Introducing the RockJam 54 Keys Multi-Function Keyboard

The RockJam 54 Keys Multi-Function Keyboard is the perfect musical companion for both beginners and experienced players. This keyboard is equipped with 54 full-size keys, providing a natural feel and a wide range of notes. Its multi-functionality allows for various sound options, recording and playback capabilities, and connectivity to other devices. The estimated price for this keyboard is around $150, and it is now available in the market.

Technical Specification

• Display
  LCD Display with Staff and Key Indication

• Tone
  100 different tones

• Rhythm
  100 different rhythms

• Demo
  8 different demo songs

• Effect Control
  Sustain, Vibrato, Transpose

• Recording and Programming
  41 Note Record Memory, Playback, 16 Beat Rhythm Programming

• Percussion
  8 Kinds of panel percussion instruments

• Accompaniment Control
  Start / Stop, Sync, Fill-in, Tempo

• Intelligent Teaching
  2 Teaching modes

• External Jacks
  DC 9V Power Input, Headphone/ External Speaker Output, Microphone Input

• Diapason (Range of Keyboard)
  C2- F6

• Intonation
  <3cent

• Weight
  3.9kg

• DC Input
  DC9V

• Power Adapter
  DC9V, 500mA

• Output Power
  3W x 2

• Accessories
  Power Adapter, Music Stand, User Guide

Front Panel and External Connections

Front Panel

External Connections

• DC 9V – Power Input

• OUT – Headphones/ External Speaker Output

• OK – Microphone Input

Important Information

Be sure to obey the following information so as not to harm yourself or others or damage this instrument or other external equipment.

Power adapter

• Please use only the specified AC adapter supplied with the product. An incorrect or faulty adapter can cause damage to the electronic keyboard.

• Do not place the AC adapter or power cord near any source of heat such as radiators or other heaters.

• To avoid damaging the power cord, please ensure that heavy objects are not placed on it and that it is not subject to stress or overbending.

• Check the power plug regularly and ensure it is free from surface dirt. Do not insert or unplug the power cord with wet hands.

• Do not open the body of the electronic keyboard.

• Do not open the electronic keyboard or try to disassemble any part of it. If the device is not functioning correctly, please stop using it and send it to a qualified service agent for repair.

Use of the electronic keyboard

• To avoid damaging the appearance of the electronic keyboard or damaging the internal parts please do not place the electronic keyboard in a dusty environment, in direct sunlight or in places where there are very high or very low temperatures.

• Do not place the electronic keyboard on an uneven surface. To avoid damaging internal parts do not place any vessel holding liquid onto the electronic keyboard as spillage may occur.

Maintenance

• To clean the body of the electronic keyboard wipe it with a dry, soft cloth only.

Connection

• In order to prevent damage to the speaker of the electronic keyboard please adjust the volume of any peripheral device to the lowest setting and gradually adjust the volume accordingly to an appropriate level once the music is playing.

During operation

• Do not use the keyboard at the loudest volume level for a long period of time.

• Do not place heavy objects on the keyboard or press the keyboard with undue force.

• The packaging should be opened by a responsible adult only and any plastic packaging should be stored or disposed of appropriately.

LCD Display

1. Speed value of rhythm and song (bpm)

2. Digital display of song, rhythm, and tone number

3. TONE, RHYTHM, or DEMO song

4. Volume level display

5. Staff display

Preparation Before First Use

• Power Use of AC/DC power adapter: Please use the special AC/DC power adapter that came with the electronic keyboard or a power adapter with DC9V output voltage and 500mA output current with a center-positive plug. Connect the DC plug of the power adapter to the DC9V power socket on the rear of the keyboard and then connect the other end to the mains wall socket and switch it on.
  Caution: When the keyboard is not in use you should unplug the power adapter from the mains power socket.

  

• Battery operation: Open the battery lid underneath the electronic keyboard and insert 6 x 1.5V Size D alkaline batteries. Ensure the batteries are inserted the correct way around and replace the battery lid.
  Caution: Do not mix old and new batteries. Do not leave batteries in the keyboard if the keyboard is not going to be used for any length of time. This will avoid possible damage caused by leaking batteries.

• Auto Power Off: The amplifier section of the keyboard will go into a low-power standby mode if no key is pressed for 3 minutes. Press any key to come out of the low-power mode. Note the keyboard will not enter the low power mode during demo song or rhythm playback.

