This manual pertains to the Motorola C390, a GSM mobile phone designed for unlocking services. It offers a permanent unlocking code, enabling the device to be used with worldwide GSM networks. The C390 is engineered to provide reliable connectivity and is intended for users seeking to unlock their device for international or carrier-specific compatibility.

This Unlocking Service Repair Manual in English details the process of obtaining a remote unlock code for the Motorola C390. It covers the online unlocking service and the provision of a single permanent unlocking code. The manual is intended for users who require assistance with unlocking their device to ensure compatibility with various GSM networks globally.