HP Princeton -21 manual Operation, Using the Foot Pedals, Using the Midi IN/OUT Jack

Connect the rear-panel AUX.OUT jack to amplified speakers, amplifiers or domestic hi-fi-units for external amplification.

Note: Connect both left(L) and right(R) channels for stereo effect. If you only connect	either
one of the channels, the connected channel will only take effect.

Using the Foot Pedals

Connect the plug of the foot pedal unit to the pedal jack on the rear panel.

Using the MIDI IN/OUT Jack

MIDI stands for Musical Instrument Digital Interface. MIDI is a world wide standard that makes it possible for various electronic musical instruments and other devices.

MIDI IN: Data transmitted from other MIDI instrument via MIDI is received at this terminal.

MIDI OUT: Data produced by the Digital Piano is transmitted to other MIDI instruments via MIDI from this terminal.

Operation