Turn off data service

Depending on your wireless service plan, you might be able to turn off data service (email, PIN and MMS messages, and browser service) on your BlackBerry® device so that only phone and SMS text messaging services are available. For more information, contact your wireless service provider.

1.In the device options, click Mobile Network.

2.Perform one of the following actions:

•To turn off data service, change the Data Services field to Off.

•To turn off data service when roaming, change the Data Services field to Off When Roaming.

3.Press the Menu key.

4.Click Save.

About roaming

In most cases, your BlackBerry® device automatically connects to an appropriate wireless network when you travel outside your wireless service provider's wireless coverage area. Your wireless service provider must set up your SIM card for roaming services before you can use a different wireless network.

An indicator appears on your device to let you know that you are roaming outside of your wireless service provider's wireless coverage area. You might also have to provide login information before you can access the wireless network. For more information about roaming, contact your wireless service provider.

Switch wireless networks manually

Verify that your wireless service provider has set up your SIM card for this service.

Your BlackBerry® device is designed to switch to an appropriate wireless network automatically when you travel.

1.In the device options, click Mobile Network.

2.Change the Network Selection Mode field to Manual.

3.Click Scan for Available Networks.

4.Click a wireless network.

5.Click Select Network.

6.Press the Menu key.

7.Click Save.

To connect to your wireless service provider's wireless network again, change the Network Selection Mode field to Automatic.

Verify the status of network connections and services

1.On the Home screen or in the application list, click Manage Connections.

2.Click Services Status.

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Blackberry 8120 Turn off data service, About roaming, Switch wireless networks manually
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8120 specifications

The BlackBerry 8120, part of the BlackBerry Pearl series, was released in 2007 and remains notable for integrating powerful features with a compact design. This smartphone aimed to cater to both business professionals and everyday consumers, offering an array of functionalities that enhanced communication and connectivity.

One of the standout characteristics of the BlackBerry 8120 was its sleek and lightweight design. Weighing only about 134 grams, it was easy to carry and fit comfortably in the palm or pocket. The phone showcased a distinctive glossy finish, available in various colors, which gave it an appealing look.

At the heart of the BlackBerry 8120 was its QWERTY keyboard cleverly combined with a SureType predictive text system. This innovative keyboard layout allowed users to type messages quickly and accurately, making communication seamless. The device also featured a 2.0-inch display with a resolution of 240 x 260 pixels, which provided adequate clarity for reading emails, text messages, and browsing the web.

Connectivity was a strong suit for the BlackBerry 8120, supporting Wi-Fi connectivity via an integrated 802.11b/g adapter. This allowed users to access the internet and email services without relying solely on cellular data, thereby enhancing its appeal for business users who needed to stay connected while on the go. In terms of cellular technology, it supported quad-band GSM and GPRS, ensuring broad network compatibility.

The BlackBerry 8120 came equipped with a 2.0-megapixel camera, allowing users to capture images quickly. While not groundbreaking by today’s standards, it provided decent image quality for casual photography and allowed users to share their moments via email or MMS.

On the software front, the device operated on the BlackBerry OS, offering a rich ecosystem of applications and services tailored for productivity. Features such as email support, calendar integration, and task management made it an ideal tool for professionals seeking to enhance their workflow.

Battery life was another impressive feature, with the BlackBerry 8120 boasting up to 15 days of standby time and over 5 hours of talk time, ensuring that users could go about their day without constantly worrying about recharging.

In conclusion, the BlackBerry 8120 exemplified the convergence of style and functionality during its time. With its user-friendly design, reliable performance, and robust connectivity options, it laid the groundwork for future smartphones, appealing to a diverse user base that valued both communication and productivity.
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