1. Uvod
The TEKLEAD T-1902L is a versatile and cost-effective barcode scanner designed for efficient data capture. Utilizing advanced CCD sensor technology, it excels at reading a wide range of 1D, 2D, and QR codes, including those displayed on mobile phone screens, plastic cards, and metal surfaces. This scanner is engineered for intelligent and sensitive recognition, capable of decoding even blurry, damaged, scratched, or dislocated barcodes. Its plug-and-play USB interface ensures broad compatibility with various operating systems without the need for driver installation.

The T-1902L offers multiple connectivity options including Wired USB, 2.4G wireless, and 2.4G Bluetooth, providing flexibility for different operational environments. Its robust design ensures stable operation and a longer lifespan compared to traditional laser scanners. TEKLEAD Group has over 10 years of experience in the development, production, and sales of POS equipment, ensuring reliable products and support.


2. Upute za postavljanje
2.1 Raspakivanje
Carefully unpack the contents of the box. The package should include:
- Kutija za pakovanje
- Uputstvo za upotrebu
- TEKLEAD T-1902L Barcode Scanner (Machine host)
2.2 Povezivanje skenera
The TEKLEAD T-1902L barcode scanner is designed for plug-and-play operation, requiring no driver installation. Simply connect the scanner to your device using the appropriate interface:
- Žičani USB: Spojite USB kabel sa skenera na dostupan USB priključak na vašem računaru ili POS sistemu.
- 2.4G Wireless (if applicable): Insert the 2.4G USB receiver into a USB port on your device. The scanner should automatically pair.
- Bluetooth (if applicable): Follow your device's instructions to pair with the scanner via Bluetooth.
2.3 Kompatibilnost sistema
The scanner is compatible with a wide range of operating systems:
- Windows (XP, 7, 8, 10)
- Mac OS
- Android
- Linux

3. Uputstvo za upotrebu
3.1 Osnovno skeniranje
To scan a barcode, point the scanner's window at the barcode and press the trigger button. The scanner will emit a light beam to read the code. A successful scan is typically indicated by an audible beep and/or a visual confirmation (e.g., LED indicator).
3.2 Podržane vrste barkodova
The T-1902L supports a comprehensive range of 1D and 2D barcode symbologies, including but not limited to:
- 1D bar kodovi: UPC-A, UPC-E, EAN-8, EAN-13, ISSN, ISBN, Code 128, GS1-128, ISBT 128, Code 39, Code 93, Code 11, Interleaved 2 of 5, Matrix 2 of 5, Industrial 2 of 5, Standard 2 of 5 (IATA), Codabar (NW-7), Plessey, MSI Plessey, RSS, China Post, etc.
- 2D bar kodovi: QR Code, Aztec Code, Data Matrix, PDF417, Maxi Code.

3.3 Advanced Decoding Capabilities
The T-1902L features intelligent and sensitive recognition, allowing it to accurately read barcodes even under challenging conditions:
- Blurry or old codes
- Miniature or large codes
- Damaged codes
- Scratched codes
- Codes with printing dislocation


3.4 Fast Scanning
The T-1902L offers high scanning sensitivity, capable of fast scanning and resolving issues where two-dimensional codes might be partially obscured or difficult to read with other devices, ensuring stable performance.

4. Održavanje
4.1 Opšta njega
To ensure the longevity and optimal performance of your TEKLEAD T-1902L barcode scanner, follow these general care guidelines:
- Keep the scanner clean and free from dust and debris.
- Izbjegavajte ispuštanje skenera ili izlaganje jakim udarcima.
- Store the scanner in a dry environment, away from extreme temperatures.
- Do not expose the scanner to corrosive chemicals or liquids.
4.2 Čišćenje skenera
Lagano koristite meku krpu koja ne ostavlja dlačice dampened with water or a mild, non-abrasive cleaning solution to clean the exterior of the scanner. Pay special attention to the scanning window to ensure it remains clear for accurate reading. Do not spray cleaning solutions directly onto the scanner.
4.3 Button Lifespan
The trigger button on the T-1902L is designed for durability, with a tested lifespan of up to 300,000 presses, ensuring reliable operation over extended use.

5. Otkrivanje problema
If you encounter issues with your TEKLEAD T-1902L barcode scanner, refer to the following common problems and solutions:
| Problem | Mogući uzrok | Rješenje |
|---|---|---|
| Skener ne čita barkodove |
|
|
| No data transmitted to computer |
|
|
| Skener se ne uključuje |
|
|
If the problem persists, please contact TEKLEAD customer support for further assistance.
6. Specifikacije
| Feature | Specifikacija |
|---|---|
| Broj modela | T1902L |
| Vrsta proizvoda | Bar kod skener |
| Brand Name | TEKLEAD |
| Izvor svjetlosti za skeniranje | LED |
| Interface Type | USB |
| Vrsta elementa skeniranja | CMOS |
| Optička rezolucija | 600*600 |
| Brzina skeniranja | 200 scans/second / 300 SCAN/S |
| Rezolucija | 3 mil |
| Komunikacija | USB, 2.4G, Bluetooth (depending on model variant) |
| Communication Distance | 10-50M (for wireless models) |
| Sistemska podrška | All systems (Windows, Mac OS, Android, Linux) |
| Vozač | No need (Plug and Play) |
| Certifikacija | CE |
| Porijeklo | kontinentalna Kina |
| Dužina paketa | 22 cm |
| Širina paketa | 10 cm |
| Visina paketa | 6 cm |
| Težina paketa | 0.35 kg |
7. Savjeti za korisnike
- For optimal scanning of barcodes on mobile phone screens, ensure the screen brightness is set to a high level to improve contrast.
- When scanning damaged or poorly printed barcodes, try adjusting the angle and distance slightly to allow the scanner's powerful decoding ability to work effectively.
- Keep the scanner's optical window clean to prevent misreads, especially in dusty environments.
8. Garancija i podrška
The TEKLEAD T-1902L Barcode Scanner comes with a 3 godine garancije, reflecting our commitment to quality and durability. TEKLEAD Group has over 10 years of experience in the development, production, and sales of POS equipment, ensuring reliable products and support.
For technical assistance, troubleshooting, or warranty claims, please contact your retailer or visit the official TEKLEAD support website.

