Contents
NUX WK-400 Smart Digital Piano
SAFETLY PRECAUTION
Warning
In case of getting seriously injured or killed because of electric shock, short circuit, damage, fire or other dangers, please obey the following warnings.
These warnings include but not limited to the following situations:
- The rated voltage of this device is The required voltage is printed on the nameplate of this device.
- Check the plug regularly, clean the dirt and ash piled up on the
- This digital piano only matches with the provided power cable and
- Please don’t put electric cable beside heaters or radiators. Don’t bend too much or cause damage to electric cable. Don’t put any heavy stuff on the wire. Don’t put it where it may be run over or trampled to make people stumble.
Do Not Open
- Please do not open this device and try to dismantle inner components or transform it in any ways. This device does not include any components for users to fix. If you find any problems, please stop using and ask qualified NUX service staffs to examine and repair the device
Warning about humidity
- In case of any liquid splashing into the device, please do not get this device rained or use it nearby water, in a wet surrounding or put a container of liquid on it. If any liquid, like water, splashes into the instrument, please cut off power and pull out the electric cable from the AC socket immediately. Then ask qualified NUX service staffs to examine and repair the device.
- Do not plug with wet hands
Fire
- Do not place any burning stuff, like candle, on the instrument. It may cause fire.
- When sensing any unusual situations, such as worn away and damage of power cable, sound suddenly stops during playing and the smell and smoke it causes, please turn off the power immediately and pull out plug from the Ask qualified NUX service staffs to examine and repair the device.
Attention
In case that people around you and you get injured or get loss of device and property, please obey the following basic instructions.
These instructions include but not limited to following situations.
Power/Electric Cable
- When pulling out plug from socket, please grab the plug instead of power cable. Drawing directly will cause damage to the power cable.
- If not using the instruments for a long time or during a lighting storm, please pull out plug from the socket.
- Do not connect the instrument to the socket by multiple connector, or it will lower the sound quality, or it will make socket overheat.
Assemble & Use
- Please carefully read the attachment that explains the assemble process. If assembling the instrument in a wrong order, it will damage the instrument and hurt the user.
- Please connect the external equipment while the digital piano is off.
- Before using, please install the supporting screw and adjust it close to the ground, in case of trampling pedal.
Mount Position
- In case of deformation of control panel and damage to inner components, please do not place this device in an environment with a lot of dirt, vibration, extreme cold and hot (such as, direct sunshine, closing to heater and inside a car under the burning sun)
- Please do not use this device near the television, radio, stereo, cell phone or other electronic devices. This may make noise on the device itself and television or radio nearby.
- Please do not put this device on unstable place, or it may cause a sudden fall down
- Before moving the device, please pull out all electric cables from the socket
- When you set this device, please confirm the AC socket going to be used is The device should be connected to the socket with protecting grounding connection. If you find any problems and questions, please immediately turn off the power and pull out the plug from the socket. Even though the power is turned off, there is still a small amount of electricity current flowing though it. If you decide not using this device for a long time,please pull out the plug from AC socket.
- This product uses all extreme power switch as a device to cut off from network power. The power switch button is on the right side of the keyboard. When the power button is pressed, it is switched on. When the power button up rises, it is switched off.
Assembly Components List
Mounting Components
- Mount left side board, right side board and pedal.
- Mount back board
- Use 2 short machine screws and 4 tapping screws to affix the back board to the stands.
- Mount main body.
- Use 4 long machine screws to affix the main body onto the stands.
- Mount headphone hook.
- Use 1 tapping screw to affix the headphone hook to the main body.
- Installation complete.
- Thank you for choosing NUX Digital Piano. No matter you are a student, piano hobbyist or a professional player, this digital piano will impress you with its perfect sound and fashion design. It can be competent with piano studying, music listening, MIDI production, which satisfies your entertainment demand. It also has grand hammer dynamics keyboard, making you express yourself easily.
- For further information about this new digital piano, we suggest you should read this hand book carefully in order to make full use of its advanced and convenient functions. Meanwhile, we also suggest you should keep this hand book well for reference in the future.
- If you like NUX digital piano, please recommend NUX to your friends.
