This document is the user manual for Lenovo i909 mobile phone, which introduces the importance of reading the manual before using the phone, and Lenovo's disclaimer for the manual. The manual includes chapters on safety and maintenance, preparation before use, quick start guide, etc., and provides detailed information on the phone's appearance, key instructions, display screen, battery, network connection, and storage card, etc.
This manual covers safety and maintenance instructions, pre‑use preparations, quick‑start operations, the full function menu, input methods, common issues, glossary terms, and detailed technical parameters for the Lenovo i909 mobile phone.
It also includes important safety warnings for use in aircraft, near heat sources, and while driving, as well as battery handling, charger usage, and environmental limits to ensure reliable operation. This manual is written in Chinese.
| Dimensions | 111.4 mm × 50.2 mm × 15.5 mm |
|---|---|
| Weight | ≈112.8 g (including standard battery) |
| Battery Capacity | 1050 mAh |
| Talk Time | 180–300 minutes* |
| Standby Time | 300–400 hours* |
| Operating Temperature | -10 °C to +55 °C |
| Network Bands | GSM900/DCS1800 (supports PCS1900) |
Check the charger for faults, ensure the charging environment temperature is suitable, and verify that the charger plug is properly connected.
Delete some unnecessary entries from the phonebook to free up space before adding new contacts.
The phone must be turned off during the flight, and any automatic power‑on features should be disabled before boarding.