LG LHB535 Service Manual page 8

SOFTWARE UPGRADE
• Burn a DVD recordable disc or USB with a file that is named to "LG_BD_5000B30.ROM".
Insert a upgrading disc or USB.
Show help message for disc upgrade as follows.
< in the case of Back End program & Front End program >
Press play key to upgrade and it will show progress information
After completing upgrade then power is off.
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