User’s Manual
Princeton HP-21 DIGITAL PIANO
Precautions
Please read the following carefully before use:
ꢀ
ꢀ
Do not expose the piano to high temperature, direct sunlight or excessive dust.
Do not place the piano too close to appliances such as televisions and radios as these items may cause
interference.
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
Avoid excessive humidity and putting any liquids on top of the piano
Always unplug AC cord by gripping the plug firmly, but not pulling on the cable.
Do not apply excessive force to the switches and buttons.
When the piano is not in use or during a thunderstorm, please disconnect the power supply.
Maintain the volume at a comfortable level - we recommend you limit this to two-thirds of the
maximum to prevent damage to your ears
ꢀ
Unplug the power cable before cleaning the piano. Do not connect or disconnect the power cable with
wet hands.
ꢀ
ꢀ
Check and clean the power plug periodically.
To avoid damage to the piano and other devices to which it is connected, turn the power switches of
all related devices off prior to connecting or disconnecting cables.
ꢀ
ꢀ
Clean the piano and remove the dust with a dry soft cloth or a slightly damp cloth.
Never use cleaners such as thinner or alcohol. To prevent any damage on the surface of the LED
display, please use lens cleaning tissue to clean the display.
ꢀ
ꢀ
If the piano cable is damaged, please do not use the piano as it presents a fire or electrical hazard.
If the piano malfunctions due to improper handling, please switch off, wait 30 seconds, and switch on
again.
ꢀ
ꢀ
Do not attempt to disassemble or repair the piano by yourself. If the piano does not work properly,
please contact an authorized service technician.
The piano should not be exposed to water, rain, liquids, etc.. Do not place any object filled with
liquids on the piano.
Contents
Digital Piano Set-up Guide
General Guide
3-5
6-7
8
The Connectors
- Using the AC power jack
- Using Headphones
- Using the MIDI OUT jack
Operation
8
8
8
9-13
9
1. Power Switch & Volume
2. Voice/Dual Voice
3. Metronome
9
9
4. DSP (Digital Signal Processor)
5. Transpose
10
10
10
10
11-12
12-13
13
14
14
14
15
16
16
6. Tempo
7. Touch Response
8. Record & Playback
9. Demo Song
10. Foot Pedals
MIDI
- What is MIDI?
- What can you do with MIDI?
Specifications
Voice List
Demo Song List
Digital Piano Set-up Guide
1. Open the package, and check that you have the following parts:
1. Piano body
2. Music stand
3. Right leg
4. Left leg
5. Back panel
6. Foot pedal unit
7. Hand screw (4 pcs.)
8. Screws (8 pcs.)
9. Screw caps (8 pcs.)
10. Power cable stabling hook (2 pcs.)
Digital Piano Set-up Guide
2. . Follow the illustration below to setup your piano.
A.
Put the foot pedal unit(6) in between the left and right legs (3&4) . Use 4 screws (2 on each side) to
attach the legs onto the foot pedal unit.
(Make sure the position correct before tightening screws)
B.
Use 4 screws (2 on each side) to tighten the back panel (5) onto the
finished assembly in Part A.
Digital Piano Set-up Guide
C.
Put the piano body (1) on the top of the finished stand from part B. Use 4 hand
screws to fasten the piano to the stand.
D.
After the initial set-up, adhere the cable stabling hook(10) on the internal side of the leg (see the below
illustration for reference).
Cable stabling hook
General Guide
Top View
Rear View
Front View
1. Control Panel
2. Pedal Jack
3. MIDI IN/OUT Jack
4. AUX. OUT Jack
5. AC Power Jack
6. Headphones Jack
7. Soft Pedal
8. Sostenuto Pedal
9. Sustain Pedal
10. Music Stand
11. Piano Keyboard
General Guide
1) POWER SWITCH
2) MASTER VOLUME
3) DUAL
16 VOICE TYPE & DEMO SONG SELECT
0 - PIANO 1
1 - PIANO 2
4) DSP
2 - E.PIANO 1
5) TOUCH
3 - E.PIANO 2
6) RECORD
7) TRACK A
8) TRACK B
9) REPEAT
10) METRONOME
11) TRANSPOSE +/-
12) TEMPO +/-
13) DEMO ALL
14) RECORD
- PLAY
4 - HARPSICHORD
5 - VIBES
6 - STRINGS ENSEMBLE
7 - CHORUS
8 - JAZZ ORGAN
9 - CHURCH ORGAN
17 LED
- TEMPO
- SONG
- TRANSPOSE
- STOP
15 DEMO
- SELECT
- START/STOP
The Connectors
Using the AC power jack
1. Connect the power cable to the AC power
jack on the underside of the piano.
2. Ensure the piano is turned off when
connecting and disconnecting the power
3. Plug the power cable into an AC power
outlet.
4. Turn the volume switch counter-clockwise to
reach the minimum volume level.
5. If you have done the above procedures, it’s
now safe to turn on the piano.
Caution:
When the piano is not in use or during a thunderstorm, disconnect the power for
safety sake.
Using Headphones
1. There are two headphone jacks underneath
the left hand side of the piano. When an
optional set of stereo headphones is
connected to headphone jack 2, the sound
from the speakers is disconnected – so the
sound is only heard in the headphones.
Headphones
Jack 1
Headphones
Jack 2
2. When jack 1 is connected with stereo
headphones, the sound can be heard from
both headphones and the piano speakers
Caution:
Never use the headphone with high volume, as it may damage your sense of hearing.
To prevent damage to the speakers, ensure that the volume is set to the
minimum level before connecting the power and other devices.
