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Page 11 / 104 Scroll up to view Page 6 - 10
TL-WR840N
300Mbps Wireless N Router User Guide
- 2 -
Chapter 1. Introduction
1.1 Overview of the Router
The TL-WR840N 300Mbps Wireless N Router integrates 4-port Switch, Firewall, NAT-Router and
Wireless AP. Powered by 2x2 MIMO technology, the 300Mbps Wireless N Router delivers
exceptional range and speed, which can fully meet the need of Small Office/Home Office (SOHO)
networks and the users demanding higher networking performance.
The TL-WR840N 300Mbps Wireless N Router provides up to 300Mbps wireless connection with
other 802.11n wireless clients. The incredible speed makes it ideal for handling multiple data streams
at the same time, which ensures your network stable and smooth. The performance of this 802.11n
wireless Router will give you the unexpected networking experience at speed much faster than
802.11g. It is also compatible with all IEEE 802.11g and IEEE 802.11b products.
With multiple protection measures, including SSID broadcast control and wireless LAN
64/128/152-bit WEP encryption, WiFi protected Access (WPA2- PSK, WPA- PSK), as well as
advanced Firewall protections, the TL-WR840N 300Mbps Wireless N Router provides complete
data privacy.
The TL-WR840N 300Mbps Wireless N Router provides flexible access control, so that parents or
network administrators can establish restricted access policies for children or staff. It also supports
Virtual Server and DMZ host for Port Triggering, and then the network administrators can manage and
monitor the network in real time with the remote management function.
Since the Router is compatible with virtually all the major operating systems, it is very easy to
manage. Quick Setup Wizard is supported and detailed instructions are provided step by step in
this user guide. Before installing the Router, please look through this guide to know all the
Router’s functions.
Simple Installation
Flexible Access Control
Multiple Security Protections
Incredible Speed
Page 12 / 104
TL-WR840N
300Mbps Wireless N Router User Guide
- 3 -
1.2 Conventions
The Router or TL-WR840N mentioned in this guide stands for TL-WR840N 300Mbps Wireless N
Router without any explanation.
1.3 Main Features
Complies with IEEE 802.11n to provide a wireless data rate of up to 300Mbps.
One 10/100M Auto-Negotiation RJ45 WAN port, four 10/100M Auto-Negotiation RJ45 LAN
ports, supporting Auto MDI/MDIX.
Provides WPA/WPA2, WPA-PSK/WPA2-PSK authentication, TKIP/AES encryption security.
Shares data and Internet access for users, supporting Dynamic IP/Static IP/PPPoE Internet
access.
Supports Virtual Server, Special Application and DMZ host.
Supports UPnP, Dynamic DNS, Static Routing.
Provides Automatic-connection and Scheduled Connection on certain time to the Internet.
Built-in NAT and DHCP server supporting static IP address distributing.
Supports Parental Control and Access Control.
Connects Internet on demand and disconnects from the Internet when idle for PPPoE.
Provides 64/128/152-bit WEP encryption security and wireless LAN ACL (Access Control
List).
Supports Flow Statistics.
Supports firmware upgrade and Web management.
Page 13 / 104
TL-WR840N
300Mbps Wireless N Router User Guide
- 4 -
1.4 Panel Layout
1.4.1 The Front Panel
Figure 1-1 Front Panel sketch
The Router’s LEDs are located on the front panel (View from left to right).
Name
Status
Indication
（
Power
）
Off
Power is off.
On
Power is on.
(System)
Flashing
The Router is working properly.
On/Off
The Router has a system error.
(WLAN)
Off
The Router isn’t connected to any wireless device.
On
The Router is connected to some wireless device(s).
Flashing
Data is being transferred between the Router and the
wireless device(s) connected to it.
(WAN),
(LAN 1-4)
Off
There is no device linked to the corresponding port.
On
There is a device linked to the corresponding port but
there is no activity.
Flashing
There is an active device linked to the corresponding port.
(
WPS
)
Slow Flash
A wireless device is connecting to the network by
WPS
function. This process will last in the first 2 minutes.
On
A wireless device has been successfully added to the
network by
WPS
function.
Quick Flash
A wireless device failed to be added to the network by
WPS
function.
Table 1-1 The LEDs Description
Note:
After a device is successfully added to the network by
WPS
function, the
WPS
LED will keep on
for about 5 minutes and then turn off.
Page 14 / 104
TL-WR840N
300Mbps Wireless N Router User Guide
- 5 -
1.4.2 The Rear Panel
Figure 1-2 Rear Panel sketch
The following parts are located on the rear panel (View from left to right).
WIFI:
This button is used to enable/disable the Router’s wireless function.
WPS/RESET:
This button is used for both WPS and Reset function. To use the WPS
function, press it for less than five seconds; to use the RESET function, press it for more
than five seconds.
Used as RESET button:
There are two ways to reset to the Router's factory defaults:
1) Use the
Factory Defaults
function on
System Tools
->
Factory Defaults
page in the
Router's Web-based Utility.
2) Use the
WPS/RESET
button: With the Router powered on, press and hold the
WPS/RESET
button (more than 5 seconds) until the SYS LED becomes quick-flash from
slow-flash. Then release the button and wait the Router to reboot to its factory default
settings.
Used as WPS button:
If you have client devices, such as wireless adapters, that support Wi-Fi Protected Setup,
then you can press this button to quickly establish a connection between the Router and
client devices and automatically configure wireless security for your wireless network.
INTERNET:
This INTERNET port is where you will connect the DSL/cable Modem.
4,3,2,1 (LAN):
These ports (4,3,2,1) connect the Router to the local PC(s).
ON/OFF:
The switch for the power.
POWER:
The Power socket is where you will connect the power adapter. Please use the
power adapter provided with this TL-WR840N 300Mbps Wireless N Router.
Page 15 / 104
TL-WR840N
300Mbps Wireless N Router User Guide
- 6 -
Chapter 2. Connecting the Router
2.1 System Requirements
Broadband Internet Access Service (DSL/Cable/Ethernet)
One DSL/Cable Modem that has an RJ45 connector (which is not necessary if the Router is
connected directly to the Ethernet.)
PCs with a working Ethernet Adapter and an Ethernet cable with RJ45 connectors
TCP/IP protocol on each PC
Web browser, such as Microsoft Internet Explorer, Mozilla Firefox or Apple Safari
2.2 Installation Environment Requirements
Place the Router in a well ventilated place far from any heater or heating vent
Avoid direct irradiation of any strong light (such as sunlight)
Keep at least 2 inches (5 cm) of clear space around the Router
Operating Temperature: 0
℃
~40
℃
(32
℉
~104
℉
)
Operating Humidity: 10%~90%RH, Non-condensing
2.3 Connecting the Router
Before installing the Router, make sure your PC is connected to the Internet through the
broadband service successfully. If there is any problem, please contact your ISP. After that, please
install the Router according to the following steps. Don't forget to pull out the power plug and keep
your hands dry.
1.
Power off your PC, Cable/DSL Modem, and the Router.
2.
Locate an optimum location for the Router. The best place is usually at the center of your
wireless network.
3.
Connect the PC(s) and each Switch/Hub in your LAN to the LAN Ports on the Router, shown
in Figure 2-1. (If you have the wireless NIC and want to use the wireless function, you can
skip this step.)
4.
Connect the DSL/Cable Modem to the WAN port on the Router, shown in Figure 2-1.

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