RockJam RJ-661 Multi-function Keyboard User Guide

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 to 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 over bending.
• 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 onto 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.

Specification

• Specifications are subject to change without notice.

Front Panel and External Connections

Front Panel

Description of Front Panel Controls:

• 1. Speaker
• 2. Power Switch
• 3. Single Finger button
• 4. Fingered Chord button
• 5. Chord Tones button
• 6. Sustain button
• 7. Vibrato button
• 8. Master Volume control (+/- buttons)
• 9. Accompaniment Volume control (+/- buttons)
• 10. Transpose button
• 11. LCD Display
• 12. Number Buttons (0-9)
• 13. Metronome button
• 14. Tone Select button
• 15. Rhythm Select button
• 16. Dual Keyboard button
• 17. Demo Songs button
• 18. Start/Stop button
• 19. Rhythm Sync button
• 20. Fill In button
• 21. Chord Off button
• 22. Tempo [Slow/Fast] buttons
• 23. Keyboard Percussion button
• 24. Panel Percussion button
• 25. Record button
• 26. Rhythm Program button
• 27. Playback button
• 28. Single Key Course button
• 29. Synchronised Course button
• 30. Concert Course button
• 31. Chord Keyboard Area (keys 1-19 for chord input)
• 32. Keyboard Playing Area (main keys)

External Connections

Diagram shows three jacks:

• 1. MIC: Microphone Input (3.5mm socket)
• 2. PHONES: Headphone Output (3.5mm socket)
• 3. POWER: DC9V Power Input

LCD Display

The LCD display provides information on various functions. Key indicators include:

• 1. Metronome for rhythm and song
• 2. Speed value of rhythm and song (bpm)
• 3. Digital display of song, rhythm, and tone number
• 4. Indicates TONE, RHYTHM, or DEMO song mode
• 5. Volume level display
• 6. Playing chord indication
• 7. Staff display (shows musical notation)

Additional indicators for DUAL KEYS, SINGLE FINGER, and FINGERED modes are also present.

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 centre positive plug. Connect the DC plug of the power adapter into the DC9V power socket on the rear of the keyboard and then connect the other end into the mains wall socket and switch on.

Diagram shows a power adapter with a DC plug connecting to the keyboard's DC power jack, and the adapter's mains plug connecting to a mains socket.

Caution: When the keyboard is not in use, unplug the power adapter from the mains power socket.

Battery operation:

Open the battery lid on the underneath of the electronic keyboard and insert 6 x 1.5V Size D alkaline batteries. Ensure the batteries are inserted the correct way round and replace the battery lid.

Caution: Do not mix old and new batteries. Do not leave batteries in the keyboard if it is not going to be used for any length of time. This will avoid possible damage caused by leaking batteries.

Jacks and Accessories

Using headphones:

Connect the 3.5mm headphone plug into the [PHONES] jack on the rear of the keyboard. The internal speaker will cut off automatically once headphones are connected.

Diagram shows a 3.5mm plug connecting to a headphone jack labeled [PHONES] and a pair of headphones.

Connecting a microphone:

This electronic keyboard has a 3.5mm socket for connecting an electret microphone (not included). Connect the microphone to the 3.5mm socket and sing along in time with the music.

Diagram shows a 3.5mm plug connecting to a jack labeled MIC and a microphone.

Connecting an Amplifier or Hi-Fi Equipment:

This electronic keyboard has a built-in speaker system but can be connected to an external amplifier or other hi-fi equipment. First, turn off the power to the keyboard and any external equipment. Next, insert one end of a stereo audio cable into the LINE IN or AUX IN socket on the external equipment and connect the other end into the [PHONES] jack on the rear of the electronic keyboard.

Diagram shows a 3.5mm plug connecting to a jack labeled [PHONES], leading to an amplifier with R IN and L inputs, and a speaker box.

Basic Operation

Power and Volume

Power control:

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

Diagram shows a rotary dial with various buttons around it, highlighting the POWER button.

