This manual introduces the basic use of Cisco Unified SIP Phone 3911, including key icons, phone screen icons, phone LEDs, call logs and speed dial, name and number entries, common phone tasks, etc.
This guide covers the Cisco 3911 Unified SIP Phone, describing its hardware layout, key functions, and how to connect it to an IP telephony network. It includes safety information, accessory compatibility, and steps for initial registration using the TAPS tool.
The manual details call handling features such as making, answering, holding, transferring, and conference calls, as well as voicemail and call log usage. It also provides troubleshooting tips, LED indicator meanings, and warranty information. This manual is written in Chinese.
| Network port speed | 10/100 Mbps |
|---|---|
| DC power requirement | 48 V |
After connecting the phone, press the microphone button, enter the TAPS extension number provided by the administrator, and follow the voice prompts to complete registration.
A steady‑on LED indicates a new voice message.
Cisco recommends high‑quality external devices that can shield unwanted RF and audio signals, such as head‑set headphones, and to use shielded cables or ferrite cores where possible.