On the Subject of Forget Me Not

This one likes attention, but not too much attention.

  • The main display will update on each solved module*. The current display stage is shown on the smaller display.
  • Add the displayed number to the corresponding number gained from the chart below, and record the least significant digit from the total. This is the calculated number for that stage.
  • When all other modules* have been completed, the display will turn blank.
  • Press the calculated numbers on the keypad in the order they were obtained.
  • If an incorrect calculated number is entered, the button for the displayed number for that stage turns green.
First number:
  • If the bomb has an unlit CAR indicator, the number is 2.
  • Otherwise, if the bomb has more unlit indicators than lit indicators, the number is 7.
  • Otherwise, if the bomb has no unlit indicators, the number is the amount of lit indicators.
  • Otherwise, the number is the last digit of the serial.
Second number:
  • If the bomb has a serial port and 3 or more digits in the serial, the number is 3.
  • Otherwise, if the previous calculated number was even, the number is the previous calculated number plus 1.
  • Otherwise, the number is the previous calculated number minus 1.
All other numbers:
  • If either of the previous two calculated numbers were 0, the number is the largest digit in the serial.
  • Otherwise, if both of the previous two calculated numbers were even, the number is the smallest odd digit in the serial, or 9 if no such digit exists.
  • Otherwise, the number is the most significant digit of the sum of the previous two calculated numbers.

*Forget Me Not and Turn The Key modules are not counted.