LT 928 User Manual is the user manual of Tianyi mobile phone, which introduces the safety precautions, appearance, specifications, pre-use preparation work, menu functions and other content
This manual covers safety precautions, device dimensions, battery handling, and UIM‑card installation for the LT 928 mobile phone. It also details the phone’s specifications such as screen resolution, storage capacities, and supported features.
The guide explains how to navigate the main menu, use messaging, call functions, multimedia, and additional services like call forwarding and roaming. Appendices include common fault diagnostics and a list of abbreviations. This manual is written in Chinese.
| Weight | 658 g |
|---|---|
| Screen resolution | 1.77" TFT 128 × 160 |
| Card type | UIM card |
| Network system | CDMA 2000 1X 800 MHz |
| Phonebook capacity | 500 groups (phone memory) |
| SMS storage | 100 received, 100 sent/unsent messages |
| Call log capacity | 20 entries each for missed, received, dialed |
| Vibration support | Yes |
The phone can store up to 500 groups in its internal memory; the exact number on a UIM card depends on the card type.
Turn off the phone, remove the battery, insert the UIM card with the notch facing outward, then replace the battery and close the back cover.
The phone will automatically shut off when the battery is fully drained; you should connect the charger to restore power.
Keep the phone at least 6 inches (15 cm) away from a pacemaker or similar medical device.