ZyXEL Communications NWD7605 User manual

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User’s Guide
NWD7605
Dual-Band Wireless AX1800 USB Adapter
Copyright © 2022 Zyxel and/or its affiliates. All Rights Reserved.
Version 1.00 Edition 1, 06/2022

NWD7605 User’s Guide
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IMPO RTANT!
READ C AREFULLY BEFO RE USE.
KEEP THIS G UIDE FO R FUTURE REFERENCE.
Screenshots and graphics in this book may differ slightly from your product due to differences in your
product firmware or your computer operating system. Every effort has been made to ensure that the
information in this manual is accurate.
Re la te d Do c um e nta tio n
•QuickStartGuide
The Quick Start Guide shows how to connect the NWD7605 and set up your network.
•MoreInformation
Go to suppo rt.zyxe l.c o m to find other information on the NWD7605.

Table of Contents
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Ta b le o f C o nte nts
Ta b le o f C o nte nts .................................................................................................................................3
Pa rt I: Use r’s G uide ............................................................................................ 4
C ha pte r 1
NWD7605 ...............................................................................................................................................5
1.1 Overview ........................................................................................................................................... 5
1.1.1 Internet Access ........................................................................................................................ 5
1.2 Installation ......................................................................................................................................... 5
1.3 Driver Installation ............................................................................................................................... 6
1.4 Network Connection ........................................................................................................................ 7
1.5 Hardware ........................................................................................................................................... 9
1.5.1 Front Panel ............................................................................................................................... 9
1.5.2 LED ............................................................................................................................................ 9
Pa rt II: Tro ub le sho o ting a nd A ppe ndic e s..................................................... 11
C ha pte r 2
Tro ub le sho o ting ..................................................................................................................................12
2.1 Power and Hardware Problems .................................................................................................... 12
2.2 WiFi Problems .................................................................................................................................. 12
Appendix A Customer Support ....................................................................................................... 14
Appendix B Legal Information ......................................................................................................... 19
Inde x ...................................................................................................................................................25

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PART I
Use r’s G uide

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CHAPTER 1
NWD7605
1.1 O ve rvie w
The NWD7605 dual-band wireless AX1800 USB adapter allows your computer to connect to the Internet
through a WiFi6 AP/Router. You first connect the NWD7605 to your computer and then install the driver.
See Section 1.2 on page 5 for supported computer operating systems.
The NWD7605 can connect to IEEE 802.11 a/b/g/n/ac/ax WiFi networks. WPS (Wi-Fi Protected Setup) is
enabled by default and allows you to easily connect to another WPS-enabled device. See Figure 1 on
page 5 for an Internet access example.
1.1.1 Inte rne t Ac c e ss
The NWD7605 connected to a laptop (C) allows you to connect to an access point (AP) for Internet
access. In the following figure, the WiFi client is labeled as Cand the access point is labeled as AP.
Fig ure 1 Internet Access
Note: Using a USB1.1or 2.0 interface on the computer might cause compatibility issues. USB 3.0
is recommended to ensure better device performance.
1.2 Insta lla tio n
Connect the NWD7605 to a USB port on your computer.
Install the NWD7605 on a computer with one of the following operating systems.
• Windows 10/Windows 11
• Linux v3.13 - 5.11

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1.3 Drive r Insta lla tio n
This section shows you how to install the NWD7605 driver.
1Open a web browser on your computer and go to https://www.zyxel.com/nwd7605driver.
2The following Zyxe l NWD7605 Drive r screen appears. Click Ne xt to continue.
Fig ure 2 Zyxel NWD7605 Driver
3The InstallShield wizard installs the NWD7605 driver as shown.
Fig ure 3 Zyxel NWD7605 Setup Status
4The Insta lla tShie ld Wiza rd C om ple te screen appears after the driver installation is completed. Click Finish
to close this window.

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Fig ure 4 InstallShield Wizard Complete
1.4 Ne two rk C o nne c tio n
This section shows you how to join a WiFi network using the NWD7605.
1Click on the Internet Access ( ) icon in the task bar on your computer to see available WiFi networks
detected by the NWD7605.
Fig ure 5 Internet Access Icon
2The available WiFi SSID list appears. Click on the SSID name of your AP/router WiFi network to join that
WiFi network.

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Fig ure 6 WiFi SSID List
3Use the (3a ) SSID and password or (3b) WPS to join the WiFi network of the AP/router.
3a After you select an SSID and click C o nne c t, the following screen appears. Enter the ne two rk
se c urity ke y to connect.
Fig ure 7 Network Security Key
3b After you select an SSID, the following screen appears. Click C o nne c t to enable WPS on the
NWD7605. Then, press the WPS button on a WPS-compatible AP/router within 120 seconds.
Fig ure 8 Connect
4The Ve rifying a nd c o nne c ting screen appears as shown. It will take about 20-30 seconds to connect to
the WiFi network.

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Fig ure 9 Verifying and Connecting
5The computer is now securely connected to the WiFi network.
Fig ure 10 Connected
1.5 Ha rdwa re
This section describes the front panel and LED functions of the NWD7605.
1.5.1 Fro nt Pa ne l
The following shows the front panel of the NWD7605.
Fig ure 11 Front Panel
1.5.2 LED
After you connect the NWD7605 to a computer, view the LED to ensure proper functioning of the
NWD7605 and as an aid to troubleshooting.
The following table describes the functions of the NWD7605’s LED.

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Table 1 NWD7605 LED
STATUS DESC RIPTIO N
On The driver is installed. The computer is connected to an AP and has access to the Internet.
Normal Blinking The driver is installed but the computer is not connected to an AP.
Slow Blinking The computer is connected to an AP and searching for an available WiFi network.
Rapid Blinking The NWD7605 is not associate with an AP and is still searching for an available WiFi network.
Off The NWD7605 is turned off or the driver is not installed.