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 8. To change the volume, press the [MASTER VOLUME +/-] buttons. The volume level is indicated by bars on the LCD display. Pressing both [MASTER VOLUME +/-] buttons at the same time will return the master volume to the default level.

Diagram shows the rotary dial again, highlighting MASTER VOLUME +/- buttons.

Tone

Tone Selection:

When the keyboard is first switched on, the default status is TONE. To change the tone, either press the + or - buttons on the numerical keypad or directly input the number of the tone required by pressing the corresponding digits 0-9.

Diagram shows the numerical keypad (0-9, +, -) and a rotary dial labeled TONES SELECT.

Effect & Control

Dual Keyboard:

To switch on Dual Keyboard mode, press the [Dual Keyboard] button. The LCD display will show a flag next to [DUAL KEYS]. The keyboard will split into a dual voice keyboard at the 24th key from the left. You can adjust the voice of the left-hand side by pressing the corresponding digits 0-9 on the numerical keypad. The voice of the right-hand side remains set to the voice chosen before the [Dual Keyboard] button was pressed. In Dual Keyboard mode, the pitch of the left-hand keys is raised by one octave, and the right-hand keys are lowered by one octave. Press the [Dual Keyboard] button again to exit Dual Keyboard mode.

Diagram shows the numerical keypad and the TONES SELECT/DUAL KEYBOARD rotary dial.

Sustain:

Press the [Sustain] button to enter Sustain mode. The LCD display will show a flag next to [SUSTAIN]. Once selected, the sound of each note played is prolonged. Pressing the [Sustain] button again turns the sustain feature off and exits this mode.

Diagram shows the rotary dial with SUSTAIN button highlighted.

Vibrato:

Press the [Vibrato] button to enter Vibrato mode. The LCD display will show a flag next to [VIBRATO]. Once selected, each note played will have a trembling effect added to its end. Pressing the [Vibrato] button again turns the Vibrato feature off and exits this mode.

Diagram shows the rotary dial with VIBRATO button highlighted.

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 [Transpose +/-] buttons at the same time reverts the musical scale to 0.

Diagram shows the rotary dial with TRANSPOSE +/- buttons highlighted.

Metronome:

Press the [Metronome] button to start the tick-tock beat. There are four beats to choose from: 1/1, 1/4, 1/2, or 1/3 beat. Press the [Metronome] button repeatedly to cycle through the required beat pattern. The LCD display will indicate the chosen beat. The metronome effect is added to the music once you start playing. To exit this mode, press the [Metronome] button.

Diagram shows the numerical keypad and the METRONOME button on the rotary dial.

Panel Percussion Instruments:

There are 7 kinds of percussion instruments to choose from. Press the corresponding button to sound the required instrument. You can use these percussion instruments to fill in your music and enhance the performance.

Diagram shows 7 buttons with icons representing:

• BASS DRUM
• TOM DRUM
• TAMBOURINE
• CLAP
• OPEN HI-HAT
• SNARE DRUM
• CLOSED HIGH HAT

Keyboard Percussion:

Press the [KEYBOARD PERCUSSION] button so that percussion sounds can be played by the black and white keys of the keyboard. There are 12 different percussion sounds available. Press the button again to exit keyboard percussion mode.

Diagram shows the KEYBOARD PERCUSSION button and a row of 12 percussion icons.

Rhythm

Selecting the rhythm:

You can choose from any of the 200 built-in rhythms. Refer to Appendix I for the detailed rhythm table. Press the [RHYTHM SELECT] button to enter the rhythm selection function. The LCD display will show the current rhythm number. You can select the rhythm by pressing the corresponding digits on the numerical keypad or by pressing the + / - buttons.

Diagram shows the numerical keypad and the RHYTHM SELECT rotary dial.

Start / Stop:

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

Diagram shows the control panel buttons, highlighting START/STOP.

