Quantum Scalar 218FC User Manual page 53

ALT Selects alternate function for another button.
ENTER Selects currently displayed item.
Selects previous item or value in menu, and moves cursor to previous line.
Selects next item or value in menu, and moves cursor to next line.
Selects previous field on same line, and scrolls message to the left.
When in the On-Line mode of operation, if pressed immediately after the ALT key
has been pressed, this key will cause the Picker to move to the extreme right.
Selects next field on same line, and scrolls message to the right.
When in the On-Line mode of operation, if pressed immediately after the ALT key
has been pressed, this key will cause the Picker to move to the extreme left.
Equipment Description 43