1. Power Switch & Volume

1. Turn the POWER switch on. The LED display lights up.

2. Use the volume control switch to adjust the volume to your desired level

Caution:

If the LED display has not lit up after you turned on the piano, please check the power supply. If the piano is silent, the volume may be adjusted to its minimum level.

Although the Main switch may be in the OFF position, the piano is not disconnected from the power supply completely!

2. Voice/Dual Voice

￿ Select a voice by pressing one of the [VOICE TYPE] button, the corresponding indicator will light up and the number of the selected voice will appear on the LED.

￿ Press the [DUAL] button to enter the Dual Voice mode, then select the second voice by pressing a [VOICE TYPE] button.

￿To exit the Dual Voice mode, press the [DUAL] button again.

￿While recording, Voice 2 will turn off

automatically.

3. Metronome

￿Press the [METRONOME] button to turn on/off the metronome function.

￿You cannot use the metronome function when the DEMO song is playing.

￿To turn off the metronome, press the [STOP] button.

4. DSP (Digital Signal Processor)

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HP Princeton -21 manual Power Switch & Volume, Voice/Dual Voice, Metronome, DSP Digital Signal Processor