Boston DSP-388 User manual

Digital Piano
User’s Manual

Your DSP-388 is a high quality digital piano featuring an 88 note
hammer action, touch sensitive keyboard and the most advanced
PCM tone generation technology that combined will provide you with
a rich performing and playing experience. You can also record your
own performances to play along to. The DSP-388 is more than great
technology, your digital piano is also a stylish piece of furniture that
will look great anywhere in your home. To get the most out of your
instrument, please read this manual thoroughly and try out the various
functions as we take you through them. We hope your new instrument
will continue to entertain you for many years to come.
Thank you for choosing the DSP-388 Digital Piano

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Panel Control
Setup
CONNECTOR PANEL
Midi Out
USB To Host
PANEL CONTROLS
Turning on the power
Volume
Demo Songs
Select the Demo Song
Voice
Voice Select
Split Mode
Layer Mode
Metronome
Transpose
Octave
Song Recording
Pedal
Line Out/In
Phones
DC 12V Input
Function
Master
LED Display
Data Control Knob
Reverb
Chorus
Enter Split Mode
Change the Split Point/voice /volume
Turn Off Split Mode
To Adjust the Volume of the Main/Layer
Voice
Turn Off Layer Mode
Tempo
Specify Metronome Time Signature
To Record a Track
To Manually Select a Track to
Record to
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To Erase Record Data While in Playback
Mode
#
Local On/Off(C 3)
Appendix
MIDI Implementation Chart
Defaults
Specifications
To Cancel Recording While in Record
Wait Mode
To Stop Playback and Exit Song
Play Mode
Master Tuning
Touch (Sensitivity)
To Set the Keyboard Sensitivity
MIDI Connections/Channels
Multitimbral Mode
Sending MIDI Program Changes
Sending Bank LSB/ MSB Changes
To Turn Off the Metronome While
Recording
To Clear all Data in the Song Record
To Erase a Single Track in the Song
Recorder
To Play Back Your Song Recorder
Tracks
Edit FUNCTIONS
MIDI Functions
#
Main MIDI Transmit Channel(C 2)
Numeric Data Entry Keys
b
Enter Keys(C7)/Cancel Keys(B 6)
#
Data Control Assign Key(C 6)
#
Panic Key(F 6)/Default Key(F5)
Data Control Assignments and MIDI
CC List
Advanced Functions Keyboard Chart
Piano Reset in Detail
Factory Reset
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Table Of Contents

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8910 11
12
MID I OUT USB TO H OST PED AL LIN E OUT LINE I N PHO NES
DC 12V
CAUTION:TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK DO NOT EXPOSE THE APPLIANCE TO RAIN OR MOISTURE NO USER-SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
DIGITAL PIANO MODEL: DSP-388 POWER SUPPLY: DC 12 Volts, 2200mA CENTER POSITIVE RINGWAY TECH (JIANGSU) CO., LTD. 101 HANJIANG WEST ROAD, CHANGZHOU, JIANGSU, CHINA
MADE IN CHINA
3 PED AL
CON TROLL ER
-
PIANO E.PIANO HARPSOCHORD VIBES N.GUITAR ORGAN STRINGS BASS
VOICE SELECT
MIDI OUT USB TO HOST PEDAL LINE OUT LINE IN PHONES
DC 12V
19
2
34
1
PIANO E.PIANO HARPSOCHORD VIBES N.GUITAR ORGAN STRINGS BASS
VOICE SELECT
DATA CONTROL
FUNCTION
METRONOME
SONG
OCTAVE
TRANSPOSE
REVERB CHORUS SPLIT
PIANO RESET RECORD
MAXMIN
MASTER VOLUME
STANDBY/ON

3
Top Panel
1. STANDBY/ON
2. MASTER VOLUME
3. LED DISPLAY
4. [DATA CONTROL] Knob
5. [REVERB] Button
6. [CHORUS] Button
7. [SPLIT] Button
8. [TRANSPOSE] Button
9. [OCTAVE] Button
10. [SONG] Button
11. [METRONOME] Button
12. [FUNCTION] Button
13. VOICE SELECT
Piano
E.Piano
Harpsochord
Vibes
N.Guitar
Organ
Strings
Bass
Rear Panel
14. DC 12V Jack
15. PHONES Jack
16. LINE IN/OUT Jacks
17. PEDAL Jack
18. USB TO HOST Jack
19. MIDI OUT Jack
Panel Control

Thank you for purchasing the DSP-388 Digital Piano. Included with the piano you
will find:
The foot pedal included sustain pedal ,double pedal(optional) and 3-Foot pedal
(optional), one music rest, one power supply and of course this user guide.
Once you have located each item, proceed by making sure to set the piano up
securely on a desk, table or dedicated keyboard stand. Then go through the
following steps:
--- Make sure the power supply can reach from a AC wall socket to the piano s
DC in.
--- Insert the music rest in the two holes on the top panel.
--- Connect the DC output cable from the power adapter in to the DC in jack on
the rear panel.
--- Plug the AC connector of your power supply in to the wall AC power socket.
--- Plug the foot pedal in to the socket labeled Sustain on the rear panel.
'
4
Ensure the piano is turned off when connecting and disconnecting
the power.
Turn the volume knob to its minimum level before turning on the
power
NOTE
Set up

