| Sun Micro System Function Key | Wingtop Keyboard |
| Stop | L_Win & L_Alt |
| Props | L_Win & L_Ctrl |
| Compose | L_Win & L_Shift |
| Front | L_Win & F1 |
| Open | L_Win & F2 |
| Fine | L_Win & F3 |
| Again | L_Win & F4 |
| Undo | L_Win & F5 |
| Copy | L_Win & F6 |
| Paste | L_Win & F7 |
| Cut | L_Win & F8 |
| Help | L_Win & F11 |
| Power | L_Win & F12 |
| Mute | L_Win & 1 |
| Volume Down | L_Win & 2 |
| Volume Up | L_Win & 3 |