Step 1 Before you begin, you will need a TFTPServer software to upload the firmware file to the unit. There are several available for download. 

Step 2 Run your TFTP software and leave itrunning on the machine.

Step 3 Login to the DVG-1402S/G1402S webconfiguration screen using its IP address (default is192.168.15.1).

Step 4 Enter the username/password for thedevice (default is admin/admin)

Step 5 Click on Tools-->Firmware.

Step 6 Enter the IP address of the machinerunning the TFTP server software under TFTP ServerAddress.

Step 7 Set Firmware Update toEnabled

Step 8 Type in the filename of theDVG-1402S/G1402S firmware file in the File Namebox. (i.e.1402s_firmwarefile.tfp)

Step 9 Click on Apply toproceed with the firmware update.