential communication features. Launched as part of Sprint Nextel's lineup, this device caters primarily to users who work in demanding environments, making it a popular choice among professionals in construction, logistics, and field services.

One of the standout features of the i355 is its robust design. The phone is built to withstand challenging conditions, featuring military-standard durability with resistance to shock, dust, and moisture. This makes it ideal for users who may expose their devices to harsh elements on job sites or outdoor environments.

The i355 utilizes Nextel's Direct Connect technology, allowing for quick push-to-talk communications that work like a walkie-talkie. This feature enables instant connectivity with colleagues across a vast network, facilitating real-time communication without the need for a call setup. The Direct Connect capability is especially valuable in work situations where prompt responses are critical.

In terms of display, the i355 is equipped with a 1.9-inch color screen, providing clarity for reading messages, checking settings, and navigating the user interface. The device also includes basic multimedia capabilities, such as a camera for capturing images and recording short videos, allowing users to document their work or share quick moments with others.

The i355 supports SMS and MMS, ensuring users can send text messages and multimedia content seamlessly. Users can also store important contacts, thanks to the phone’s built-in address book, which can hold a significant number of contacts, making communication management straightforward.

Battery life is another key characteristic of the i355, which features a long-lasting battery that is designed to keep users connected throughout the day, making it suitable for individuals who spend long hours on the job without access to charging facilities.

Furthermore, the phone supports a range of basic applications that facilitate daily tasks, enhancing overall productivity. Though the i355 may not boast advanced smartphone features, its reliability, ease of use, and focus on essential functions make it a favored choice for those who prioritize communication and durability in their work-related devices.

In summary, the Sprint Nextel i355 phone is an excellent option for users seeking a dependable, rugged device that excels in straightforward communication and resilience in various professional environments.