Lennox 76M77 Installation Instructions Download Page 3

3

11. From the main screen, select 

Local IP Config

.

Figure 5.  Main Screen

12. Change the 

Static IP,

 

Subnet Mask

 and 

Gateway

 to 

match your local network settings.  

NOTE: 

Since we are using a static IP address here, make 

sure no other device on your network is using that 

IP address.

Figure 6.  Local Network Settings

13. Select 

Save

 to continue.  

14. From the main screen perform the following:

a.  Select 

RS485

b.  Change 

Baud Rate

 to 

9600

.

c.  Change 

Work Mode

 to 

TCP Server

d.  Set 

Local Port

 number to 

10001

.

Figure 7.  RS-485 Settings

15. Select 

Save

 to continue.  Once saved, you can 

disconnect the Ethernet cable from your PC and 

connect the Ethernet Converter directly to your router.

16. Restore your computer’s Internet Protocol Version 4 

(TCP/IPv4) settings back to their original configuration.

NOTE: 

Remember when attempting to browse to the 

Ethernet Converter’s web page, you have to use 

the IP address set in figure 6.

OPTION 2

1. 

Download the following file from the following location: 

http://www.usriot.com/usr-tcp232-m4e45-setup-v2-3-0-78/

2.  Connect the provided Ethernet cable between your 

computer and Ethernet Converter.

3.  Connect the provided AC adapter to the Ethernet 

converter and plug AC adapter into wall outlet.

4. 

Execute the file that you downloaded in step 1. 

USR-

TCP232-M4_E45 V2.3.0.78.EXE 

5.  The following Search Device screen will appear. Select 

Search Device

 to find the Ethernet Converter.

Figure 8.  Search Device Screen

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