NETGEAR Nighthawk C6900 Quick Start Manual
Quick Start
Nighthawk
AC1900 WiFi Cable Modem Router
Model C6900
Package Contents
The box contains the following items.
Modem router
Ethernet cable
Power adapter
November 2016
NETGEAR, Inc.
350 East Plumeria Drive
San Jose, CA 95134, USA
Support
Thank you for purchasing this NETGEAR product. You can visit www.netgear.com/support to
register your product, get help, access the latest downloads and user manuals, and join our
community. We recommend that you use only ocial NETGEAR support resources.
If you are experiencing trouble installing your cable modem, contact NETGEAR at
1-866-874-8924.
Customer-owned cable modem router might not be compatible with certain cable networks.
Check with your cable Internet provider to confirm that this NETGEAR cable modem router is
allowed on your cable network.
Trademarks
© NETGEAR, Inc., NETGEAR and the NETGEAR Logo are trademarks of NETGEAR, Inc.
Any non-NETGEAR trademarks are used for reference purposes only.
Compliance
For regulatory compliance information, visit:
http://www.netgear.com/about/regulatory/
.
See the regulatory compliance document before connecting the power supply.
Note: For XFINITY cable Internet service, Comcast
XFINITY recommends connecting your modem router to
a cable wall outlet.
4. Connect the power adapter.
Connect the power adapter to the modem router
and plug the power adapter into an electrical outlet.
Wait for the Power LED
and the Internet LED
to light solid green.
5. Connect a computer or mobile device to the
modem router.
To connect with WiFi, use the WiFi network name and
password on the modem router label.
For a wired connection, use an Ethernet cable to connect a
computer to an Ethernet port on the modem router.
1. Collect your cable Internet provider
information.
Collect your cable account number, account phone
number, and login information (your email address
or user name and password).
2. Turn o existing modems and routers.
If you are replacing a modem that is currently
connected in your home, unplug the modem and
plug the new modem router into the same outlet.
3. Connect a coaxial cable.
Use a coaxial cable that is provided by your
cable company to connect the cable port on the
modem router to a cable wall outlet or a line
splitter.
6. Log in to the modem router.
Launch a web browser.
The modem router menu displays.
If you do not see the modem router menu, enter
http://routerlogin.net or http://192.168.0.1
in the address field of the web browser.
When prompted to log in, do the following:
Enter admin for the user name and password for
the password.
Change the admin password.
Enter security questions and answers.
7. Activate your Internet service.
For information about how to set up your Internet
service, see Activate Your Internet Service on page
6.
Ethernet
cable
Modem router
Internet
Power adapter
You can use this diag ram to connect your modem ro uter or follow the detaile d instructions in th is booklet.
1
Contents
LEDs ................................................................................................................................ 2
Install Your Modem Router ....................................................................................... 4
Activate Your Internet Service ................................................................................ 6
Comcast Self-Activation ........................................................................................... 8
WiFi Network Name and Password .......................................................................10
Join the WiFi Network ..............................................................................................11
View or Change the Modem Router Settings ....................................................13
Change the WiFi Network Name and Password ................................................14
Access a USB Device on the Network .................................................................15
Download the NETGEAR genie App ...................................................................... 16
2
LEDs
The LEDs on the modem router light to indicate modem router
activity:
Internet LED
Downstream LED
Upstream LED
2.4 GHz WiFi LED
5 GHz WiFi LED
Power LED
Ethernet LED
WiFi On/O button and LED
WPS button and LED
3
LED Description
Power • Solid green. Power is supplied to the modem router.
• O. No power is supplied to the modem router.
• Solid red. Thermal cuto mode. Power o the unit, let it
cool, and move it away from heat sources (such as a TV,
DVD player, or speakers) and keep it vertical in open air.
Downstream • Solid amber. One downstream channel is locked.
• Solid green. Two or more downstream channels are
locked.
• Blinking green. The modem router is scanning for a
downstream channel.
• O. No downstream channel is locked.
Upstream • Solid amber. One upstream channel is locked.
• Solid green. Two or more upstream channels are locked.
• Blinking green. The modem router is scanning for an
upstream channel.
• O. No upstream channel is locked.
Internet • Solid green. The modem router is online.
• Blinking green. The modem router is synchronizing with
the cable provider’s cable modem termination system
(CMTS).
• Slow blinking amber and green. The modem router
reached the trac meter limit. (For information about the
trac meter, see the modem router’s user manual.)
• O. The modem router is oine.
2.4 GHz WiFi • Solid green. The 2.4 GHz radio is on.
• O. The 2.4 GHz radio is o.
5 GHz WiFi • Solid green. The 5 GHz radio is on.
• O. The 5 GHz radio is o.
Ethernet • Solid green. A device is connected to an Ethernet port
and powered on. Ethernet port LEDs are located on the
rear panel.
• O. No device is connected to an Ethernet port.
4
LED Description
WiFi On/O
button with LED
Pressing this button for two seconds turns the WiFi radios
in the modem router on and o. If this LED is lit, the WiFi
radios are on. If this LED is o, the WiFi radios are turned o
and you cannot use WiFi to connect to the modem router.
WPS button with
LED
This button lets you use WPS to join the WiFi network
without typing the WiFi password. The WPS LED blinks
during this process and then lights solid.
Install Your Modem Router
¾ To install your modem router:
1. Collect your cable Internet provider information.
Collect your cable account number, account phone number,
and login information (your email address or user name and
password).
2. Turn o existing modems and routers.
If you are replacing a modem that is currently connected in your
home, unplug the modem and plug the new modem router into
the same outlet.
3. Connect a coaxial cable.
Use a coaxial cable that is provided by your cable company to
connect the cable port on the modem router to a cable wall
outlet or a line splitter.
Note: For XFINITY cable Internet service, Comcast XFINITY
recommends connecting your modem router directly to a cable wall
outlet.
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