Brand: HUAWEI
Category: Other
Document Type: Manual
Language: EN
Manual for F616
Uploaded: Nov. 21, 2025, 7:15 p.m.
Manual Publish Date: 2013-01-01
Basic Operations
Powering On/Off: Press and hold the end key until the screen lights up to power on. Press and hold the end key to power off.
Making Calls: Enter number via keypad, select from Call log, or select from Contacts, then press to dial. Press to end the call.
Answering/Rejecting Calls: Press OK, , or lift the handset to answer. Press to reject.
Text Input: Supports T9, traditional, "123" numeric, and symbol input methods. Use * to switch input methods and # to enable/disable T9.
Tools
Alarms: Set alarms via Tools > Alarms. Press to deactivate.
Calculator: Basic calculations available via Tools > Calculator.
World Time: View world time via Tools > World time.
Troubleshooting and error codes
| Issue | Possible Cause | Solution |
|---|---|---|
| The FWT is not powered on. | The battery is not installed or charged. | Install or charge the battery. |
| The FWT cannot make or receive calls. | No network signal. | Move to an area with better signal coverage. |
| No sound during a call. | The volume is set to minimum. | Adjust the volume. |
| Cannot send or receive messages. | SIM card is not installed or has no service. | Install or check the SIM card. |