Samsung UN40D5550RF User Manual - Page 4
Cautions - main board
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Cautions While upgrading, Do not pull the USB Memory drive out. Do not unplug the power cable. Do not turn off the TV with remote control. ※ Warning Pulling the USB Memory drive out or unplugging the power cable will cause firmware error or main board failure. Those cases are not covered by Samsung warranty policy.
Cautions
While upgrading,
Do not pull the USB Memory drive out.
Do not unplug the power cable.
Do not turn off the TV with remote control.
※
Warning
※
Warning
Pulling the USB Memory drive out or unplugging the power cable will cause
firmware error or main board failure. Those cases are not covered by Samsung
warranty policy.