• Jacks and Accessories
  Using headphones or external speakers: Connect the 3.5mm headphone or external speaker plug into the [OUT] jack on the rear of the keyboard. The keyboard’s internal speakers will cut out. Note: Headphones and external speakers not supplied.

• Connecting a microphone: Connect the 3.5mm microphone plug into the [OK] jack on the rear of the keyboard. Sing along in time with the music. Note: Microphone not supplied.

Basic Operation

Power and Volume

Power control: Press the [POWER] button to turn the power on and again to turn the power off.

Adjustment of the Master Volume: The keyboard has 10 levels of volume from 1 -10. The default volume level when powered on is set to level 7. To change the volume, press the [MASTER VOLUME +/-]  buttons. The volume level is indicated by the bars on the LCD display. Pressing both the [MASTER VOLUME +/-] buttons at the same time will make the master volume return to the default level.

Tone

Tone Selection: When the keyboard is first switched on the default status is TONE. To change the tone you can either press the + or – buttons on the numerical keypad or directly input the number of the tone you require by pressing the corresponding digits 0-9.

Effect & Control

Sustain: Press the [Sustain] button to enter Sustain mode. The LCD display will show a flag next to [SUS]. Once this mode is selected the sound of each note played is prolonged. Pressing the [Sustain] button again will turn the sustaining feature off and exit this mode.

Vibrato: Press the [Vibrato] button to enter Vibrato mode. The LCD display will show a flag next to [VIB]. Once this mode is selected each time a note is played a trembling effect is added to the end of the note. Pressing the [Vibrato] button again will turn the Vibrato feature off and exit this mode.

Transpose: Pressing the [Transpose +/-] button alters the musical scale of the note being played. You can adjust the scale by 6 levels upwards or downwards. Pressing both the [Transpose +/-] buttons at the same time will make the musical scale revert to 0.

Panel Percussion Instruments

There are 8 kinds of percussion instruments to choose from. Press the corresponding button to sound the required instrument. You can use percussion instruments to fill in your music and enhance the performance. 

Rhythm

Selecting the rhythm: You can choose from any of the 100 built-in rhythms. Please refer to the appendix for the detailed rhythm table. Press the [RHYTHM] button to enter the rhythm selection function. The LCD display will show the current rhythm number. You can select the rhythm you require by pressing the corresponding digits on the numerical keypad or by pressing the + / – buttons.

Start / Stop: Press the [START / STOP] button to play the rhythm. Press the [START / STOP] button again to stop the rhythm playback.

Sync: Press the [SYNC] button to select the sync accompaniment function. Pressing any of the first 19 keys on the left-hand side of the keyboard will start the rhythm playing. Press the [SYNC] button again to stop the rhythm and reset the sync function. Press the [SYNC] button again to exit the sync function.

Fill in: You can fill in the length of an interlude if you press the [FILL IN] button during the rhythm playback. After the fill in the rhythm will continue playing as normal.

Rhythm Volume Adjustment: The default Rhythm Volume is level 7; this can be adjusted by pressing the [RHYTHM VOLUME +/-] buttons. The LCD display will show the volume as you are adjusting it. The adjustment range is 1-10 indicated by the bars on the LCD display. Pressing both the [RHYTHM VOLUME +/-] buttons at the same time will make the Rhythm Volume return to the default level.

Tempo Adjustment: Press the [TEMPO +/-] buttons to adjust the playing tempo of the rhythm, metronome, and demo song. The adjustment range is 40-240 bpm in 15 steps. Pressing both the [TEMPO +/-] buttons at the same time will make the tempo revert to 120 bpm. 

Chord Accompaniment of RockJam 54 Keys Multi-Function Keyboard

Single Finger Chords: Press the [SINGLE FINGER] button to enter the single-finger auto chord mode. A flag is displayed on the LCD next to SINGLE. Chords are played by pressing certain keys in the chord area on the left-hand side of the keyboard (keys 1-19). The finger patterns required are shown in Appendix V. The played chord is displayed in the top left corner of the LCD display. Press the [START / STOP] button to start or stop the chord accompaniment.

Fingered Chords: Press the [FINGERED CHORD] button to enter the fingered auto chord mode. A flag is displayed on the LCD next to FINGER. By pressing certain keys in the chord area on the left-hand side of the keyboard (keys 1-19) you can hear different chord accompaniments. The finger patterns required are shown in Appendix V. The played chord is displayed in the top left corner of the LCD display. Press the [START / STOP] button to start or stop the chord accompaniment.

