1. Introduzzjoni
This manual provides essential information for the setup, operation, and maintenance of your RockJam 49 Key USB Keyboard Piano, Model RJ490BB. Designed for beginners and intermediate players, this compact digital piano offers a wide range of features to enhance your musical journey. It includes 200 tones, 200 rhythms, 50 demo tracks, and convenient record and playback functionality. With versatile connectivity options and integrated learning tools, the RockJam RJ490BB is an ideal instrument for exploring music.

Figura 1: Quddiem view of the RockJam 49 Key USB Keyboard Piano.
2. Kontenut tal-Pakkett
Jekk jogħġbok kun żgur li l-oġġetti kollha huma preżenti fil-pakkett:
- RockJam 49 Key USB Keyboard Piano (Model RJ490BB)
- Mistrieħ Mużikali
- Kejbil tal-Enerġija USB
- Stikers tan-Noti tal-Pjanu
- Manwal ta 'Istruzzjoni (dan id-dokument)
3. Setup
3.1 Kif Tixgħel it-Tastiera
The keyboard can be powered in two ways:
- Qawwa tal-USB: Connect the provided USB cable to the DC 5V-2A port on the back of the keyboard and to a compatible USB power adapter (not included) or a computer's USB port.
- Qawwa tal-batterija: Insert 4 x AA batteries (not included) into the battery compartment on the underside of the keyboard. Ensure correct polarity.
3.2 Twaħħil tal-Mistrieħ tal-Mużika
Locate the slots on the top panel of the keyboard. Insert the music rest into these slots until it is securely in place. This provides a stable platform for sheet music or a tablet.
3.3 Applying Keynote Stickers
For beginners, the included piano note stickers can be applied to the white keys to help identify notes. Carefully peel each sticker and align it with the corresponding key, ensuring it adheres smoothly. These stickers are designed to be removable.
4. Istruzzjonijiet Operattivi
4.1 Power On/Off
Agħfas il- QAWWA button located on the top left of the control panel to turn the keyboard on or off.
4.2 Kontroll tal-Volum
Dawwar il-kbir VOLUM knob to adjust the master volume of the keyboard.

Figure 2: Power button and Volume knob.
4.3 L-Għażla tat-Toni
The keyboard features 200 different tones. To select a tone:
- Agħfas il- TON buttuna.
- Use the number pad (0-9) or the '+' and '-' buttons to enter the desired tone number. The selected tone number will appear on the digital display.
Refer to the tone list printed on the keyboard for available options, including Piano, Organ, Guitar, Bass, Strings, Brass, Synth, and various Sound Effects.

Figure 3: Tone and Rhythm selection lists.
4.4 L-Għażla tar-Ritmi
The keyboard includes 200 rhythms. To select a rhythm:
- Agħfas il- RITMU buttuna.
- Use the number pad (0-9) or the '+' and '-' buttons to enter the desired rhythm number.
- Agħfas BIDU/WAQQF biex tibda jew ittemm ir-ritmu.
Available rhythms include Pop, Dance, Samba, Tango, Country, and various traditional styles.
4.5 Aġġustament tat-Tempo
While a rhythm or demo song is playing, use the TEMPO '+' and '-' buttons to increase or decrease the playback speed.

Figure 4: Tempo and Sync controls.
4.6 Kanzunetta Demo
The keyboard has 50 pre-recorded demo songs. Press the DEMO button to cycle through and play the demo songs. Press BIDU/WAQQF biex twaqqaf daqq.
4.7 Rekord u Daqq
Biex tirrekordja l-prestazzjoni tiegħek:
- Agħfas il- REC button. The display will indicate recording mode.
- Doqq il-melodija mixtieqa tiegħek fuq it-tasti.
- Agħfas PLAY to listen to your recorded performance.
4.8 Effects (Sustain, Vibrato)
Attiva l- SOSTENENZA button to prolong the sound of notes. Press the VIBRATO button to add a wavering effect to the notes.
4.9 Perkussjoni
Uża d-dedikat PERKUSSJONI buttons to add drum and percussion sounds to your playing.

Figure 5: Control panel with tone, rhythm, and effect buttons.
5. Konnettività
The RockJam RJ490BB offers several ports for enhanced functionality:
- Jack tal-headphone (3.5mm): Connect headphones for private practice without disturbing others.
- Input Awżiljarju (3.5mm): Connect an external audio device (e.g., smartphone, MP3 player) to play along with your favorite songs.
- Microphone Input (3.5mm): Connect a microphone (not included) to sing along while playing.
- Port USB: Connect the keyboard to a computer for MIDI functionality, allowing use with music software.

Figure 6: Rear panel with USB, Mic, Aux, and Phones jacks.
6. Learning Resources
Your RockJam keyboard includes access to exclusive content designed to aid your learning:
- Simply Piano App: Unlock exclusive content from the Simply Piano IOS and Android application. This app provides interactive lessons, helping you learn fundamental piano techniques and play popular songs. Follow the instructions provided with your product to redeem your access.
- Keynote Stickers: As mentioned in the Setup section, these stickers are a visual aid for identifying notes on the keys, making it easier to follow sheet music and learn scales.
7. Manutenzjoni
Proper care will ensure the longevity of your keyboard:
- Tindif: Use a soft, dry cloth to wipe the surface of the keyboard. Avoid using abrasive cleaners, solvents, or waxes, as these can damage the finish.
- Ħażna: Aħżen it-tastiera f'post frisk u niexef 'il bogħod mix-xemx diretta, temperaturi estremi, u umdità għolja.
- Kura tal-batterija: If using batteries, remove them if the keyboard will not be used for an extended period to prevent leakage and damage.
- Immaniġġjar: Evita li twaqqa’ t-tastiera jew li tissottomettiha għal impatti qawwija.
8 Issolvi l-problemi
Jekk tiltaqa' ma' problemi bit-tastiera tiegħek, irreferi għas-soluzzjonijiet komuni li ġejjin:
- Ebda Ħsejjes:
- Iċċekkja l-livell tal-volum.
- Ensure headphones are not plugged in if you intend to use the built-in speakers.
- Verify the power connection or battery status.
- Keys Unresponsive:
- Kun żgur li t-tastiera tkun mixgħula.
- If certain keys on the left side are unresponsive, check if a 'finger' button or similar setting is activated, which might mute sections of the keyboard for specific modes. Deactivate it to restore full keyboard functionality.
- Kwistjonijiet ta' Enerġija:
- If using USB power, try a different USB port or power adapter.
- Jekk qed tuża batteriji, ibdilhom b'oħrajn ġodda.
For further assistance, please contact RockJam customer support.
9. Speċifikazzjonijiet
| Karatteristika | Dettall |
|---|---|
| Mudell | RJ490BB |
| Numru ta' Ċwievet | 49 |
| Sors tal-Enerġija | Battery Powered (4x AA), USB (DC 5V-2A) |
| Konnettività | USB, 3.5mm Headphone Jack, 3.5mm Aux Input, 3.5mm Microphone Input |
| Toni | 200 |
| Ritmi | 200 |
| Kanzunetti Demo | 50 |
| Karatteristiċi Speċjali | Built-In Speaker, Compact, Headphone Jack, Lightweight, Recording |
| Dimensjonijiet | 7.28 x 30.71 x 2.36 pulzieri |
| Piż tal-oġġett | 4.4 libbra (2 Kilogrammi) |
10. Garanzija u Appoġġ
For warranty information and customer support, please refer to the documentation included with your purchase or visit the official RockJam website. You may also contact the manufacturer, PDT UK Ltd, for assistance.





