S312 user guide, introduces the use of the phone, including SIM card, memory card, power on, standby mode, screen icons and other content.
This guide provides step‑by‑step instructions for using the Sony Ericsson S312 mobile phone. It covers basic operations such as turning the device on, entering PIN codes, navigating menus with the navigation keys, and making calls.
The manual also describes hardware features like the removable battery, Memory Stick Micro (M2) card slot, and the meaning of on‑screen icons for signal strength, battery status, missed calls, messages, Bluetooth, and more. This manual is written in Chinese.
| Supported memory card | Memory Stick Micro (M2) |
|---|
Turn off the phone, remove the battery, then insert the SIM card as shown in the manual.
The icon shows GSM signal strength; full bars mean good signal, fewer bars mean weaker signal.