Chapter 8. Measurements and Adjustments8-1. Service Mode8-1-1.How to enter into Service ModeThe way to the factory mode menu:Step 1: Press Menu,Step 2: Input 8893,Step 3: Press “OK”System will be into the factory mode menu when 3 steps above are done.8-1-2.How to exitIf you want to exit this factory menu, please press the button ”Exit” on the remote.8-2. Measurements and Adjustments8-2-1. Version, S/N, Panel ResoutionVersion info: The first item is the Model Name and the second one is current software version.(See picture on the next page.)Service ManualModel No.: HL24XP142