February 2012 14 – 191
Pinging from the control to the laptop (test of the connection):
8 Enter the code number NET123.
8 Press the DEFINE NET soft key. --> The window  Network Settings opens.
8 Click the Ping/Routing tab.
8 Enter the IP address of the laptop.
8 Click START. --> If the connection works,  the laptop will respond.
Figure: Pinging from the control to the laptop successful
Meaning of the 
LEDs on the 
Ethernet data 
interface X26:
Restoring the 
original settings
After having finished data back-up, etc. and separated the connection, do not forget to reactivate the 
original network settings of your laptop or of the iTNC 530 HSCI.
If pinging does not function, check all settings and the hardware (Ethernet cables, Ethernet cards) 
once again.
If pinging from control to laptop does not work, an active firewall on the laptop may be the reason.
LED Condition Meaning
Green Blinking Interface active
Off Interface inactive
Yellow On 100 Mb network
Off 10 Mb network