2    D-Link Wireless N Services Router
ENGLISH
About This Guide
This guide gives step by step instructions for 
setting up D-Link DSR-250N Services Router. 
Please note that the model you have purchased 
may appear slightly different from those shown in 
the illustrations.
Unpacking the Product
Open the shipping carton and carefully unpack its 
contents. Please consult the packing list located 
in following information to make sure all items are 
present and undamaged. If any item is missing 
or damaged, please contact your local D-Link 
reseller for replacement.
 - One (1) DSR-250N Wireless Services Router 
Appliance.
 - One (1) 12V/1.5A Power Adapter 
 - One (1) Console Cable (RJ45-to-DB9 Cable)
 - One (1) Ethernet (CAT5 UTP/Straight Through) 
Cable
 - One (1) Reference CD (CD-ROM containing 
product documentation in PDF format)
 - Two (2) Detachable Omni-direction antennas .
Item Feature Description
A LED 
(Top to bottom)
Power LED: Indicates the Services 
Router is powered on.
2.4GHz WLAN LED: A solid light 
indicates that the wireless segment 
is ready. This LED blinks during 
wireless data transmission.
B USB Port (1) It can support various USB 1.1 or 
2.0 devices below:
1.Flash Disk or Hard Disk for 
network sharing.
2.WCN Conguration (It will be 
supported by future rmware 
upgrade)
3.Printer (It will be supported by 
future rmware upgrade)
C WPS Button Wi-Fi Protected Setup (WPS) 
System is a simplied method for 
securing your wireless network 
during the “Initial setup” as well as 
the “Add New Device” processes. 
Please refer to the user manual for 
more detail process.
D Gigabit LAN port 
(1-8)
Connect Ethernet devices, such as 
computers, switches and hubs.
E Gigabit WAN 
port (1)
One auto MDI/MDIX WAN ports 
are the connection for the Ethernet 
cable to the cable or DSL modem.
F Console Port (1) Used to access Command Line 
Interface (CLI) via RJ45-to-DB9 
console Cable.
Table 1: DSR-250N Front Panel Descriptions
Device Status LEDs and Ethernet Port LEDs
The device LEDs show information about current 
device  status.  When  the  device  power  up,  the 
POWER/STATUS  LED  will  show  solid  orange 
during power on process. Startup takes one minute 
approximately  to  complete,  the  LED  will  change 
to  solid  green.  If  you  want  to  turn  the  device  off 
and  on  again,  we  recommend  you  wait  a  few 
seconds between shutting it down and powering it 
back. The Ethernet LEDs show the status of each 
Ethernet port. Table 2 lists the name, color, status 
and description of each device LED.
Figure 2. Ethernet RJ-45 Port LEDs 
TX/RX
Status
Link
Speed
DSR-250N Front Panel
Product Overview
Figure 1: DSR-250N Front Panel
This chapter provides detailed descriptions of the 
DSR-250N device and its components.
FDA CEB