Now depending on what key sets are to be changed. Usually displayed to you as follows: Key 00 00 00 00 00 00 00 00 00 Key 08 - 06 07 F0 E2 61 6F E1 45 Key 09 - 01 C5 FB 21 37 B6 C0 5E Key01 Key 88 - 06 07 F0 E2 61 6F E1 45 Key 89 - 01 C5 FB 21 37 B6 C0 5E (Means keys 08 &09 need to be changed to the following) Using your remote Arrow Buttons to navigate to the specified key to be changed enter in the new keys. Use the following to enter numbers and letters: Numbers are 0-9. Letter A is Button F1 Letter B is Button F2 Letter C is Button F3 Letter D is Button F4 Letter E is Button LAST CHANNEL Letter F is Button TEXT Once you have entered both lines need verify your entry and Hit the Exit Button. You will then be prompted to save your information. Highlight Yes and hit OK button on your remote. Now just keep hitting the Exit button on remote till you get out of all menus and if you have entered in the keys correctly you should now have picture back.