This document is the user manual for Lenovo V821 mobile phone, providing instructions and precautions for using the phone. The manual includes information on battery usage, network connection, input methods, making and receiving calls, etc.
This manual covers safety and maintenance instructions, basic setup, and how to start using the Lenovo V821 phone. It explains battery handling, SIM card installation, and initial configuration of language and display settings.
The document details phone functions such as making and receiving calls, managing contacts, messages, entertainment apps, USB/UTP modes, and provides troubleshooting, FAQ, and full technical specifications for the device. This manual is written in Chinese.
| Product name | GSM Dual‑band GPRS |
|---|---|
| Model | V821 |
| Weight | 90 g (including standard battery) |
| Dimensions | 91 × 46 × 23 mm |
| Talk time | 120–240 minutes |
| Standby time | 80–150 hours |
| Battery capacity | 600 mAh |
| Operating temperature | +55 °C to –10 °C |
| Network bands | GSM 900 / DCS 1800 |
The manual includes a section titled “电池的拆卸和安装” that explains how to take out and replace the battery.
Refer to the “拨打电话” section, which describes the steps for dialing a number directly or from the phonebook.
The manual explains that you can reset the device via the “恢复出厂设置” option in the settings menu.