HP-557R: Changing the Keyboard Split Point
Use the following procedure to change the keyboard Split" point:
1. If the [Guide] button is On, press the [GUIDE] button to turn it Off.
2. Touch the [ARRANGER] icon on the screen.
3. Use the [PAGE] buttons to change screens and touch [SPLIT POINT].
4. Select a [SPLIT POINT] icon on the screen.
Refer to the Owners Manual, pg. 64 for more information.