F1 Provides Online help for all system applications.
TAB Moves the cursor to the next field on a panel.
F4 Displays a list of valid codes for a field if the field accesses a prompt table. F4 Displays a list of valid codes for a prompt table field based on an alternate key search value. F2 Displays the next panel in a group. F2 Displays the previous panel in a panel group. F6 Displays the previous panel on the Panel list.