5
Midi Out
MIDI (Musical Instrument Digital Interface) is a world-standard
communication interface which allows electronic musical instruments to
communicate with each other, by sending and receiving compatible note,
program change and other types of MIDI data.
NOTE
MIDI OUT Transmits MIDI data to another MIDI device.
The foot pedal included sustain pedal and double pedal(optional).
Pedal
Sustain Pedal(included)
This digital piano can be used with
sounds to decay slowly as if they were being held down. A piano-style pedal
may optionally be used. The jack will auto-detect the polarity of the sustain
pedal.
the Sustain Pedal. It will cause piano key
PEDAL
Using USB To Host
This product allows the transfer of MIDI information over USB to a laptop,
tablet or smartphone. As complicated as this might sound, it's actually pretty
straight forward. This piano is USB Class Compliant; therefore there is no need
to install a driver to enable it to work with a computer. Simply just plug it in
and the computor's operating system will do the rest. The piano will work with
all standard MIDI based computer software.
this
instrument, and enjoy it on this instrument or use it for accompany
USB AUDIO interface is a digital audio interface. By USB cable, you can digitally
transfer intact audio signals from a Laptop, Tablet or Smartphone to
when you
play this instrument; likewise,you can transfer intact audio signals of the
instrument to Laptop, Tablet or Smartphone to record and edit music.
USB to Host
Connector Panel

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Soft Sustain
PEDAL
3-Foot Pedal(optional)
This digital piano can be used with a 3-Foot pedal.
Connect the plug of the foot pedal unit to the pedal jack in the button panel.
Damper Pedal (Right):
an actual acoustic piano, letting you sustain the sound of the voices even after
releasing your fingers from the keys.
Your piano has Half-pedal function. You may release your foot from the pedal
to different position to change the sustain time. The less you release your foot from
the pedal, the longer the sustain effect lasts.
It performs the same function as the damper pedal on
As standard, the pedal will affect the note playing after pressed. To change polarity,
hold the foot pedal down during power up.
NOTE
NOTE
Ensure the piano is turned off before connecting the pedal. Otherwise,
it will affect the piano sound.
As standard, the pedal will affect the note playing after pressed. To change
polarity, hold the foot pedal down during power up.
This digital piano can be used with a Double pedal.
Soft Pedal(left): The Soft Pedal controls the sound volume. Press the pedal to
decrease the output sound volume.
Sustain(right): It performs the same function as the damper pedal on an actual
acoustic piano, letting you sustain the sound of the voices even
after releasing your fingers from the keys.
The jack will auto-detect the polarity of the pedal.
Double Pedal(optional)

The Phones jack allows playing in silence. When headphones are plugged in,
the speakers are mute.
Phones
Connection for the included DC power adapter.
Please use only the provided adapter.
DC 12V Input
7
SOFT
As standard, the pedal will affect the note playing after pressed. To change polarity,
hold the foot pedal down during power up.
NOTE
Line Out/In
Connect the external sound system to the Line In jack. The audio signal from
the external sound system can be mixed with the sound of your piano. This
function is convenient when you want to play along with a favourite song.
The Line Out jack can be used to of the piano to a
keyboard amplifier, stereo sound system, mixing console or tape recorder.
transmit the audio signal
Soft Pedal (Left):
decrease the output sound volume.
The Soft Pedal controls the sound volume. Press the pedal to
SOSTENUTO
Sostenuto Pedal (Center):
the sostenuto pedal while the notes are held, those notes will be sustained as long
as the pedal is held, but all subsequently played notes will not be sustained.
If you play a note or chord on the keyboard and press
SUSTAIN

Turning on the power
Master Volume
Turn the power on, the LED will light.
Slide the control to the left to lower the speaker volume, or to the
right to increase it.
The Function button transfers the piano to Edit mode, enabling the
modification of the parameters of many features such as touch sensitivity,
splits, layers and MIDI control, among others.
Function
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The LED will display the appropriate status, function, value, voice or mode
for the current operation.
LED Display
STANDBY/ON
This product will switch off automatically in 30 minutes after no any
operation on it. In this case, press the [STANDBY/ON] button twice to turn
the power switch on.
1.Standby On
Hold the first white key and first black key on the left side of the keyboard at the
same time and then turn on the power to deactivate the AUTO STANDBY function.
2.Deactivate the Auto Standby function
STANDBY/ON
Panel Controls

