Before you entering Grundig factory mode to change any value on the factory service mode, please write down all the original factory settings. tvservicemenu are not responsibility for any damage, data error and unwanted effect after using our service code and information on these page.
Grundig LCD TV Factory Mode / Service Menu.
Press "i" button "INFO menu" and Enter 8, 5, 0, 0 key. The factory mode will be display on the screen. Press program up or program down to select the parameter and change the value press volume up or down.
Exit and save the settings press 'TXT' button.
Grundig CRT TV Factory Mode / Service Menu.
Press AV button on the remote control and OK button on TV Pannel at the same time.
Factory mode appear on the screan and you can select parameter using program up or down button and change the value data by Pressing volume up to increase or volume down to decrease.
Exit and save setting press power on remote control and switch off your television.