Command Summary for Navigator 80 Front Panel Keys (with SPB or SPI):

Small Left Key - Show/Hide braille display location.

Big Left Key - Move braille display up one line.

Small key to Right of Big Left Key - Enter (same function as Enter
key on computer keyboard).

Group of Four Keys in Middle of Display Panel (cursor cross) - Move
computer cursor directly up/down one line or left/right one
character (same as left/right, up/down arrow keys on computer
keyboard).

Small Key to Right of Cursor Cross - Link/Unlink braille display
with computer cursor.

Big Right Key - Move braille display down one line.

Small Right Key - Show/Hide computer cursor location.

Small Left/Big Left - Move display to top of active window (top of
screen).

Small Right/Big Right - Move display to bottom of active window
(bottom of screen; status line in Word Perfect).

Small Keys on Either Side of Cursor Cross (Enter and Link Keys) -
Toggle in and out of grade 2 mode.

Left/Right Cursor Keys - Toggle between 6/8 dot mode.

Up/Down Cursor Keys - Show/Hide attributes.

Big Left/Enter Key - Use System Cursor.

Big Right/Link Key - Use Software Cursor (attributes for software
cursor and active window must be previously assigned for this to
work).

Small Left/Small Right - Enter or Exit Screen Power menu (same as 
Control-V when not in menu, same as Control-Q when in menu).

Note:  When in ScreenPower Menu, use up/down cursor keys to move
from item to item, the Enter key (to the left of cursor cross) to
select a menu item, the Link/Unlink key (to the right of the cursor
cross) as an Escape key to back up one menu at a time.  The F1 key
on the computer keyboard provides context sensitive help to
whatever menu item you are on.  The Escape key takes you out of
Help mode back into the ScreenPower menu. 