Icon | Special Function | 58 Key (Omnii XT15f) | 53 Key ( Standard, 5250, 3270, VT) | 43 Key | 34 Key (Omnii XT15f) | 29 Key |
|---|---|---|---|---|---|---|
 | Decreases the keyboard backlight intensity. | Blue key+Y | Blue key + X | Keylight+Down | Blue key+F10 | Blue key+7 |
| | Increases the keypad backlight intensity. | Blue key+Z | Blue key + Y | Keylight+Up | Blue key+F11 | Blue key+9 |
 | Increases display backlight intensity. | Blue key+N | Blue key + D | Blue key+F1 | Blue key+F1 | Blue key+7 |
 | Decreases display backlight intensity. | Blue key+M | Blue key + I | Blue key+F5 | Blue key+F5 | Blue key+4 |
 | Increases overall system volume. | Blue key+R | Blue key + H | Blue key+F4 | Blue key+F4 | Blue key+3 |
 | Decreases volume. | Blue key+Q | Blue key + M | Blue key+F8 | Blue key+F8 | Blue key+2 |
 | Enables Alt keypad functions.* | Blue key+CTRL | Blue key + CTRL | ALT | Blue key+ CTRL | |
 | Caps Lock | Blue key+SHIFT | BLUE + SHIFT | Blue key+SHIFT | Blue key SHIFT | |
 | Sends TAB character (forward tab). | TAB | Blue key + Space | Blue key+SPACE | TAB | TAB |
