Konec produktuview
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.
Obsah balení
Prosím, ověřte, zda jsou v balení přítomny všechny položky:
- Symcode MJ-2021R Barcode Scanner
- Bezdrátová nabíjecí základna
- USB nabíjecí kabel
- Uživatelská příručka (tento dokument)
Průvodce nastavením
1. Nabíjení skeneru
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. Připojení skeneru
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. Připojení Bluetooth
Bluetooth allows seamless integration with smartphones, tablets, and laptops.
- Ujistěte se, že je skener zapnutý.
- Activate Bluetooth on your host device (e.g., smartphone, tablet, laptop).
- Hledat available Bluetooth devices and select "Symcode MJ-2021R" (or similar name) from the list.
- Dokončete proces párování podle pokynů na obrazovce.

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

Figure 4: Transmission range capabilities of the scanner.
Návod k obsluze
1. Základní operace skenování
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.
- Namiřte okénko skeneru na čárový kód, který chcete naskenovat.
- 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. Podporované symboliky čárových kódů
The 1MP industrial scan engine allows for rapid decoding of a wide variety of 1D and 2D barcodes, including:
- 1D čárové kódy: 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.
- 2D čárové kódy: QR Code, Data Matrix, PDF417, Aztec Code, Maxicode, etc.
- DPM (Direct Part Marking) Codes: Capable of reading DPM codes and codes on intricate PCB boards.

Figure 5: Decoding capabilities for various barcode types.
Údržba a péče
1. Čištění skeneru
To ensure optimal performance, keep the scanner's window clean.
- Použijte měkký hadřík, který nepouští vlákna dampvodou nebo jemným, neabrazivním čisticím roztokem.
- Do not use harsh chemicals, solvents, or abrasive materials, as these can damage the scanner's surface or optical components.
- Ensure no liquid enters the scanner's housing.
2. Péče o baterie
Proper battery care extends the life of your scanner.
- Charge the scanner regularly, especially if it will be stored for an extended period.
- Vyhněte se častému úplnému vybíjení baterie.
- Pokud skener nepoužíváte, skladujte jej na chladném a suchém místě.
3. Trvanlivost a ochrana
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.
Odstraňování problémů
If you encounter issues with your Symcode MJ-2021R scanner, please refer to the following common problems and solutions:
| Problém | Možná příčina | Řešení |
|---|---|---|
| Skener se nezapíná. | Slabá baterie nebo žádný proud. | Place the scanner on the charging base and ensure it is charging. Allow at least 15-30 minutes before attempting to power on again. |
| Skener se nepřipojuje k hostitelskému zařízení. | Incorrect pairing mode, out of range, or interference. |
|
| Skener nečte čárové kódy. | Barcode damaged, incorrect symbology enabled, or dirty scan window. |
|
| Naskenovaná data jsou nesprávná nebo neúplná. | Data formatting issues or partial scan. |
|
Specifikace
| Funkce | Detail |
|---|---|
| Model | MJ-2021R |
| Scan Engine | 1 Megapixel 2D Industrial Scan Engine |
| Technologie připojení | 433MHz Wireless, Bluetooth |
| Wireless Range (433MHz) | Up to 984 feet (300 meters) in open line of sight |
| Kapacita baterie | 1800mAh lithium-iontová baterie (součástí balení) |
| Doba nabíjení | Approximately 4 hours (0% to 100%) |
| Zdroj napájení | Napájení z baterie (bezdrátové nabíjení) |
| Kompatibilní zařízení | Desktop, Laptop, Tablet (Windows, Android, iOS, macOS, Linux) |
| Trvanlivost | Waterproof, Dustproof, Shock-resistant (Industrial-grade housing, IP67 anti-drop grade) |
| Hmotnost položky | 1.41 libry |
| Rozměry balení | 9.84 x 4.92 x 4.09 palce |
| Výrobce | symkód |
Záruka a podpora
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.
Note: Always retain your proof of purchase for warranty claims.
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