Control Panel
Front Control Panel
Back Panel Interface
- Power Supply
Connect to a power adapter (DC 12V, 2000mA, 6-C-0
) - USB MIDI Jack
Connect the computer to the USB MIDI Jack in the back panel to get MIDI Production Function. - INPUT R/L Jacks
Connect the external instrument/audio device to the built-in speaker system. - OUTPUT R/L Jacks
Connect the digital piano to a peripheral speaker system. - Headphone Jack
Standard stereo headphone jack(6.35mm). The built-in speaker system is invalid when this jack is connected. - Pedal Jack
Connect the pedal cable to this jack. 
Pedal
- Sostenuto Pedal
Use this pedal to sustain, Holding down this pedal, even if your fingers aren’t touch any keys, will sustain your notes - Sustaining Pedal
When you step down on this pedal, the notes you play will continue to produce sounds. - Sourdine
This makes the sound soft pedal.
- Sostenuto Pedal
Before You Play
- Power On
Connect the plug to a proper socket and then press the [POWER] button on the left side of the keyboard to turn on the power. The default sound is grand piano.
- Volume Control
To adjust the master volume, please use the volume control buttons on the control panel.
- Headphone Connection
Apart from the built-in speaker system, you can also connect a standard stereo headphone(6.35mm). Headphone jack is on the backboard of the piano. The built-in speaker system doesn’t work after connecting the headphone. Adjust the headphone volume by turning the [MASTER VOLUME] knob.
- The built-in speaker system is invalid when the headphone is connected to this jack.
Performance
- Sound Control
- The default tone of WK-400(B) is grand piano (No. 000). USE [DATA/SPEED
] buttons to select tones. (The complete tone lists is in the appendix). - When you select other tone, press [SOUND] button and the digital piano will return to grand piano tone immediately.
- The default tone of WK-400(B) is grand piano (No. 000). USE [DATA/SPEED
- Function Control
As a user-friendly instrument, all functions in this digital piano can be activated easily. Every function is corresponding to a key- Function Activation: Press [FUNCTION] button, the indicator light turns on and function selection is activated. Press a key within 5 seconds to select corresponding function. Press [FUNCTION] button again or wait for 5 seconds without any operation, the indicator light will turn off and exit function setting status. Now you can play the digital piano according to the chosen function mode.
- NOTE: Under the status of function setting, key pressing is soundless.
- Function Activation: Press [FUNCTION] button, the indicator light turns on and function selection is activated. Press a key within 5 seconds to select corresponding function. Press [FUNCTION] button again or wait for 5 seconds without any operation, the indicator light will turn off and exit function setting status. Now you can play the digital piano according to the chosen function mode.
Dynamic Curve
This digital piano has 4 dynamic curves, which are soft, standard, hard, dynamic on/off. Press [FUNCTION] button and the indicator light turns on. Press corresponding dynamic key within 5 seconds to activate dynamic function. The default dynamic curve is standard.
Transposition
This function can transpose a note to move up or down by 12 semitones within one octave range. Press [FUNCTION] button and indicator light turns on. Press [TRANS-POSITION+/-] key within 5 seconds to adjust pitch. Adjusting range: -12 to +12. Press [FUNCTION] button again or wait for 5 seconds without any operation, the indicator light will turn off and transposition select function turns off.
Dual Keyboard
- This function can divide the keyboard into two individual playing zones.
- Before pressing [SPLIT] key, select sound for the left keyboard; Press [FUNCTION] button, the indicator light turns on, press [SPLIT] key within 5 seconds to enter split status. The keyboard is divided into two individual zones. The split point is F4. Select sound for the right side keyboard by [DATA/SPEED buttons.
Split Point
Press [FUNCTION] button and the indicator light turns on. Press [SPLIT POINT] button within 5seconds to enter split point setting status. Now press any key to be the split point; Press [FUNCTION] button again or wait for 5 seconds without any operation until the indicator light turns off, the split point is set.
Dual Voice
When this function is turned on, playing one note can have two voices. Press [FUNCTION] button, indicator light turns on. Press [DUAL VOICE] key within 5 seconds to enter dual voice status. Select 2nd sound by [DATA/SPEED] button. 1st sound should be adjusted before entering dual voice status.
Keyboard Percussion
Press [FUNCTION] button and the indicator light turns on. Press [PERCUSSION ON] key within 5 seconds to activate keyboard percussion. Press [FUNCTION] button and the indicator light turns on. Press [PERCUSSION OFF] key within 5 seconds to turn off keyboard percussion function. The digital piano will return to the original sound.
