Changing Registered Device/ Main Board 
 
M0C3/M0C4/M0C5/M0C6/M0C7  2-6  SM Appendix 
2.3  CHANGING REGISTERED DEVICE/ MAIN BOARD 
To change the PaaS registered device or if the main board has been replaced, follow the 
procedure below on the new device. 
 
 
The existing customer Contract ID and customer authentication key are required for 
authentication. 
Note: It is not necessary to obtain a new contract ID and authentication key to change a 
registered device or main board. 
   
   
2.3.1  CHECK THE NETWORK ENVIRONMENT 
   
1.  Specify the network settings (IP address, Subnet mask, Gateway, and DNS) in the following 
menu: 
Open User Tools > Network Settings > IPv4 Configuration, specify the IP address, 
Subnet, Gateway, DHCP, and DNS settings according to the customer’s network 
environment.