1. Bubuka jeung Leuwihview
This manual provides essential instructions for the safe operation, setup, and maintenance of your Jamara 404920 J-Matic Digger. Please read this manual thoroughly before operating the device to ensure proper function and longevity.
The Jamara J-Matic Digger is a remote-controlled excavator featuring realistic engine sounds, a 660-degree turret rotation, and programmable functions. It operates on a 2.4 GHz frequency for reliable control.

Gambar 1: Sisi hareup view of the Jamara 404920 J-Matic Digger, showcasing its yellow body, tracks, and articulated arm with a bucket.
2. Émbaran Kasalametan
WARNING: Use under the direct supervision of adults.
WARNING: Not suitable for children under 36 months. Risk of suffocation. Contains small parts which can be swallowed.
- Recommended age for operation is 8 years and up.
- Jauhkeun leungeun, rambut, sareng pakean anu longgar tina bagian anu obah.
- Do not operate the digger near water or in wet conditions to prevent electrical damage.
- Avoid operating in crowded areas or near roads to prevent accidents.
- Ensure batteries are inserted with correct polarity. Do not mix old and new batteries or different types of batteries.
- Remove batteries from the digger and transmitter when not in use for extended periods.
3. Eusi Kotak
Mangga parios eusi pakét nalika unboxing:
- 1 x Jamara J-Matic Digger Model
- 1 x 2.4 GHz Transmitter (Remote Control)
- 1 x Manual Instruksi
4. Setélan
4.1 Pamasangan batré
- Digger: Locate the battery compartment on the underside of the digger. Open the cover and insert 4 x AA batteries, ensuring correct polarity (+/-). Close the cover securely.
- Pamancar: Locate the battery compartment on the back of the transmitter. Open the cover and insert the required batteries (typically 2 x AA or 3 x AA, refer to the compartment label), ensuring correct polarity. Close the cover securely.
4.2 Pairing the Transmitter and Digger
The 2.4 GHz system typically pairs automatically. Follow these steps:
- Ensure fresh batteries are installed in both the digger and the transmitter.
- Turn on the digger using its power switch.
- Turn on the transmitter. The indicator light on the transmitter should blink and then become solid, indicating a successful connection.
- If pairing fails, turn off both devices, wait a few seconds, and repeat the process.
5. Parentah Operasi
Familiarize yourself with the transmitter controls and the digger's functions:
- Gerakan: Use the control sticks for Forward, Reverse, Left, and Right movement.
- Rotasi Menara: The digger features a 660-degree turret rotation. Use the designated controls on the transmitter to rotate the turret clockwise or counter-clockwise.
- Arm and Bucket Control: Operate the digger's arm and bucket using the specific levers or buttons on the transmitter. These controls allow for actions such as discharge and recharge (scooping and dumping).
- Sora mesin: The digger has a realistic engine sound feature that can be switched on or off via a dedicated button on the transmitter.
- tanduk: Activate the horn sound using the corresponding button.
- Fungsi Programmable: The digger supports programmable functions, including a repeat function. Refer to the transmitter's specific buttons for programming sequences.
- Pareum Otomatis: The digger is equipped with an auto switch-off function to conserve battery power when idle.
- Backwards Drive Alarm: An audible alarm sounds when the digger is moving in reverse.

Image 2: The Jamara 404920 J-Matic Digger in an outdoor setting, illustrating its 660-degree turret rotation capability and digging action.
6. Pangropéa
- beberesih: Use a soft, dry cloth to clean the digger and transmitter. Do not use water or chemical cleaners.
- Perawatan batré: Always remove batteries from the digger and transmitter when not in use for extended periods. Store batteries in a cool, dry place.
- Panyimpenan: Store the digger in a dry, dust-free environment, away from direct sunlight and extreme temperatures.
- Pamariksaan: Periodically check for loose screws, damaged wires, or worn parts. Do not operate if any damage is found.
7. Cara ngungkulan
| Masalah | Mungkin Cukang lantaranana | Solusi |
|---|---|---|
| Digger does not turn on. | Batré pareum atawa salah dipasang. | Ganti batré atanapi pastikeun polaritasna leres. |
| Digger does not respond to transmitter. | Not paired, out of range, or low transmitter batteries. | Re-pair devices, move closer, or replace transmitter batteries. |
| rentang operasi pondok. | Low batteries in digger or transmitter, or environmental interference. | Replace batteries. Avoid operating near other 2.4 GHz devices or large metal objects. |
| Engine sound not working. | Sound function is switched off. | Press the designated button on the transmitter to activate the engine sound. |
8. Spésifikasi
- Jumlah modél: 404920
- merek: Jamara
- Ukuran produk: 17.72 x 5.91 x 10.24 inci (450 x 150 x 260 mm)
- Beurat barang: 1.83 pon (800 g)
- Frékuénsi kontrol: 2.4 GHz
- Rotasi Menara: 660 derajat
- Fitur: Realistic engine sound (switchable), programmable functions, auto switch-off, backwards drive alarm.
- Produsén Disarankeun Umur: 8 taun ka luhur
9. Garansi jeung Rojongan
Jamara products are manufactured to high-quality standards. For warranty information or technical support, please refer to the documentation included with your purchase or visit the official Jamara websitus. Punten tahan bukti pameseran anjeun pikeun klaim garansi.