Dynalco AF-900PC Air/Fuel Ratio Controller - Manual (Page 14)

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9.2 FPD Keypad
The custom keypad consists of the following keys:
Four screen-specific Soft Keys are located
directly under the LCD. These keys navigate to
other screens or perform specific actions as
indicated in the last line of the LCD.
SETUP Key enters SETUP Mode.
ESC Key navigates up one menu-level; exits
SETUP Mode; returns to the Main Title Screen;
or cancels certain actions. (Note: To exit SETUP
Mode or return to Title Screen, the customer
must press and hold the ESC Key for three or
more seconds.)
UP, DOWN, LEFT, and RIGHT Keys select or
modify values in SETUP Mode.
ENTER Key accepts modified values changed in
SETUP Mode.
RESET Key resets AF900PC fault conditions .