Sync:

Press the [SYNC] button to select the sync accompaniment function. The LCD display will show a flag next to [SYNC]. Pressing any of the first 19 keys on the left-hand side of the keyboard will start the rhythm playing. Press the [START / STOP] button to stop the rhythm and exit the sync function.

Diagram shows control panel buttons, highlighting SYNC.

Fill in:

You can insert a length of interlude by pressing the [FILL IN] button during rhythm playback. After the fill-in, the rhythm will continue playing as normal.

Diagram shows control panel buttons, highlighting FILL IN.

Accompaniment Volume Adjustment:

The default Accompaniment Volume is level 8. This can be adjusted by pressing the [ACCOMP VOLUME +/-] buttons. The LCD display will show the volume as you adjust it. The adjustment range is 1-10, indicated by bars on the LCD display. Pressing both [ACCOMP VOLUME +/-] buttons at the same time will return the Accompaniment Volume to the default level.

Diagram shows the rotary dial with ACCOMP VOLUME +/- buttons highlighted.

Tempo Adjustment:

Press the [TEMPO SLOW/FAST] buttons to adjust the playing tempo of the rhythm, metronome, and demo song. The adjustment range is 30-240 bpm. Pressing both [TEMPO SLOW/FAST] buttons at the same time will revert the tempo to the default for the selected rhythm or 120 bpm for the metronome.

Diagram shows control panel buttons, highlighting SLOW TEMPO FAST.

Chord Accompaniment

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 FINGER. 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.

Diagram shows the rotary dial with SINGLE FINGER button highlighted.

Fingered Chords:

Press the [FINGERED] button to enter the fingered auto chord mode. A flag is displayed on the LCD next to [FINGERED CHORD]. 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. The fingered chord will only play when keyed correctly. Press the [START / STOP] button to start or stop the chord accompaniment.

Diagram shows the rotary dial with FINGERED button highlighted.

Chord Tones:

There are 4 kinds of chord accompaniment tone to choose from. To select the chord tone, press the [CHORD TONES] button repeatedly during chord accompaniment. The LCD display will briefly show a number 00 - 03 to indicate the chord tone selected.

Diagram shows the rotary dial with CHORD TONES button highlighted.

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.

Diagram shows control panel buttons, highlighting CHORD OFF.

Recording Function

Press the [RECORD] button to enter the recording mode. The LCD display will show a flag next to [PROGRAM RECORD]. Press any key to start recording. The maximum recording capacity is 85 notes. When the recording capacity is full, the LCD display will show [FL]. Each time you press the [RECORDING] button, the previous memory will be cleared, and the keyboard will enter the recording mode again.

Diagram shows a sequence of buttons: RECORD, RHYTHM PROGRAM, PLAYBACK, SINGLE COURSE, SYNC COURSE, CONCERT COURSE. The RECORD button is highlighted.

Press the [PLAYBACK] button to play back the recorded notes.

Diagram shows the same sequence of buttons, highlighting PLAYBACK.

Press the [RHYTHM PROGRAM] button to enter the rhythm editing mode. The LCD display will show a flag next to [PROGRAM RECORD]. You can edit a section of rhythm by pressing any of the 7 kinds of panel percussion on the keyboard. The maximum recording length is 32 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 [RHYTHM PROGRAM] button, the previous memory will be cleared, and the keyboard will enter the programming mode again.

Diagram shows the same sequence of buttons, highlighting RHYTHM PROGRAM.

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 + and - buttons on the numerical keypad, you can choose the demo song you require. There are 50 songs to choose from in total. The keyboard will finish the chosen song and then start to play the next song. Press the [DEMO] button again to exit the demo mode.

Diagram shows the numerical keypad and the DEMO button on the rotary dial.

Teaching Modes

Single Key Course:

Press the [SINGLE COURSE] button to enter the Single Key teaching mode. A flag next to [TEACHING COURSE] 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 +/- or number keys. The beat point will flash on the LCD display to indicate the tempo. The keyboard will then play the main melody in time with any key presses, even incorrect ones.

