D-Link DIR-821 User manual

Wireless AC1200
Dual Band Router with High-Gain Antennas
Quick Install Guide
DIR-821

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If any of the above items are missing, please contact your reseller.
DIR-821 AC1200 Dual Band Router with High-Gain Antennas
Power Adapter
Ethernet Cable
Wi-Fi Conguration Card
Quick Install Guide
Network Requirements:
Web-based Conguration Requirements
Package Contents
Minimum Requirements
• An Ethernet-based broadband modem
• Computer, smartphone or tablet with a Web browser*
* We recommend using the latest available browser version for the best performance.

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Hardware Overview
1Power LED A solid green light indicates a proper connection to the power supply.
2Internet LED A solid green light indicates a connection to the Internet port.
3WPS LED A solid green light indicates a successful connection using WPS. The light
will blink during the WPS process.
4WLAN LED A solid green light indicates the wireless function is working properly.
5LAN LEDs (1-4) A solid green light indicates a connection to an Ethernet-enabled device on
ports 1-4 respectively.
6LAN Ports (1-4) Connect Ethernet devices such as computers, switches, and game consoles.
7Internet Port Connect a broadband modem to this port using an Ethernet cable.
8Reset Button Press and hold the reset button with a paper clip for 10 seconds to reset the
router to the factory default settings.
9Power Port Connect the supplied power adapter.
10 Power Button Press to power the router on and o.
11 WPS Button
Press for 2 seconds to start the WPS process. The WPS LED will blink during
the process. The light will turn solid green when successfully connecting
to a device.
1 432
6
5
710 911
8

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• Users with DSL providers - If you are using a PPPoE connection, you will need
your PPPoE user name and password. If you do not have this information, contact
your Internet provider. Do not proceed until you have this information.
• Users with Cable providers - Make sure you unplug the power to your modem.
In some cases, you may need to turn it o for up to 5 minutes.
•Advanced Users - If your Internet Service Provider (ISP) provided you with a
modem/router combo, you will need to set it to “bridge” mode so the DIR-821
router can work properly. Please contact your ISP or refer to the user manual for
your modem/router device.
Before you Start
1Unplug the power to your DSL or Cable modem.
2Connect an Ethernet cable from the Internet port of the router to the
Ethernet port on your DSL or Cable modem.
Modem
Connect your Router
4 3 2 1 INTERNET POWER
POWER PORT WPS
Ethernet Port
Modem
Ethernet Cable
DIR-821
Internet Port (yellow)
NOTE: If your DSL or cable
modem uses a battery
backup, please remove
the backup battery and
ensure all lights are o on
the modem. Refer to the
modem’s user manual
if required.

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3Connect another Ethernet cable from the Ethernet port on your computer
to one of the LAN ports on the router. You can also connect wirelessly
to the router with your computer. Use the supplied Wi-Fi Conguration
Card for the Wi-Fi network name (SSID) and Wi-Fi password of the router.
Complete steps 4 and 5 before attempting to connect.
4Plug the power back into your DSL or cable modem. Please wait about
one minute before continuing.
4 3 2 1 INTERNET
POWER
POWER PORT WPS
4 3 2 1 INTERNET
POWER
POWER PORT WPS
Computer
Computer
Modem
Ethernet Cable
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5Plug the power adapter into your router and connect to an available
power outlet or surge protector. If the Power LED does not light up, press
the Power button on the back of the router.
6After the router has powered up, verify that the Power and Internet LEDs are
both lit. Proceed with router conguration.
Open a web browser (e.g., Internet Explorer, Chrome, Firefox, or Safari)
and enter http://dlinkrouter.local./ or the IP address of the router
(http://192.168.0.1).
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4 3 2 1 INTERNET POWER
POWERPOR T WPS
Computer
Modem
DIR-821
Conguration
There are two ways to congure your router:
A. Web Browser - Use a web browser from your computer.
B. QRS Mobile app - Use a mobile device with the D-Link QRS Mobile app.
Refer to the QRS Mobile Setup section for more information.
A. Web Browser Conguration
4 3 2 1 INTERNET 12V --1.5A POWER WPS
Wireless
Computer*
* If you are connecting wirelessly, you may now connect to the router using the supplied Wi-Fi
Conguration Card for the Wi-Fi network name (SSID) and Wi-Fi password.

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When the Welcome screen appears, click Next to continue.
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The router will automatically detect your Internet connection type. If not, then
select your Internet connection and click Next to continue.
3
DSL (PPPoE) users enter your PPPoE user name and password supplied by
your ISP. Click Next to continue.
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5
For both the 2.4GHz and 5GHz bands, create a name and password for your
Wi-Fi Network. Your wireless devices (i.e., tablets, smartphones, and laptops)
will need to have this information entered to be able to connect to your
wireless network. Click Next to continue.
Continue with the Setup Wizard to nish conguring your DIR-821 router.
Once completed, the Internet LED will turn green indicating that your router
is connected to the Internet.
Congratulations! You have completed the router installation.
4
If you have a Static IP connection, enter the IP information and DNS settings
supplied by your ISP. Click Next to continue.
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1Scan the code below or search “QRS Mobile” (App Store or Google Play) to
download the QRS Mobile App to your iPhone, iPad, or Android device.
Once your app is installed, you may now congure your router. Connect to
the router wirelessly by going to your wireless utility on your device. Scan
for the wireless network name as listed on the suppliedWi-Fi Conguration
card/sticker. Select the network and then enter the Wi-Fi Password.
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Once connected, tap on the QRS Mobile icon from your mobile device,
then tap Start to continue. Please follow the on-screen instructions to
complete the setup.
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B. QRS Mobile Setup
Once the Setup Complete screen appears, tap Save and write down the
new Wi-Fi Network name and password on your companion card for future
reference.
Note: To reconnect to your router, launch your wireless utility, select the new
Wi-Fi Network you created, and then enter your new Wi-Fi password.
iOS Android QRS Mobile App
Wi-Fi Name(SSID) 2.4Ghz:
dlink-xxxx
Wi-Fi Name(SSID) 5GHz:
dlink-xxxx-5GHz
Password: xxxxxxxx
To congure your router, go to:
http://dlinkrouter.local.
Or http://192.168.0.1
Username: “Admin”
Password:”“ (leave the eld blank)

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How do I connect my wireless devices to the DIR-821 router?
1. Open your wireless network utility that displays available wireless networks.
2. Select the Wi-Fi Network name you assigned in the wizard and connect.
Note: If you did not run the setup wizard or you reset the router to its default
settings, refer to the Wi-Fi Conguration Card included for the default Wi-Fi
Network Name and Wi-Fi Password.
You can also connect wireless devices to the DIR-821 router using WPS:
1. Press the WPS button on the DIR-821 for three seconds.
2. Within one minute press the WPS button on your wireless device.
3. Allow up to two minutes to connect.
Note: Some devices may require you to log in to a utility to start the WPS process.
Refer to the user manual of the device you want to connect to the router if you do
not know how to start the WPS process.
How do I change the wireless settings on the DIR-821 router?
1. Open a web browser (e.g., Internet Explorer, Chrome, Firefox, or Safari) and
enter http://dlinkrouter.local./ You can also enter the IP address of the
router (http://192.168.0.1).
2. At the login screen, enter the router password you created in the wizard (no
password by default).
3. Go to Setup > Wireless Settings > Manual Wireless Network Setup to
create a new Wi-Fi network name (SSID) and Wi-Fi password.
*Documentation available at http://support.dlink.ca/DIR-821
Troubleshooting