LG BH5140S Service Manual page 12

7) When downloading is completed, the message,
"Download is complete. Do you want to update?"
appears.
8) Select [OK] to start updating. (Selecting [Cancel]
will end the update and downloaded fi le will not be
re-usable. To update software the next time, the
software update procedure has to be started from
the beginning again.)
Caution
Do not turn off the power during the software update.
9) When update is completed, the power will be
turned off automatically in a few seconds.
10) Turn the power back on.
The system now operates with the new version.
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