With Nokia Diagnostics application, you can diagnose, troubleshoot and configure your symbian touch device such as Nokia N97, 5230 XpressMusic using five different tests:

* Network Coverage test. You can get all the Network related information and detect offline status & SIM card presence.
* Internet Connectivity test. Perform a real-time Internet connectivity test and identify the setting with which you can have a seamless internet access.
* Battery Charger test. Check if your device charges properly with the charger connected.
* Loudspeaker, Earpiece test. Check your loudspeaker & earpiece functionality.