This manual mainly introduces the use methods, safety issues and battery usage precautions of BenQ M315 mobile phone.
This manual covers safety precautions, proper handling, and usage instructions for the BenQ M315 mobile phone, including battery care, antenna handling, and guidelines for use in vehicles, aircraft, and hazardous environments.
It also includes a detailed table of contents, step‑by‑step procedures for making calls, managing contacts, using the camera and Bluetooth, and a troubleshooting section with common problems and solutions. This manual is written in Chinese.
| Talk time (no Bluetooth) | 3–5 hours |
|---|---|
| Talk time (with Bluetooth) | 2.8–4.6 hours |
| Standby time (no Bluetooth) | 65–142 hours |
| Standby time (with Bluetooth) | 50–100 hours |
The phone provides about 3 to 5 hours of talk time when no Bluetooth headset is connected.
Check that the battery is not depleted and charge it before trying again.
Make sure the SIM card is correctly inserted and clean its contacts; if the problem persists, have the carrier test the card.