D-Link Air DWL-520 User manual

2.4GHz Wireless
PCI Adapter
DWL-520
©2002 D-Link Systems, Inc. All rights reserved. Trademarks or registered trademarks are the property of their respective holders. Software and
specifications subject to change without notice. DWL-520C1 12202002
If any of the above items are missing, please contact your reseller.
CD-ROM (containing Drivers, Manual and Warranty)
This product works with the following operating
system software: Windows XP, Windows
2000, Windows Me, Windows 98se
Before You Begin
DWL-520 2.4GHz Wireless PCI Adapter
Check Your Package Contents
These are the items included with your DWL-520 purchase:
Turn on the computer and
Insert the D- Link Air DWL-520 Driver
CD in the CD-ROM drive.
The step-by-step instructions that follow are shown
in Windows XP. The steps and screens are similar
for the other Windows operating systems
Insert the D-Link CD-ROM Into Your
Computer Do NOT install
the DWL-520
Cardbus Adapter into
your computer before
installing the driver
software on the D-Link
CD!
You must have at least the following:
•A desktop computer with an available 32-bit PCI slot
•At least a 300 MHz processor and 32 MB of memory
•An 802.11b Access Point (for Infrastructure Mode) or another 802.11b wireless
adapter (for Ad-Hoc; Peer-to-Peer networking mode.)

The Install Screen will appear.
If the CD Autorun function
does not automatically start
on your computer , type
“D:\Setup.exe.” If it does
start, proceed to the next
screen.
The letter “D”
represents the
letter of the CD-ROM
drive. Your CD-ROM
drive may be a different
drive letter.
Type “D:\Setup.exe.”
Click OK
Click Next
Continued...
Click Next
Click Install Driver/PC Utility

Installing the DWL-520 Wireless PCI
Adapter in Your Computer
Shut down your computer
Click Finish
A. Make sure to turn off your computer and unplug the power cord.
Remove the back cover of the computer.
B. Install the DWL-520 carefully and firmly seat it into an available PCI slot
(which is usually “white” or “cream” colored).
C. Secure the DWL-520 back panel shield with a screw.
D. Replace the computer’s cover.
E. Place the computer back in its normal position.
F. Attach the DWL-520’s antenna to the socket on the back panel shield.

Restart Your Computer
When you restart your computer
this Found New Hardware
Wizard (Windows XP) screen
will appear:
Click Next
Select Install the software
automatically (Recommended)
Continued...
Antenna
Used to wirelessly
connect to 802.11b
networks.
Back Panel Shield
Once properly installed,
this panel should be at the
back of your computer.
Screw Mount
The screw to secure
the PCI Adapter to
the back of your
computer will fit in
this slot
32-bit connector
This is the connector that fits
into the PCI slot on your
computer’s motherboard
Link/Activity LED
Indicates that the DWL-650 is
properly installed when the
computer is on and blinks when
data is being transmitted

For Windows 2000, this
Digital Signature Not
Found screen may appear
after your computer restarts.
The D-Link driver software for this device is
undergoing Windows Logo testing. Microsoft
certification is pending.
Click Yes to finalize the
installation.
For Windows XP: This Hardware
Installation alert screen may appear
after the desktop computer restarts.
Click Continue Anyway
to finalize the installation
Click Finish to finalize
the installation.
Continued...

Your Installation is Complete!
After you’ve continued in Windows 2000, ME, or 98SE, the D-Link Air DWL-520
Configuration Utility will automatically start and the utility icon will appear in the
bottom right hand corner of the desktop screen (systray). If this icon appears
GREEN, then you have successfully installed the DWL-520, are connected
to a wireless network and are ready to communicate!
Double-click the utility icon to
use the configuration utility.
By default in Windows XP you can use
the Wireless Zero Configuration to change
the wireless settings on your DWL-520
If you want to use the AirPlus
utility instead of the Wireless
Zero Configuration built in to
Windows XP, go to Network
Connection Properties and
uncheck the following.

