TP-Link TD-8840T User manual

1
Turn off all of your network devices, including your computer(s) and the
Modem Router. If you currently use a modem, disconnect it now - the Modem
Router will replace your current modem.
Connect your computer to the Port
labeled “1~4” on the Modem
Router with an Ethernet cable.
Connect the LINE port of the
splitter to the wall jack using a
telephone line, then connect the
MODEM port of the splitter to the
LINE port of the modem with
another telephone line, also have
the PHONE port of the splitter
connected to a telephone.
If no telephone is needed,
please connect the LINE port of
the Modem Router to the wall jack
using the telephone line directly.
Plug the provided Power Adapter
into the POWER jack on the back
of the Modem Router and the other
end to a standard electrical wall
socket.
Note
Note The product model shown in this QIG is TD-8840T, as an example.
Installation

2
Turn on all of your network devices, including your computer(s) and the
Modem Router then check to see if the LEDs of the Modem Router display
normally as the diagram below describes.
If the LEDs display abnormally, please check to see if all the cable connectors
(power adapter, phone line and Ethernet cable) are well connected to your
device. With the phone line well connected, if the ADSL LED turns off after a
quick-flash, please contact your ISP to ensure that your internet connection is
active.
Note
Note To configure the device, you can either run the Resource CD (method one),
or run the Web based Quick Setup Wizard (method two). TP-LINK strongly
recommends that you run the Resource CD.
Power: Solid light
ADSL: Flashing when the modem
is synchronizing; Solid light if the
modem is synchronized
LAN: Solid light if the corresponding
port is connected

3
The configuration has now been completed. Please skip to Step 3 “Testing the
Internet Connection” on page 8.
Insert the provided Resource
CD into your CD-ROM drive.
The Setup Wizard will
automatically pop up on
your computer’s screen.
Then a flash video will pop up and
show you how to connect your
devices. After that, the Easy Setup
Assistant will start.
Please select your product
model and click Start Setup
Click START, and then follow the
step-by-step instructions until you
complete the configuration

4
Login
If the dialog box does not pop up, please refer to T3 in the Troubleshooting
guide on page 9. T2 will help you if you forget the password.
A
dialog box will prompt you for
the User name and Password.
Enter the default values and click
OK.
Note
The web management page will
display after a successful login.
Open your web browser and
type in 192.168.1.1 in the
address bar and press Enter
User name: admin
Password: admin
Click OK
Click Quick Start

5
Internet Parameters Configuration
This page will then display.
2
1. If you did not get the Connection Type information, please contact your
ISP for this information.
2. Bridge mode is not recommended because multiple computers are not
permitted to share Internet access in this mode.
Note
Choose the Connection Type given
by your ISP.
If PPPoE/PPPoA is selected, please
proceed to AǗ
If Dynamic IP Address or Bridge
Mode is selected, please skip to BǗ
If Static IP Address is selected,
please skip to C.
Click NEXT
Click NEXT
Select your Time Zone
from the drop-down list
Click NEXT
Click RUN WIZARD

6
A Configuration for PPPoE/PPPoA
This page will then display.
If you did not get the Username, Password, VPI, VCI information, please
contact your ISP for this information.
After completing the above configuration, please skip to Quick Start Complete
on page 7.
B Configuration For Dynamic IP Address or Bridge Mode
If you did not get the VPI, VCI information, please contact your ISP for this
information.
After completing the above configuration, please skip to Quick Start Complete
on page 7.
This page will then display.
Note
Note
Enter the VPI and VCI values
given by your ISP
Enter the Username and
Password given by your ISP
Click NEXT
Enter the VPI and VCI values
given by your ISP
Click NEXT

7
Note
C Configuration For Static IP Address
If you did not get the VPI, VCI, IP Address, Subnet Mask, Gateway
information, please contact your ISP for this information.
After completing the above configuration, please proceed to Quick Start
Complete.
Quick Start Complete
Now, your Modem Router has been configured and is rebooting. Please do not turn
off the Modem Router while it’s rebooting.
To continue, the following page will
be displayed.
This page will then display.
Manually enter IP Address,
Subnet Mask, Gateway
provided by your ISP
Enter the VPI and VCI values
given by your ISP
Click NEXT
Click NEXT
Click CLOSE

8
Note
Note
The basic settings for your Modem Router are completed. Please open the web
browser and log on to the following websites:
http://www.tp-link.com
http://www.google.com
If the above websites can be accessed, it indicates that your Modem Router has
been configured successfully and you can start to enjoy the Internet. If the websites
cannot be accessed, please refer to “T4. What can I do if I cannot access the
internet?” in the Troubleshooting guide on page 14.
For the advanced configurations, please refer to the User Guide on the
Resource CD provided.
The above configurations only need to be set once. If you want other
computers in your LAN to access the Internet, please connect the desired
computer to the Modem Router directly. If the additional computer can not
access the Internet, please configure the computer’s IP address referring to
“T3. What can I do if I cannot access the web-based configuration
page?” in the Troubleshooting guide on page 9.

9
T1. How do I restore my Modem Router’s configuration to its factory default
settings?
Once the Router is reset, the current configuration settings will be lost and
you will need to re-enter all the parameters.
T2. What can I do if I forgot my password?
1) Restore the Modem Router’s configuration to its factory default settings. If you
don’t know how to do that, please refer to section T1.
2) Use the default user name and password: admin, admin.
3) Try to configure your Modem Router once again by following the instructions in
the previous steps of the QIG.
T3. What can I do if I cannot access the web-based configuration page?
1) Configure your computer’s IP Address.
For Windows XP OS
With the Router powered on, press and
hold the Reset button on the rear panel
for 8 to 10 seconds before releasing it.
Go to Start > Settings > Control
Panel, and then you will see the
following page.
Note
Troubleshooting
Hold it for 8 to 10 seconds
Click Network and
Internet Connections

10
Click Network Connections
Right-click Local Area
Connection
Click Properties
Double-click Internet
Protocol (TCP/IP)