Using the AUX.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
one of the channels, the connected channel will only take effect.
either
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
1. Power Switch & Volume
1. Turn the POWER
The LED display lights up.
switch
on.
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)
ꢀ
Press the [DSP] button to turn on/off the DSP.
The status will appear on the LED.
5. Transpose
ꢀ
The Transpose function allows you to change
the pitch of the instrument in semi-tone steps,
up to a maximum setting of 12 semitones
above or below standard pitch.
ꢀ
To restore the normal Transpose position,
press both the +/- buttons simultaneously.
6. Tempo
ꢀ
You can speed up or slow down the tempo of
a song or metronome by pressing the
[TEMPO +/-] buttons.
ꢀ
To restore the default tempo, press both the
+/- buttons simultaneously. When you press
both
the
+/-
buttons
when
the
song/metronome is stopping, the tempo will
return to 120.
ꢀ
When you are adjusting the tempo, the tempo
indicator will appear on the display.
7. Touch Response
ꢀ
ꢀ
There is a touch response function to set the
default value for the keyboard touch.
Press the [TOUCH] button to adjust the touch
response level in the range of 1 to 3. 2 is the
default level.
ꢀ
To turn off the touch response function, press
the [TOUCH] button repeatedly until "OFF"
appearing on the display.
8. Record & Playback
Record
ꢀ
Press the [RECORD] button to record. The
record indicator lights up.
ꢀ
There are 2 tracks for recording - track A and
track B. Select and press [TRACK A] or
[TRACK B] button to save your recording.
ꢀ
To remove the recorded data and record again,
press the [RECORD] and [TRACK A] or
[TRACK B] simultaneously. Their indicators
light up and flash.
ꢀ
ꢀ
Play a key on the keyboard to start recording.
To stop recording, press the [STOP] button.
Playback
ꢀ
ꢀ
ꢀ
Select and press the track you want to
playback. Its indicator will light.
To stop the playback, press the [RECORD -
STOP] button.
Press the [RECORD-PLAY] button to start
playing back the track.
Repeat the playback
During the playback, press the [REPEAT] button
to set the beginning point that you want to listen,
"r-A" will appear on the display, then press the
[REPEAT] button again to set the end point of the
playback, "r-B" will appear on the display and the
recorded song will playback repeatedly.
9. Demo Song
Select a Demo song
ꢀ
ꢀ
Hold the [SELECT] button.
The number of the current demo song will
appear on the display.
Use the
Voice button
twice to select
a Demo song.
ꢀ
Use the Voice Select buttons (0-9) to select
your desired demo song. You must enter a
2-digit number (00-19).
Play the demo songs in sequence
ꢀ
ꢀ
Press the [DEMO ALL] button to start
playing the demo songs in sequence. To stop
the demo songs, press the [DEMO ALL] or
[START/STOP] button.
When the demo song is playing, you can not
change it to another one immediately.
Select a track of the demo song
ꢀ
While the demo song is playing, you can
deactivate the corresponding track by
pressing the [TRACK A] or [TRACK B]
button.
ꢀ
ꢀ
No sound will play if both tracks are
deactivated.
Press the track button again to play the demo
song.
Repeat the demo song
ꢀ
When a demo song is playing, press the
[REPEAT] button to set the beginning point
that you want to listen. "r-A" will appear on
the display, then press the [REPEAT] button
again to set the end point of the
playback."r-B" will appear on the display and
the selected section of the demo song will
playback repeatedly.
ꢀ
This function does not work after pressing the
[DEMO ALL] button and its songs are
playing.
Adjust the tempo of demo song
ꢀ
When a demo song is playing, you can adjust
its tempo by pressing the [TEMPO +/-]
buttons.
10. Foot pedals
Sustain
Pedal
Soft
Pedal
The piano has 3 Piano foot pedals - soft pedal
sostenuto pedal and sustain pedal.
Sostenuto
Pedal
MIDI
The MIDI connections are located at the rear panel of the unit.
The following shows the description of MIDI and the steps of using MIDI.
What is MIDI?
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, such as computers, to
"communicate with each other".
The keyboard is equipped with two types of MIDI
connections, both are located on the rear panel.
MIDI IN
Data transmitted from other MIDI instruments via
MIDI, is received at this terminal.
MIDI IN/OUT
Terminals
MIDI OUT
Data produces by the keyboard, is transmitted to
other MIDI instruments via MIDI from this
terminal.
What can you do with MIDI?
Record data by using the Auto Accompaniment on an external sequencer .
After recording, you can edit the data with the sequencer.
MIDI transmit
MIDI OUT
MIDI IN
Play music from another keyboard .
MIDI transmit
MIDI OUT
MIDI IN
Specifications
Keyboard
88 hammer action keys
Voice
10 Voices
Demo Song
Display
20 Demo Songs
LED
Switch and Buttons
POWER SWITCH, VOLUME SWITCH, DUAL, DSP,
TOUCH, RECORD, TRACK A, TRACK B, REPEAT,
METRONOME, TRANSPOSE +/-, TEMPO +/-,
DEMO ALL, RECORD - PLAY/STOP, DEMO - SELECT/
START/STOP, VOICE SELECT 0-9
+/-12 semi tones
Transpose
Pedals
Soft, Sostenuto, Sustain
Hard, Medium, Soft, Off
Touch Response
Connectors
Speaker
AC POWER, HEADPHONES, AUX.OUT, MIDI IN/OUT,
PEDALS
8ohm 25w x 2
Dimension
Weight
54” x 20” x 33”
136 Lbs
Voice List
No
Name of Voice
Name of Voice on Panel
Demo Song List
|