Reverb
Press [FUNCTION] button and the indicator light turns on. Press [REVERB ON1 key within 5 seconds to activate reverb function and sound will have reverb effect. Press [FUNCTION] button and the indicator light turns on. Press [REVERB OFF] key within 5 seconds to turn off reverb effect . (The default setting is off.)
Chorus
Press [FUNCTION] button and the indicator light turns on. Press [CHORUS] key within 5 seconds to activate chorus function and sound will have chorus effect. Press [FUNCTION] button and the indicator light turns on. Press [CHORUS OFF] key within 5 seconds to turn off chorus function. (The default setting is off.)
NOTE: All the settings will not be saved after power off. It will return to default setting when power on again.
Practicing
Metronome
- Press[ BEAT NI ]button. The indicator light turns on and the metronome function is activated. The default velocity is 120bpm.
- Press [DATA/SPEED V/A] button to set velocity: 20- 280bpm.
- Press [ BEAT XI ] button again to exit metronome function. The current setting will be saved.
NOTE: The velocity will be back to the default value after restarting the digital piano.
Beat
- This digital piano has six kinds of beats, which are 1,2,3, 4,5,6.
- Press [FUNCTION] button and the indicator light turns on.
- Press corresponding key within 5 seconds to set beat.
- Press [FUNCTION] button again or wait for 5 seconds without any operation, the indicator light turns off, the beat is set.
Recording Function
- Press [PLAY/STOP] and [FUNCTION] keys simultaneously, The button light indicates the beginning of the recording. Simultaneously open the beat and metronome automatically, if not need to be manually closed.
- Press [PLAY/STOP] button and the recording ends.
Demo Songs
- Play demo Songs: There are 52 demo songs totally. Press [DATA/SPEEDY/A] two buttons together to start to play. Press [DATA/SPEED ] two buttons together again to stop playing.
- Select Demo Song: During the playing status, press [DATA/SPEED button to select corresponding song.
Using the APP
WK-400 is compatible with the APP “Piano Mate” for iOS and Android. “Piano Mate” has a collection of onboard sheet music, and makes practicing and teaching more convenient. Scan the QR code and download the app corresponding to the mobile device you are using:
- After installing the “Piano Mate” on your mobile device, you can register and open the sheet music. Then connect your mobile device to the WK-400 via a USB data cable.
USB MIDI Function
Connect the computer to the USB MIDI Jack in the back panel to get MIDI Production Function.
Audio Connection
- Audio Input: Connect the musical instrument to the built-in speaker system, regarding the digital piano as speaker.
- Output: Connect the digital piano to the external speaker system, regarding it as sound source.
Specification
- Appearance: Simple and vertical
- Veneer: White PVC/ black PVC
- Keyboard: 88 Grand Piano Keys scaled hammer action keyboard with four dynamic curves.
- Sound Module: Equipped with high-end DREAM DSP chip, Grand
- Piano tone: 5-level dynamic of stereo sampling from top concert grand piano.
- Sound: 128 + 1 standard percussion kit
- Polyphony: 80
- Demo Song: 52 demo songs.
- Metronome: Tick sound,
- Beat: 1,2,3,4,5,6.
- Tempo Range: 20~280bpm.
- Function Option: Pitch Shift, Spilt Keyboard, Dual Voice, Dynamic on/off, Chorus, Reverb, Percussion Sound
- Dynamic Curve: 4(Soft, Standard, Hard, Off)
- Octave Shifting: 25 octaves(0, ‡12)
- Split Keyboard: Dual Piano, Piano Duet, String Quartet, Concert Band, Piano + Violin, Guitar + Violin.
- Pedal: Soft Pedal(left), Damper Pedal (middle), Sustain Pedal(right)
- Jack: USB-MIDI, Pedal Jack, Power Jack, Stereo Input&Output(2 in, 2 out), Earphone Jack.
