5. Check the FW version after upgrade.(Take below figure as an instance)
(1)Connect signal source and power cable to monitor and DC off it.
(2) Press "menu" key and "power on" key synchronously as below figure. When the screen lights, release the
two buttons and then press "menu" again to open below factory menu.
Menu key
(3) If the version is right, please do factory reset in user menu as below, or re-upgrade F/W as the above steps.
The reset will turn off burn in mode.
Check this F/W version.
33
Power on key