This document is the user guide for Huawei U9000-81, providing safety precautions for the correct use of the phone, such as avoiding crashes, falls, bending, using in moist environments, and following regulations in certain places.
The Huawei U9000-81 User Guide provides safety precautions, hardware overview, and step‑by‑step instructions for installing SIM, microSD, and battery, as well as charging and battery‑saving tips. It also includes information on regulatory compliance such as SAR limits and FCC statements.
Additional sections cover basic phone operation, turning the device on and off, emergency call usage, and a FAQ that answers common setup and usage questions.
| Battery charging indicator (green) | Fully charged |
|---|---|
| Battery charging indicator (red) | Charging |
| SAR limit (USA/Canada) | 1.6 W/kg |
| Highest SAR (body) | 1.170 W/kg |
Open Settings → Display and turn off Auto‑rotate screen.
Go to Settings → Location & security → Set up screen lock → Pattern.
Touch and hold the text entry area, then select the desired input method.
Pull down the notifications bar and tap the music notification to return to the music screen.