Black Box LES302A User manual
LES302A quick start guide
BL A C K B OX®
Quick Start Guide
Access two serial RS-232 or RS-422/485 devices over a 10- or 100-Mbps
network.
2-Port 10/100 Device Server RS-232/422/485 DB9 M
Order toll-free in the U.S.: Call 877-877-BBOX (outside U.S. call 724-746-5500)
FREE technical support 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746
Mailing address: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018
Web site: www.blackbox.com • E-mail: info@blackbox.com
Customer
Support
Information
LES302A
LES302A-KIT
LES302AE-KIT
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Page 2 LES302A quick start guide
This quick-start guide provides brief descriptions of the LES302A to help you get started. For detailed information, refer to the
user’s manual on the product CD.
QS.1. What’s Included
Your package should contain the following items. If anything is missing or damaged, contact Black Box Tech Support
at 724-746-5500 or info@blackbox.com.
LES302A-KIT or LES302AE-KIT:
• (1) Ethernet Serial Server
• (1) CD-ROM containing configuration utility and a user manual in PDF format
• (2) wallmounting screws
• Power adapter with 12-VDC, 1.75-A jack (PS012B [U.S.] or PS012BE [Europe])
• This printed quick-start guide
LES302A:
• (1) Ethernet Serial Server
• (1) CD-ROM containing configuration utility and a user manual in PDF format
• This printed quick-start guide
QS.2 Optional Accessories
• DIN Rail Kit (LES30X-DR)
• DB9 to TB5 Adapter (for RS-422 or RS-485) (LES30X-TB5)
QS.3 Hardware Setup
Interfaces
NOTES: The RS-232/422/485 interfaces do not support isolation.
Press the LES302A’s reset button to reset the settings to the default values.
Figure QS-1 shows the interface.
2-Port 10/100 Device Server RS-232/422/485 DB9 M Quick Start Guide
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LES302A quick start guide
2-Port 10/100 Device Server RS-232/422/485 DB9 M Quick Start Guide
DIN rail
screw hole
Wallmount
screw hole
DC 9-30-V
Reset
button
RJ-45 10-/100-Mbps
Ethernet port
DB9 male serial ports
Figure QS-1. LES302A interface.
Indicators
Table QS-1 describes the indicators on the LES302A.
Table QS-1. LED indicators.
LAN LED Message Description
Off Ethernet disconnected
Blinking green Data is transmitted on Ethernet at 100 Mbps
Blinking orange Data is transmitted on Ethernet at 10 Mbps
COM Port LED Message Description
Off No data is transmitted on COM port
Blinking Data is transmitted on COM port
RUN LED Message Description
On Jumper JP1 Pin 1 and Pin 2 are shorted to disable AP firmware running
Blinking (rate: 0.5 sec.) AP firmware is running normally
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Page 4 LES302A quick start guide
2-Port 10/100 Device Server RS-232/422/485 DB9 M Quick Start Guide
Installation Steps (LES302A-KIT or LES302AE-KIT):
1. Connect an LES302A to the supplied power adapter (PS012B [U.S.] or PS102BE [Europe]).
2. Connect an LES302A to your Ethernet network. Use a standard straight-through Ethernet cable to connect it to a hub/switch.
Use a crossover cable to connect it to a PC’s Ethernet port.
NOTE: If you connect the PC to the LES302A, make sure that the PC is in the same subnetwork as the LES302A.
3. Connect the LES302A‘s serial ports to two serial devices.
NOTE: You may need an LES30X-TB5 adapter for RS-422 or RS-485 applications.
4. You can mount the LES302A to a wallplate (mounting screws are included) or a DIN rail using the DIN rail kit (LES30X-DR).
QS.4 Software Setup
Table QS-2. Software default settings.
Default Network Setting Default User Name/Password
IP: 10.0.50.100 User name: admin
Gateway: 10.0.0.254 Password: null (leave it blank)
Subnet: 255.255.0.0 —
Auto IP (Dynamic IP):
A DHCP server can automatically assign the IP address and network settings. The LES302A supports the DHCP function. By
default, the DHCP function on the LES302A is disabled. You can use SerialManager.exe to enable this function (see Figure QS-2).
Figure QS-2. SerialManager.exe utility Dialog window.
Assign a Static IP address by: Using Telnet, SerialManager.exe utility, or Web browser.
Using Telnet
1. Telnet to the LES302A using the DOS command “Telnet IP_address.” Example: telnet 10.0.50.100
2. The LES302A’s network, link mode, and COM ports settings can be configured in the Telnet window.
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LES302A quick start guide
2-Port 10/100 Device Server RS-232/422/485 DB9 M Quick Start Guide
Using SerialManager.exe Utility
Use SerialManager.exe (included on the product CD) to automatically search for all LES302A units connected to your local area
network. Then select the desired LES302A to configure the network setting individually.
Using Web Browser
1. Make sure your PC is located on the same network subnet as LES302A.
2. Open a Web browser, then type in the IP address of the LES302A to be configured. The default user name is “admin” and the
default password is null (leave it blank).
3. The LES302A’s network, link mode, and COM port settings can be configured in different Web pages.
4. Click on “Save Configuration” to save settings.
5. Click on the ”Restart” button to make the change effective if necessary.
QS.5 Pin Assignments
The pin assignments of the DB9 connectors on LES302A are shown in the following table:
Table QS-3. DB9 connector pin assignments.
Pin
Number RS-232 Full-Duplex
2-Wire RS-485
Half-Duplex
RS-422/4-Wire RS-485
Full Duplex
1DCD N/A N/A
2RXD N/A (reserved) TXD+
3TXD DATA+ RXD+
4DTR N/A N/A
5SG (Signal Ground) SG (Signal Ground) SG (Signal Ground)
6DSR N/A N/A
7 RTS DATA- RXD-
8CTS N/A (reserved) TXD-
9N/A N/A N/A
NOTE: Use an LES30X-TB5 adapter for RS-422 and RS-485 applications.
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Page 6 LES302A quick start guide
2-Port 10/100 Device Server RS-232/422/485 DB9 M Quick Start Guide
The LES30X-TB5 terminal block pin assignments are shown in Table QS-4.
Table QS-4. Terminal block pin assignments.
Pin
Number
RS-422/4-Wire
RS-485
Full Duplex
2-Wire RS-485
Half-Duplex
1T+ Not connected
2T- Not connected
3R+ Data+
4R- Data-
5SG (Signal Ground) SG (Signal Ground)
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LES302A quick start guide
NOTES
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LES302A Quick Start Guide, version 1
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