This document is the user manual for KE770 mobile phone, which introduces the features and usage of the phone. It also provides some safety precautions for usage.
This manual introduces the KE770 mobile phone, covering its functions, safety precautions, and how to install accessories such as smart cards and batteries. Detailed sections explain general usage, browsing, multimedia, and configuration options.
Additional chapters cover safety and effective use rules, battery handling, power‑saving features, and a list of accessories with technical data for the device. This manual is written in Chinese.
| System | GSM 900 / DCS 1800 / PCS 1900 |
|---|---|
| Phone usage temperature limit (Normal) | 55°C |
| Phone usage temperature limit (Charging) | 45°C |
The manual advises to turn off the phone before boarding and not to use it on the plane.
Only genuine LG batteries and chargers should be used with the KE770.
The phone can be used up to 55 °C under normal conditions.
When charging, the temperature limit is reduced to 45 °C.