HP-557R: Adjusting the Keyboard Touch Sensitivity
Use the following procedure to adjust the Keyboard Touch Sensitivity:
1. If the [Guide] button is On, press the [GUIDE] button to turn it Off.
2. Touch the [PIANO] icon on the screen.
3. Touch the [CUSTOMIZE] icon on the screen.
4. Touch the [KEY TOUCH] icon on the screen.
5. Touch the [FIXED, LIGHT, MEDIUM or HEAVY] icons on the screen or use the icons to make fine adjustments.
Refer to the Owners Manual, pg. 45 for more information.