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DATA CONTROL
Though the [DATA CONTROL] knob may be used to edit a variety of
functions on the piano, it will always revert to its default function of
controlling metronome tempo if left inactive for 10 seconds.
The [DATA CONTROL] knob changes parameter values for voice, function,
volume (0-127),metronome tempo (20-280), reverb/chorus depth(0-127),
time signature, transpose value (-12 - +12),octave setting (-2 - +2), Master
Tuning setting (-64- +63), track, MIDI channel/program number and Bank
MSB/LSB values (0-127).
Data Control Knob

PIANO E.PIANO HARPSOCHORD VIBES N.GUITAR ORGAN STRINGS BASS
10
There are 8 demo songs pre-recorded in the DSP-388 piano. Each demo song
will demonstrate a different voice as indicated in the chart below. Here's
how you can select and play the demo songs.
Select the Demo Song
5
SONG
DATA CONTROL
Press the [SONG] button, then turn the [DATA CONTROL] knob until the
desired song is displayed in the LED. Press [SONG] again to begin playing.
The [SONG] and voice buttons will flash and the LED will display:
During playback, another song may be chosen by pressing a different voice
select button.
1.Use the Data Control Knob to Select
2.Use the Voice Select Button’s to Select
Press [SONG] button to enter Song Play Mode, the Song button will light.
SONG
Then press the desired Voice Select button. The [SONG] and voice buttons
will flash and the LED will display:
Demo Songs

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Stop Playing
SONG
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2
3
4
5
6
7
8
Piano
E.Piano
Harpsochord
Vibes
N.Guitar
Organ
Strings
Bass
Demo Song # Voice
To stop the demo song. press the [SONG] button again. To replay the current
song from the beginning, press the flashing voice select button.

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Reverb
The Reverb effect may be applied to each voice individually and will be
retained even when the power is turned off.
To apply reverb, select the desired voice and press [REVERB]. The button
will light and the effect will be heard when the piano is played.
DATA CONTROL
REVERB
To adjust the amount (depth) of the reverb effect, hold the [REVERB]
button down while turning the [DATA CONTROL] knob to the desired
amount(0-127).
Press [REVERB] button, The button will illuminate, and you will hear the Reverb
effect when you play the currently selected voice. To turn Reverb off, press the
Reverb button again. The button LED will turn off to indicate that Reverb is no
longer active.
REVERB
Chorus
Press [CHORUS] button,
Chorus Chorus
Chorus
Chorus
The button will illuminate, and you will hear the
effect when you play the currently selected voice. To turn off,
press the button again. The button LED will turn off to indicate that
is no longer active.
CHORUS

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The Chorus Effect may be applied to each voice individually and will be
retained even when the power is turned off. This effect simulates the same
tone coming from multiple sources, like several singers or instruments
singing or playing the same note.
DATA CONTROL
REVERB
To adjust the amount (depth) of the Chorus effect, hold the [CHORUS]
button down while turning the [DATA CONTROL] knob to the desired
amount(0-127).
To apply the Chorus Effect, select the desired voice and press [CHORUS].
The button will light and the effect will be heard when the piano is played.

Voice Select
The DSP-388 piano has 8 built-in voices, which include several pianos as well
as other instruments. These digitally-sampled musical instrument sounds
may be selected one at a time, layered to produce two voices at once, or as
signed to the left or right hands.
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To select a voice, press the appropriate Voice Select button on the right side
of the front panel.
The button will light and the LED will indicate these lection as shown below.
Voice LED
Piano
E.Piano
Harpsochord
Vibes
N.Guitar
Organ
Strings
Bass
Pno
EPn
hAr
vbE
gtA
Org
Str
BAS
PIANO E.PIANO HARPSOCHORD VIBES N.GUITAR ORGAN STRINGS BASS
Voice

15
Split Mode allows the keyboard to be divided into two sections so that
different voices may be played with the left and right hands.
The volume may be independently adjusted for each voice, the Split Point
(the highest note played with the left hand) may be adjusted and the Split
Voice may be changed as desired.
Enter Split Mode
Press the [SPLIT] button. The LED will show:
#
The Split (left hand) voice will be Upright Bass and the Split Point will be F 2.
SPLIT
NOTE
If Voice Select is now used, it will only affect the Left Hand Split Voice. The Right
Hand Voice will stay the same until Split Mode is turned off again.
SPLIT
Change the Split Point
Press and hold the [SPLIT] button for 1 second, then press the appropriate
piano key.
Split Mode

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Change the Main (right hand) voice
Exit Split Mode by pressing the [SPLIT] button again, select the appropriate
voice and then press [SPLIT] again to re-enter Split mode.
SPLIT
Change the Split (left hand) voice
In the Split Mode, Press a new [VOICE SELECT] button to select a
new Split Voice
Turn the [DATA CONTROL] knob to the desired value (0-127) while
striking any keyboard key to hear the effect.
Change the Split volume (left hand)
b
Press the [FUNCTION] button to enter Edit Mode. Press the B 0 key to
assign the [DATA CONTROL] knob to the Split (left hand)Voice Volume
function.
FUNCTION
b
B o