Key facts
- Brand
- TP-Link
- Model
- TD-8840
- Category
- Other network devices
- Documents
- 3
- Languages
- EN
- Last added
- 2012-05-08
Start here

TP-Link TD-8840 ADSL2+ Modem Router User Guide
The TP-Link TD-8840 ADSL2+ Modem Router User Guide provides step‑by‑step instructions for hardware installation, quick setup, and detailed software configuration. It includes information on supported protocols, data‑rate limits, and environmental requirements.
The manual also contains a FAQ section that addresses common connection issues, required ISP parameters, and troubleshooting tips for LED indicators and dial‑up problems, helping users achieve a stable broadband connection.
TP-Link TD-8840 specifications
| Maximum download data‑rate | 24 Mbps |
|---|---|
| Maximum upload data‑rate | 3.5 Mbps |
| Maximum line length | 6 km |
| Operating temperature | 0 °C to 40 °C |
| Storage temperature | -40 °C to 70 °C |
| Working humidity | 10 % to 90 % RH |
| Storage humidity | 5 % to 90 % RH |
All TP-Link TD-8840 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What parameters are required from the ISP to set up the TD‑8840?
You need the connection protocol, user name, password, VPI/VCI values, and the AAL5 encapsulation mode (e.g., LLC/SNAP).
Which connection protocols does the TD‑8840 support?
The router supports PPPoA, PPPoE, MAC Encapsulation Routing (MER), IP over ATM (IPoA), and Bridging.
