
DSTni-XPress DR Quick Start
DSTni-XPress DR/DR-IAP
DSTni-XPress DR and DSTni-XPress DR-IAP are
members of the Lantronix family of Device Servers.
DSTni-XPress DR-IAP devices allow you to install the
protocol suitable for your automation application.
When you complete the setup, you can Ethernet-enable a
serial device by connecting it to the serial port. (See the
DSTni-XPress DR User Guide on the software CD.)
Quick Connect
Screw Terminals for
RS-232 and RS-485/422
Reset Switch
Ethernet
Status LEDs
RJ45 10/100BASE-T
Ethernet Port
RESET
FR
AL
RS232
RS485
10/100BASE-T
SERIAL
RJ45 Serial Port
RS-232 & RS-422/485
Serial
Transmit Active LED
& Receive Active LED
RS-232 or RS-485/422
Select Switch
Screw Terminals for
9-30VDC or 9-24VAC
Setup
Follow these steps to quickly setup the device.
Step 1: Start DeviceInstaller
1. Insert the software CD into your CD-ROM drive.
When the main window appears, click the Device
Installer button and follow the instructions on the
screen.
2. Click the Start button, and then point to Programs.
Point to the folder that contains Device Installer, then
click Device Installer. The Device Installer main
window will appear.
Step 2: Assign an IP Address
1. Click the Assign IP icon.
Address window displays.
The Assign IP
1. Connect the XPress DR to the network through the
Ethernet port. (The unit must be on the same network
as your computer.)
2. Connect power (9-30VDC or 9-24VAC).
GND
DC+
19 20
9-30VDC
9-24VAC
21 22
DC-
GND
3. Verify that the green Link LED is lit.
2. In the Enter the Hardware or Ethernet Address
field, type the Ethernet address (MAC address) listed
on the Device Server label (on the right side of the
unit).
3. In the Enter IP Address to assign field, type the IP
address of the Device Server (xxx.xxx.xxx.xxx
format). Select a PC Network Class.
4. Click the Set IP Address button. The Assign IP
Successful message displays. Click OK.
Step 3: Search the Network
1. Click the Search Network icon
. The Search
Network window displays.
2. Click the Start Search button. The message Response
from xxx.xxx.xxx.xxx appears in the window. Click the
Save button and a device saved message appears. Click
OK then the Back button. The IP Address and
Hardware Address appear in the window.
900-289 Rev B

Step 4: Pinging Devices
1. From the main DeviceInstaller window, select the
installed device from the list, then click the Ping
Device icon
. A reply from the selected device
indicates an active device. An error message indicates
a problem with the network. See the user manual for
troubleshooting network problems.
2. From the Ping Device window, you can ping devices
not listed in the main window by entering a new
address in the IP address field.
DSTni-XPress DR-IAP devices allow you to install a
protocol such as MODBUS Bridge for your automation
application. Skip Step 5 if you have a DSTni-XPress DR..
Step 5: Upgrade the Firmware
1. Click the Upgrade Firmware icon
. The
Upgrade Firmware window displays. The IP address
displays in the first field.
2. Select the current protocol using the list button in the
Existing Firmware field. (factory default = IAP
Standard Tunnel)
3. Click the open file icon next to the FW File field. A
list of firmware files displays. Use the search buttons
to locate the firmware files on the CD or downloaded
files from the Lantronix support web page.
4. Select the desired protocol and click Open. The
selected file and path displays in the FW File field.
5. Click Upgrade FW File. The File upgrade successful
message displays. Click OK and close the upgrade
firmware window.
Step 6: Configure the Device
To view or update the Device Server configuration, use the
Device Management window to open a Telnet connection.
1. Click the Device Management icon
. Click the
Telnet to Device icon.
2. When the Telnet window opens, you have 5 seconds to
press the Enter key.
3. Note the firmware code and description on the first few
lines.
4. Review and edit the settings to match your application.
When done, enter S to save the changes and Q to Quit.
Step 7: Connecting Serial Devices
The cable below is a typical PC (COM1) to DSTni-XPress
DR cable using the serial RJ-45 connector. You can use the
serial port to configure and test the port settings prior to
connection to your automation device.
DTR (Out)
4
DSR (In)
6
TXD (Out)
3
RXD (In)
2
5
Signal Ground
RTS (Out)
7
CTS (In)
8
No Connection
1
DTR (Out)
2
3
RXD (In)
TXD (Out)
4
Signal Ground
5
6
CTS (In)
7
RTS (Out)
No Connection
8
SERIAL RJ-45DTE, 9-Pin, FEMALE
GND
DTR
DSR
CTS
RTS
5
4
9
3
8
7
6
TXD
2
RXD
1
1
3
4
5
8
SERIAL RJ-45DTE, 9-Pin, FEMALE
View from
Connector End
The following cable connects a typical PC (COM1) to the
DSTni-XPress DR through the serial screw terminals.
GND
5
4
9
DTR
DSR
CTS
RTS
RXD
3
8
7
6
TXD
2
RXD
1
TXD
GND
DTE, 9-PIN, FEMALE DTE, 9-PIN, FEMALE