Diagram shows a sequence of buttons: RECORD, RHYTHM PROGRAM, PLAYBACK, SINGLE COURSE, SYNC COURSE, CONCERT COURSE. The SINGLE COURSE button is highlighted.

Synchronised Course:

Press the [SYNC COURSE] button to enter the Synchronised teaching mode. A flag next to [TEACHING COURSE] 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 +/- or number keys. The beat point will flash on the LCD display to indicate the tempo. The correct key to press next is displayed flashing on the LCD display. Play along in time, making sure to press and hold the correct keys in time as indicated. If an incorrect key is pressed, no tone will be sounded.

Diagram shows the same sequence of buttons, highlighting SYNC COURSE.

Concert Course:

Press the [CONCERT COURSE] button to enter the Concert course teaching mode. A flag next to [TEACHING COURSE] 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 +/- or number keys. The beat point will flash on the LCD display to indicate the tempo. The correct key to press is NOT displayed on the LCD display. Play along in time with correct key presses. If incorrect keys are pressed, then the LCD will start to indicate the correct keys to be pressed.

Diagram shows the same sequence of buttons, highlighting CONCERT COURSE.

Progressive Learning:

In general, follow the sequence below in order to master any of the included songs:

• Listen to the song in DEMO mode to get an idea of the note timings and beat. When confident, move on to the next stage.
• Access the same song in SINGLE KEY COURSE mode and duplicate the note timings using a single key. When mastered, move onto the next stage.
• Access the same song in SYNC COURSE mode and play along by pressing the correct keys as indicated. When mastered, move onto the next stage.
• Access the same song in CONCERT COURSE mode and play along by pressing the correct keys unaided. When mastered, congratulate yourself and move onto a new song!

Appendix I. Rhythm Table

Appendix II. Tone Table

Appendix III. Demo Song Table

Appendix IV. Troubleshooting

Appendix V. Chord Tables

Single Finger Chords

Diagrams showing keyboard layouts for various single finger chords (M, m, 7, m7) for roots C through B.

Fingered Chords

Diagrams showing keyboard layouts for various fingered chords (M, m, 7, m7, dim7, M7, m7-5, dim) for roots C through B.

Appendix VI. Technical Specification

• Display: LCD Display with Staff and Key Indication
• Tone: 200 tones
• Rhythm: 200 rhythms
• Demo: 50 different demo songs
• Effect Control: Dual Voice, Sustain, Vibrato, Transpose
• Recording and Programming: 85 Note Record Memory, Playback, 32 Beat Rhythm Programming
• Percussion: 7 Kinds of panel percussion instruments, (12 in keyboard percussion mode)
• Accompaniment Control: Start / Stop, Sync, Fill in, Tempo
• Intelligent Teaching: Metronome, 3 Teaching modes
• External Jacks: DC 9V Power Input, Headphone Output, Microphone Input
• Diapason (Range of Keyboard): C2- C7
• Intonation: <3cent
• Weight: 4.4kg
• DC Input: DC9V
• Power Adapter: DC9V, 500mA
• Output Power: 5W x 2
• Accessories: Power Adapter, Music Stand, User Guide

Product Disposal Instructions

The symbol shown here and on the product means that the product is classed as Electrical or Electronic Equipment and should not be disposed of with other household or commercial waste at the end of its working life.

The Waste Electrical and Electronic Equipment (WEEE) Directive (2002/96/EC) has been put in place to encourage the recycling of products using best available recovery and recycling techniques to minimise the impact on the environment, treat any hazardous substances and avoid the increase of landfill.

When you have no further use for this product, please dispose of it using your local authority's recycling processes. For more information please contact your local authority or the retailer where the product was purchased.

PDT Ltd.
Ivy Mill,
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Failsworth,
Manchester
M35 9BG

info@pdtuk.com

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