Prodotto finitoview
The Symcode MJ-2021R is an advanced wireless barcode scanner designed for industrial environments. It features a 1-megapixel 2D scanning engine capable of decoding a wide range of 1D and 2D barcodes, including those on intricate PCB boards. This device supports both 433MHz wireless and Bluetooth connectivity, offering extensive transmission ranges. Its robust, waterproof, and dustproof design ensures durability, while convenient wireless charging and a high-capacity battery provide extended operational time. The scanner is compatible with various operating systems, including Windows, Android, iOS, macOS, and Linux.

Figure 1: Symcode MJ-2021R Wireless Charging Barcode Scanner with its charging base.
Contenuto della confezione
Si prega di verificare che tutti gli articoli siano presenti nel pacco:
- Symcode MJ-2021R Barcode Scanner
- Base di ricarica wireless
- Cavo di ricarica USB
- Manuale dell'utente (questo documento)
Guida all'installazione
1. Caricamento dello scanner
Before first use, fully charge the scanner. The MJ-2021R utilizes wireless charging technology.
- Connect the USB charging cable to the wireless charging base and a power source (e.g., computer USB port or USB wall adapter).
- Place the scanner onto the charging base. Ensure proper alignment for the charging indicator light to activate.
- A full charge from 0% to 100% typically takes approximately 4 hours. The 1800mAh battery provides extended operational life.

Figure 2: Wireless charging of the Symcode MJ-2021R scanner.
2. Collegamento dello scanner
The MJ-2021R offers two primary connection methods: 433MHz wireless via its receiver and Bluetooth.
2.1. 433MHz Wireless Connection
This method provides an extended transmission range, ideal for large spaces like warehouses.
- Plug the 433MHz long-range receiver (integrated into the charging base) into a USB port on your computer or host device.
- The scanner should automatically pair with the receiver. If not, refer to the "Pairing" section in the operating guide.
- The outdoor transmission distance can reach up to 984 feet (300 meters) in open line of sight.
2.2. Connessione Bluetooth
Bluetooth allows seamless integration with smartphones, tablets, and laptops.
- Assicurarsi che lo scanner sia acceso.
- Activate Bluetooth on your host device (e.g., smartphone, tablet, laptop).
- Cercare available Bluetooth devices and select "Symcode MJ-2021R" (or similar name) from the list.
- Seguire le istruzioni visualizzate sullo schermo per completare il processo di associazione.

Figure 3: Connection methods: 433MHz wireless and Bluetooth.

Figure 4: Transmission range capabilities of the scanner.
Istruzioni per l'uso
1. Operazioni di scansione di base
The MJ-2021R is designed for efficient and accurate barcode decoding.
- Ensure the scanner is connected to your host device (computer, tablet, etc.) via 433MHz or Bluetooth.
- Puntare la finestra dello scanner sul codice a barre che si desidera scansionare.
- Press the trigger button. A red aiming beam will appear, followed by a green confirmation light and an audible beep upon successful scan.
- The decoded data will be transmitted to your host device as keyboard input.
2. Simbologie di codici a barre supportate
The 1MP industrial scan engine allows for rapid decoding of a wide variety of 1D and 2D barcodes, including:
- Codici a barre 1D: Code 128, EAN-13, EAN-8, Code 39, UPC-A, UPC-E, Code 93, Codabar, Interleaved 2 of 5, Standard 2 of 5, Industrial 2 of 5, Matrix 2 of 5, MSI, Code 11, etc.
- Codici a barre 2D: Codice QR, Data Matrix, PDF417, Codice azteco, Maxicode, ecc.
- DPM (Direct Part Marking) Codes: Capable of reading DPM codes and codes on intricate PCB boards.

Figure 5: Decoding capabilities for various barcode types.
Manutenzione e cura
1. Pulizia dello scanner
To ensure optimal performance, keep the scanner's window clean.
- Utilizzare un panno morbido e privo di lanugine leggermente dampcon acqua o una soluzione detergente delicata e non abrasiva.
- Do not use harsh chemicals, solvents, or abrasive materials, as these can damage the scanner's surface or optical components.
- Assicurarsi che nessun liquido penetri nell'alloggiamento dello scanner.
2. Cura della batteria
Proper battery care extends the life of your scanner.
- Caricare regolarmente lo scanner, soprattutto se si prevede di non utilizzarlo per un periodo di tempo prolungato.
- Evitare di scaricare completamente la batteria frequentemente.
- Quando non lo si utilizza, conservare lo scanner in un luogo fresco e asciutto.
3. Durata e protezione
The MJ-2021R features a sturdy industrial-grade housing designed to be waterproof, dustproof, and shock-resistant (IP67 anti-drop grade). While robust, avoid unnecessary drops or impacts to prolong its lifespan.

Figure 6: Rugged and durable construction of the scanner.
Risoluzione dei problemi
If you encounter issues with your Symcode MJ-2021R scanner, please refer to the following common problems and solutions:
| Problema | Possibile causa | Soluzione |
|---|---|---|
| Lo scanner non si accende. | Batteria scarica o scarica. | Place the scanner on the charging base and ensure it is charging. Allow at least 15-30 minutes before attempting to power on again. |
| Scanner not connecting to host device. | Modalità di associazione errata, fuori portata o interferenza. |
|
| Lo scanner non legge i codici a barre. | Barcode damaged, incorrect symbology enabled, or dirty scan window. |
|
| I dati scansionati sono errati o incompleti. | Data formatting issues or partial scan. |
|
Specifiche
| Caratteristica | Dettaglio |
|---|---|
| Modello | MJ-2021R |
| Motore di scansione | 1 Megapixel 2D Industrial Scan Engine |
| Tecnologia di connettività | 433MHz Wireless, Bluetooth |
| Wireless Range (433MHz) | Up to 984 feet (300 meters) in open line of sight |
| Capacità della batteria | 1800mAh agli ioni di litio (inclusi) |
| Tempo di ricarica | Approximately 4 hours (0% to 100%) |
| Fonte di alimentazione | Alimentato a batteria (ricarica wireless) |
| Dispositivi compatibili | Desktop, Laptop, Tablet (Windows, Android, iOS, macOS, Linux) |
| Durata | Waterproof, Dustproof, Shock-resistant (Industrial-grade housing, IP67 anti-drop grade) |
| Peso dell'articolo | 1.41 libbre |
| Dimensioni del pacco | 9.84 x 4.92 x 4.09 pollici |
| Produttore | codice simmetrico |
Garanzia e supporto
For warranty information and technical support, please refer to the official Symcode website or contact their customer service department. Details are typically provided on the product packaging or a separate warranty card.
Nota: conservare sempre la prova d'acquisto per eventuali reclami in garanzia.
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