- Speaker: 2X4.5″ FR Speaker, 10 Watt each
- Power Supply: DC12V, 2A, Positive Pin
- Weight: 46Kg Dimension: 1370(L) × 420 (W) x820(H)mm
All specifications are subject to change without notice
Sound List
| Number | Instrument | ||
| 25 | GTR STEEL | ||
| 26 | GTRJAZZ | ||
| 27 | GTR CLEAN | ||
| 28 | GTR MUTED | ||
| 29 | GTR OVRDRV | ||
| 30 | GTR DISTRT | ||
| 31 | GTR HRMNX | ||
| BASS | |||
| 32 | ACOU BASS | ||
| 33 | FINGR BASS | ||
| 34 | PICK BASS | ||
| 35 | FRETLS BASS | ||
| 36 | SLAP BAS1 | ||
| 37 | SLAP BAS 2 | ||
| 38 | SYN BASS1 | ||
| 39 | SYN BASS 2 | ||
| STRING | |||
| 40 | VIOLIN | ||
| 41 | VIOLA | ||
| 42 | CELLO | ||
| 43 | CONTRABASS | ||
| 44 | STRTREM | ||
| 45 | STR PIZZ | ||
| 46 | HARP | ||
| 47 | TIMPANI | ||
| CONCERT | |||
| 48 | STRINGS 1 | ||
| 49 | STRINGS 2 | ||
| 50 | STR SYN 1 | ||
| Number | Instrument |
| 51 | STRSYN 2 |
| 52 | CHOIRAAHS |
| 53 | VOICE OOHS |
| 54 | VOICE SYN |
| 55 | ORCH HIT |
| BRASS | |
| 56 | TRUMPT |
| 57 | TROMBONE |
| 58 | TUBA |
| 59 | MUTE TPT |
| 60 | FR HORN |
| 61 | BRASS SECT |
| 62 | BRASS SYN 1 |
| 63 | BRASS SYN 2 |
| PIPE | |
| 64 | SAX SOPRANO |
| 65 | SAXALTO |
| 66 | SAX TENOR |
| 67 | SAX STONE |
| 68 | OBOE |
| 69 | ENG HORN |
| 70 | SASSON |
| 71 | CLARINET |
| WOODPIPE | |
| 72 | PICCOLO |
| 73 | FLUTE |
| 74 | RECORDER |
| 75 | PAN FLUTE |
| 76 | BOTTLE BLOWN |
| 77 | SHAKHACHI |
| Number | Instrument |
| 78 | WHISTLE |
| 79 | OCARINA |
| SVNTH PIPE | |
| 80 | SQRWAVE |
| 81 | SAWTOOTH |
| 82 | CALLIOPE |
| 83 | CHIFF |
| 84 | CHARANG |
| 85 | VOICE LEAD |
| 86 | 5THLEAD |
| 87 | BASS LEAD |
| SYNTHVOICE | |
| 88 | NEW AGE |
| 89 | WARM PAD |
| 90 | POLY SYNTH |
| 91 | CHOIR PAD |
| 92 | BOW GLASS |
| 93 | METAL PAD |
| 94 | HALO PAD |
| 95 | SWEEP |
| SYNTH EFFECT | |
| 96 | RAIN FX |
| 97 | SNDTRK FX |
| 98 | CRYSTAL FX |
| 99 | ATMOSPH FX |
| 100 | BRIGHT FX |
| 101 | GOBLIN FX |
| 102 | ECHO FX |
| 103 | SCI-Fl FX |
| Number | Instrument |
| FOLK SOUND | |
| 104 | SITAR |
| 105 | BANJO |
| 106 | SHAMISEN |
| 107 | KOTO |
| 108 | KALIMBA |
| 109 | BAGPIPE |
| 110 | FIDDLE |
| PERCUSSION | |
| 112 | TINKLE BELL |
| 113 | AGOGO |
| 114 | STEEL ORM |
| 115 | WOODBLK |
| 116 | TAIKO ORM |
| 117 | MLDYTOM |
| 118 | SYNTH ORM |
| 119 | REVRS CYM |
| EFFECT | |
| 120 | GTR NOISE |
| 121 | BREATH |
| 122 | SEASHORE |
| 123 | BIRD TWEET |
| 124 | TELEPHONE |
| 125 | HELICOPTER |
| 126 | APPLAUSE |
| 127 |
Demo Songs List
Trouble Shooting
Made in China
Cherub Technology Co.,Ltd. Add: No:10, Keji No. 9 Rd, Tangjiawan Town, Zhuhai National Hi-tech industrial Development Zone, Zhuhai City, Guangdong Province, China, 519080
Tel: +86 756 3689866
E-mail: [email protected]
www.nuxefx.com
