1. Introduzione
This manual provides essential information for the safe and optimal operation, maintenance, and troubleshooting of your ARRIS MN-128 1/12 Scale RC Rock Crawler. The MN-128 is a highly detailed 4x4 remote control vehicle designed for off-road and climbing performance, featuring a realistic body and robust construction.


2. Setup
2.1 Disimballaggio è cuntenutu
Eliminate cù cura tutti i cumpunenti da l'imballu. Assicuratevi chì i seguenti elementi sianu presenti:
- ARRIS MN-128 RC Rock Crawler
- Control remoto 2.4GHz
- 7.4V 1200mAh Rechargeable Battery (for vehicle)
- Caricatore di batterie
- Batterie AA (per u telecomandu)
- Manuale d'istruzzioni
2.2 Installazione di batterie
Batteria di u veiculu:
- Truvate u compartimentu di a batteria sottu à u veiculu.
- Aprite a tappa di u compartimentu di a batteria.
- Connect the 7.4V 1200mAh rechargeable battery to the vehicle's power connector.
- Pone a batteria in modu sicuru in u compartimentu è chjude u coperchio.
Batterie di cuntrollu remoto:
- Aprite a tappa di a bateria in u spinu di u telecomando.
- Inserite e batterie AA necessarie, assicurendu a polarità curretta (+/-).
- Chiudere a tappa di a bateria.
2.3 Carica di a Batteria
Before first use, fully charge the 7.4V 1200mAh vehicle battery using the provided charger. Refer to the charger's specific instructions for charging times and indicators. Do not overcharge the battery.
2.4 Accoppiamentu di u telecomando
The vehicle and remote control are typically pre-paired. If re-pairing is necessary:
- Ensure both the vehicle and remote control have fresh batteries and are powered off.
- Accende u telecomandu.
- Turn on the vehicle. The indicator light on the remote control should become solid, indicating a successful connection.
- If the connection fails, turn off both devices and repeat the process.
3. Operating Instructions
3.1 Cuntrolli basi
The 2.4GHz remote control provides precise proportional throttle and steering for smooth maneuvering.
- Trigger di l'acceleratore: Tira per avanzà, spinghje per frenà/retrocedere.
- Volante: Girate à manca o à diritta per guidà u veiculu.
- Aggiustamenti di trim: Use the trim dials on the remote to fine-tune steering and throttle if the vehicle does not track straight or stops when the trigger is neutral.

3.2 Cunsiglii di guida
The MN-128 is designed for various terrains:
- Off-Road: Its 4x4 drive system and durable vacuum tires excel on rocky, grassy, and sandy terrains.
- Arrampicata: The independent suspension system and high-elastic shock absorbers provide stability, while high ground clearance enables impressive climbing ability. Approach obstacles slowly and maintain steady throttle control.
- Acqua: The 250g waterproof servo offers some protection, but avoid submerging the vehicle.

3.3 Precision Lighting System
The MN-128 features a functional lighting system for enhanced realism and visibility:
- Fari: Illuminate the path ahead.
- Luci di frenu: Attivate quandu si frena.
- Luci di retromarcia: Turn on when reversing.
- Front & Rear Turn Signals: Indicate turning direction.

4. Mantenimentu
4.1 Pulizia
After each use, especially in dirty or dusty conditions, clean the vehicle to prevent debris buildup. Use a soft brush or compressed air to remove dirt from the chassis, wheels, and suspension components. A damp cloth can be used for the body shell.
4.2 Storage
When not in use, store the vehicle and remote control in a cool, dry place away from direct sunlight. Remove batteries from both the vehicle and remote control if storing for extended periods to prevent leakage and damage.
4.3 Upgrades and Customization
The MN-128 is designed to be customizable and upgradeable. Aftermarket enhancements such as metal gears, upgraded servos, and larger batteries can boost durability and performance. The paintable body shell allows for personalized colors and decals.
5. Risoluzione di prublemi
If you encounter issues with your MN-128 RC Rock Crawler, refer to the following common problems and solutions:
| Prublemu | Causa Possibile | Soluzione |
|---|---|---|
| U veiculu ùn risponde micca à u telecomandu. | Low batteries in vehicle or remote; not paired; interference. | Charge/replace batteries; re-pair vehicle and remote; move to an area with less interference. |
| U veiculu si move pianu pianu o ùn hà micca putenza. | Low vehicle battery; motor/gear obstruction. | Fully charge vehicle battery; check for debris in motor or gears. |
| A sterzata hè erratica o ùn risponde micca. | Damaged servo; steering trim incorrect; loose connections. | Check steering trim on remote; inspect servo for damage; ensure all connections are secure. |
| Vehicle makes unusual noises. | Damaged gears; motor issue; debris. | Inspect gears for wear or damage; check for foreign objects obstructing moving parts. |
6. Specificazioni
Key technical specifications for the ARRIS MN-128 RC Rock Crawler:

| Feature | Detail |
|---|---|
| Scala | 1/12 |
| Dimensioni di u produttu | 15 x 8 x 7 inch |
| Pesu di l'articulu | 5.19 liri |
| Motore | 390 Strong Motor |
| Servu | 25g Waterproof Servo |
| Frequenza di cuntrollu | 2.4 GHz |
| Distanza di cuntrollu | Finu à 50 m |
| Angulu di scalata | Finu à 45 ° |
| Età consigliata da u fabricatore | 16 anni è più |
7. Garanzia è Support
For any issues or inquiries regarding your ARRIS MN-128 RC Rock Crawler, please contact the manufacturer's support team. While specific warranty details are not provided in this manual, ARRIS is committed to assisting customers with product-related concerns.
Please retain your proof of purchase for any warranty claims or support requests.





