Updated September 15, 2017 Press the “Enter” button on the front panel of the HP DesignJet 750C. Press the up arrow to select “I/O Setup” and then press “Enter.” Press the up arrow to select the “Modular” setting and press “Enter” again. Press the “Enter” button when you see the “Cfg Network=No” message in the front panel. Then use the up arrow button to change the setting to “Yes” and press “Enter” to save it. Select “Cfg TCP/IP=No” and press “Enter.” Then use the up arrow button to change the setting to “Yes” and press “Enter” to save it. Find the “BootP=Yes” menu option and press “Enter.” Switch the setting to “No” and press “Enter” to return to the previous menu. Press the up arrow once to go to the “IP byte” menu. Use the up and down arrow buttons to specify the IP address, subnet mask and default gateway that you want to use with the plotter. Press the “Previous” button to move backwards through the menus until you see the “Ready” message. Hold down the up and down arrow keys to save the plotter’s network configuration and print a summary page. Writer Bio