Here's some EFCs for the BD-HP20U.
| 0 | 28602 |
| 1 | 61879 |
| 2 | 61371 |
| 3 | 62387 |
| 4 | 60605 |
| 5 | 61621 |
| 6 | 61113 |
| 7 | 62129 |
| 8 | 28094 |
| 9 | 29110 |
| power | 57781 |
| display/info | 58289 |
| exit | 06836 |
| up arrow | 03515 |
| down arrow | 04531 |
| left arrow | 04031 |
| right arrow | 05047 |
| select | 11444 |
| play | 03773 |
| pause | 36798 |
| rewind | 37556 |
| fast fwd | 52659 |
| stop | 04789 |
| f.fwd/next track | 36540 |
| f.rew/prev track | 37040 |
| Top Menu | 19890 |
| Pop-Up Menu | 13242 |
| Setup | 06320 |
| Return | 12476 |
| Audio | 19632 |
| SubTitle | 21438 |
| Angle | 20922 |
| Zoom + | 15792 |
| Zoom - | 02226 |
| Lock | 14259 |
| Repeat | 53433 |
| Repeat Off | 01726 |
| Slow | 36024 |
| Light | 49339 |
| Component Reset | 02742 |
| HDMI | 26045 |
| Replay | 54706 |
| Skip Search | 30651 |
| Function | 12734 |
| Eject | 57273 |
| Keypad Enter | 11444 |
| Keypad Clear | 12984 |
| A (Red) | 38847 |
| B (Green) | 39863 |
| C (Blue) | 38073 |
| D (Yellow) | 39089 |
