This manual covers the basic operation of the GK-303, including how to make and receive calls, adjust call volume, and use the function keys. It also explains advanced features such as GPRS connectivity, SIM lock settings, and automatic time updates.
Additional sections provide safety precautions, world‑time configuration, and a detailed troubleshooting guide with solutions for common issues like power problems, battery replacement, and SIM‑related errors. This manual is written in Chinese.
| SAR | 1.420 W/kg |
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Enable the automatic time update option in the settings menu.
Use the call volume adjustment function.