How to upgrade a firmware – by USB[How to prepare a firmware]1. Download the newest firmware file onto your computerfrom www.samsung.com.2. If the firmware file is compressed (*.zip, *.rar, etc), thefile should be extracted to ROM files(*.rom, for Backendprogram) or SSP files*.ssp, for Frontend program).3. Connect a USB flash drive to your computer.4. If there are previous versions of ROM or SSP file in USBflash drive, delete them.5. Copy the new ROM or SSP files to USB flash drive.If there are 2 files in each compressed files, place themin same folder.i. Files are extracted in same folder.For example, for C730 series, there are two files likeC730WWB.ROM and HTD-C730WWB-****.*.ROM, thesetwo must be in same folder. If there are two files likeC730WWM.SSP and HTD-C730WWM-****.*.SSP, these twoalso must be in same folder.Note : *.rom and *.ssp files must NOT be placed in samefolder. *.rom and *.ssp must be seperated.ii. *.rom and *.ssp must be seperated.[Notice]1. The following events may interrupt the upgrade processand may cause permanent damage to the unit.- Unplugging the power cord- Power Outage- Unplugging USB device.2. DO NOT place ROM and SSP files in same folder.3. DO NOT rename the name of firmware.We don't guarantee any problems by changing names.