Estas são algumas ferramentas comuns usadas para trabalhar neste dispositivo. Talvez você não precise usar todas elas em cada procedimento.
Find most common hardware problems using the BlackBerry 8820 Troubleshooting Guide
The BlackBerry 8820 was released in July 2007 with trackball navigation, wi-fi access, and external memory storage. This device is only compatible with GSM networks. The BlackBerry 8820 comes with a GPS, media player, organizer, document viewer, and voice dial. The device is equipped with a 1400 mAh Li-Ion battery giving a stand-by up to 520 hours or talk time up to 5 hours. If the phone turns on, you can verify your device is the 8820 by navigating to "Device Options" in your phone and clicking "About".