HP 4 plus C2037A, C2021A, 5n C3952A, 5 C3916A, 5m C3917A, 4 C2001A manual Key Explanation, Value +

Key	Explanation
Item	Press Item to cycle through the selected menu’s items.
	Press the > end of the key to move forward through the
	items. Press the
	< end of the key to move backward through the items.
	Menu items vary depending on options installed and
	configuration of other menu choices.
- Value +	Press - Value + to cycle through the selected item’s
	values. Press the > end of the key to move forward
	through the values. Press the
	< end of the key to move backward through the values.
Select	The Select key saves a control panel setting you
	selected. An asterisk (*) appears next to the saved
	selection, indicating that it is the default. Default settings
	remain in place when the printer is switched off or reset.
	The Select key is also used when printing a test page or
	configuration page from the control panel.

B-12 LaserJet 5/5M/5N Printer