This is the user guide for Sony Ericsson K790c phone, covering the phone's assembly, use, functions, entertainment, connection, etc.
This guide provides step‑by‑step instructions for assembling the K790c, inserting the SIM card and battery, and powering the device on. It also covers basic navigation, language selection and the installation wizard for first‑time use.
Further sections describe phone functions such as calling, messaging, camera, music and video playback, as well as connectivity options like Bluetooth, infrared and USB. The guide includes troubleshooting tips, safety information and an index for quick reference. This manual is written in Chinese.
Slide the SIM card into its fixed slot with the contacts facing down.