Brand: NTT docomo
Category: Mobile Phone
Document Type: Manual
Language: EN
Brand: NTT docomo
Category: Mobile Phone
Document Type: Manual
Language: EN
Uploaded: Nov. 21, 2025, 6:20 p.m.
Manual Publish Date: 2019-05-01
"Quick Start Guide" (Supplied accessories): Explains part names and functions.
"Instruction Manual" application (in Japanese only): Explains operations and settings. Searchable by free word, can open settings screens or launch applications.
"Instruction Manual" (PDF file): Explains operations and settings. Downloadable from NTT DOCOMO website.
Key icons are described as <, >. Operations for selecting icons or items are described as follows:
"SO-01M" is referred to as "the terminal". Descriptions are based on the default state. Easier procedures are described for functions with multiple operating procedures. Software updates may change operation procedures. Explanations for "Black" wallpaper and "docomo LIVE UX" are provided. Manual contents and URLs are subject to change. Screens and illustrations may differ from actual product.
| Error/Symptom | Possible Cause | Solution |
|---|---|---|
| Terminal does not turn on. | Battery is depleted. | Charge the battery. |
| Cannot make or receive calls. | No network connection. | Move to an area with better reception or check network settings. |
| Screen is unresponsive. | Temporary software issue. | Restart the terminal. |
| Cannot connect to Wi-Fi. | Incorrect password or network issue. | Check password and network settings. Restart router and terminal. |
| Apps are not working correctly. | Low available memory. | Delete saved data or uninstall unused apps. |