This document describes the features and characteristics of TP-Link's TL-WN851N/TL-WN951N 11N PCI wireless adapter, including supported wireless protocols, encryption methods, and transmission rate.
This manual introduces the TL-WN851N/TL-WN951N 11N wireless PCI network card, its features, supported standards, and security options. It explains the hardware components, required accessories, and safety notices.
Installation instructions cover both hardware mounting into a 32‑bit PCI slot and software driver setup on Windows systems. The guide also details LED indicator meanings, configuration of wireless profiles, QSS security settings, and includes a full specifications table. This manual is written in Chinese.
| Bus Type | 32‑bit PCI |
|---|---|
| Supported Standards | IEEE 802.11n/g/b |
| Operating Systems | Windows 2000, XP, Vista |
| Maximum Throughput | 300 Mbps |
| Modulation | CCK, DQPSK, DBPSK (11b); QPSK, BPSK, 16‑QAM, 64‑QAM (g/n) |
| Transmission Power | 20 dBm (max) |
| Frequency Range | 2.4 ~ 2.4835 GHz |
| Operating Temperature | 0 ~ 40 °C |
| Storage Temperature | -40 ~ 70 °C |
| Humidity | 10 % ~ 90 % RH (non‑condensing) |
A solid green LED shows the card is inserted and powered; a flashing LED indicates the card is searching for networks; a steady green LED means the card is connected but idle; a flashing green LED means data is being transmitted.
The card works with Windows 2000, Windows XP, and Windows Vista.
The maximum throughput is 300 Mbps.