Chord Off: During any chord mode press the [CHORD OFF] button to stop the chord accompaniment sound and exit the chord mode. The rhythm will continue to play.

Recording Function

Press the [RECORD] button to enter the recording mode. The LCD display will show a flag next to REC/PROG. Press any key to start recording. The maximum recording capacity is 41 notes. Each time you press the [RECORD] button, the previous memory will be cleared and the keyboard will enter the recording mode again.

Before the memory becomes full, press the [PLAY] button to play back the recorded notes.

Press the [PROGRAM] button to enter the rhythm editing mode. The LCD display will show a flag next to REC/PROG. You can edit a section of rhythm by pressing any of the 8 kinds of panel percussion on the keyboard. The maximum recording length is 16 percussion sounds. Press the [PLAYBACK] button to hear the programmed sounds in sequence. You can also adjust the tempo for optimal effect. Each time you press the [PROGRAM] button the previous memory will be cleared and the keyboard will enter the programming mode again.

Demo Song Playback

Press the [DEMO] button to play a demo song. The LCD display will show SONG [XX] where xx is the number of the demo song. By pressing the [SELECT] button repeatedly you can choose the demo song you require. There are 8 songs to choose from in total. The keyboard will finish playing the chosen song and then start to play the next song. Press the [DEMO] button again to exit the demo mode.

Teaching Modes

Press the [LEARN 1] button to enter the Single Key teaching mode. A flag next to GUIDE 1 will be displayed on the LCD. This mode is suitable for beginners to familiarise themselves with the rhythm and tempo of the song. The LCD display will show SONG [XX] where xx is the number of the demo song selected. Select a different song using the [SELECT] key. The beat point will flash on the LCD display to indicate the tempo. The keyboard will then play the main melody automatically. The LCD will indicate which keys should be pressed.

Press the [LEARN 2] button to enter the Synchronised teaching mode. A flag next to GUIDE 2 will be displayed on the LCD. This mode is suitable for more advanced users. The LCD display will show SONG [XX] where xx is the number of the demo song selected. Select a different song using the [SELECT] key. The beat point will flash on the LCD display to indicate the tempo. The correct key to press is displayed on the LCD display. Play along in time making sure to press the correct keys.

Rhythm Table

Tone Table

RockJam 54 Keys Multi-Function Keyboard Demo Song Table

Chord Tables

Single Finger Chords

Fingered Chords

Description

The RockJam 54 Keys Multi-Function Keyboard features 54 full-size keys, providing a comfortable playing experience. It comes with 100 tones, 100 rhythms, and 50 demonstration songs, allowing for a wide range of musical exploration. The keyboard also includes a record and playback function, enabling users to capture and listen to their performances. Additionally, it offers connectivity to both headphones and external speakers, as well as a USB MIDI connection for seamless integration with computers and mobile devices.

Setup Guide of RockJam 54 Keys Multi-Function Keyboard

To operate the RockJam 54 Keys Multi-Function Keyboard, first insert the batteries or connect the power adapter. Next, turn on the keyboard and select your preferred tone and rhythm using the intuitive control panel. Connect headphones or external speakers for audio output, and use the record and playback functions to capture your performances. For USB MIDI connectivity, connect the keyboard to your computer or mobile device using the provided cable and install any necessary drivers or software.

Troubleshooting

If the keyboard is not turning on, check the battery level or power adapter connection. If the keys are not producing sound, ensure the volume is turned up and that headphones or speakers are properly connected. If the USB MIDI connection is not working, install any necessary drivers or software on your computer or mobile device. Always follow the manufacturer's instructions and warnings to avoid any damage to the keyboard or injury to the user.

RockJam Pros & Cons

Pros

• 54 full-size keys for natural feel and wide range of notes
• 100 tones, 100 rhythms, and 50 demonstration songs
• Record and playback functionality
• Connectivity to headphones, external speakers, and USB MIDI

Cons

• Limited keyboard size may not be suitable for advanced players
• Batteries not included
• May require additional software or drivers for USB MIDI connectivity

Customer Reviews about RockJam 54 Keys

Customers have praised the RockJam 54 Keys Multi-Function Keyboard for its affordability, wide range of sound options, and easy-to-use control panel. However, some have noted that the keyboard may not be suitable for advanced players due to its limited size. Overall, the RockJam 54 Keys Multi-Function Keyboard has received positive reviews from both beginners and experienced players.