Appendix
Using the Configuration Utility
A. Status: Displays the
MAC Address of the
Access Point that is
associated with the
DWL-520.
B. SSID:The Service Set
Identifier is the name
assigned to the wireless
network. The factory
SSID setting is set to
default.
C. TxRate: The default setting is
Auto; meaning, TxRate settings
are automatically determined by
the DWL-520 depending on the
distance from the access point.
E. Link Quality / Signal Strength:
Displays the Link Quality for the DWL-
520 wireless connection to the access
point. The Signal Strength represents
the wireless signal between the access
point and the DWL-520. The percentage
coincides with the graphical bar.
D. Channel: Displays the
channel information. By
default, the channel is
set to 6 and selection is
automatically determined
by the DWL-520.
F. Data Rate:
Graphically displays
the statistics of data
transmitted and
received.
E
C
D
F
B
A

G. SSID: The Service Set
Identifier is the name as-
signed to the wireless
network. The factory SSID
setting is set to default. Make
changes here to match the
SSID on existing Wireless
Router or Access Point.
H. Wireless Mode:
The factory setting is
set to Infrastructure.
Ad-Hoc mode is used
for peer-to-peer
networking.
I. Channel: By default, the
channel is set to 6. Channel
selection is automatically
determined by the DWL-520
depending on the channel
setting of the access point
selected for association. To
change the channel settings,
the Wireless Mode must be
set to Ad-hoc.
J. TxRate: You can
adjust the transmis-
sion rate to get the
best signal possible
depending on your
usage and your
environment.
K. Preamble: By default,
D-Link Air Products are set to Auto Preamble. The
Preamble defines the length of the CRC block (Cyclic
Redundancy Check is a common technique for
detecting data transmission errors) for communication
between the Access Point and wireless network
adapters. High network traffic areas should use the
shorter preamble type.
Appendix
K
H
I
G
J
The preamble setting of the
DWL-520 must match the preamble
setting of the Wireless Router or Access
Point in order to communicate on the
network.

IP Address Configuration
To connect to a network, make sure
the proper network settings are
configured for DWL-520.
For Microsoft Windows XP:
Go to Start > right click on
My Network Places >
select Properties > Double-click on
the Network Connection associated
with the DWL-520.
Input a static IP address in the same
range as the Wireless Router or
Access Point.
Static IP address setup
Click OK
IP address: 192.168.0.52
Subnet mask: 255.255.255.0
Click OK
Click Internet Protocol (TCP/IP)
Click Properties
Select Obtain an IP address
automatically (if the Wireless
Router or Access Point has DHCP
server enabled)
Select Obtain DNS server
address automatically
Dynamic IP address setup
Used when a DHCP server is available on
the local network. (i.e. Router)
Used when a DHCP server is not available
on the local network.
Select Use the following IP address

For Windows 2000 users:
Go to Start > Settings > Network and
Dial-up Connections > Double-click on
the Local Area Connection associated
with the DWL-520 > select Properties
Used when a DHCP server is available on
the local network. (i.e. Router)
Static IP address setup
Input a static IP address in the same
range as the Wireless Router or
Access Point.
Click Properties
Click OK
IP address: 192.168.0.52
Subnet mask: 255.255.255.0
Click OK
Click Internet Protocol (TCP/IP)
Select Obtain an IP address
automatically (if the Wireless Router
or Access Point has DHCP server
enabled)
Select Obtain DNS server
address automatically
Select Use the following IP
address
Dynamic IP address setup
Used when a DHCP server is not available
on the local network.

Click Internet Protocol (TCP/IP)
Go to Start > Settings > Control Panel > Double-
click on the Local Area Connection associated
with the DWL-520 > select Properties
Used when a DHCP server is available on
the local network. (i.e. Router)
For Windows Me and 98se users:
Click Properties
Select Obtain an IP address
automatically (if the Wireless
Router or Access Point has
DHCP server enabled)
Select Detect connection
to network media
Click OK
IP address: 192.168.0.52
Subnet mask: 255.255.255.0
Select Use the following IP
address
Click Internet Protocol (TCP/IP)
Click OK
Input a static IP address in the same
range as the Wireless Router or
Access Point.
Dynamic IP address setup
Static IP address setup
Used when a DHCP server is not available
on the local network.

Technical Support
You can find the most recent software and user documentation on the D-Link website.
D-Link provides free technical support for customers within the United States for the
duration of the warranty period on this product.
U.S. customers can contact D-Link technical support through our web site or by
phone.
D-Link Technical Support over the Telephone:
[phone]
24 hours a day, seven days a week
D-Link Technical Support over the Internet:
http://support.dlink.com
email: [email protected]