Introduzione
This manual provides comprehensive instructions for the setup, operation, and maintenance of your symcode GR35-A-US Portable Ring Barcode Scanner. This versatile device offers 3-in-1 connectivity, supporting Bluetooth, 2.4GHz wireless, and USB wired connections, making it compatible with a wide range of devices and operating systems. Its compact, wearable design enhances efficiency in various scanning environments.

The symcode GR35-A-US Portable Ring Barcode Scanner, shown with its accompanying USB charging cable and 2.4GHz wireless dongle. This image highlights the compact design and essential accessories for connectivity.
Contenuto della confezione
Si prega di verificare che tutti gli articoli elencati di seguito siano inclusi nel pacchetto:
- 1 x 1D Laser Ring Barcode Scanner
- 1 cavo USB
- 1 dongle wireless da 2.4 GHz
- 1 x Manuale utente (questo documento)
- 1 x Charger Head
Specifiche
| Numero di modello | GR35-A-US |
| Dimensioni del prodotto | 2.5 x 3 x 2.5 pollici |
| Peso dell'articolo | 5 once |
| Tipo di batteria | 1 batteria ai polimeri di litio (inclusa) |
| Capacità della batteria | 380 mAh |
| Tempo di lavoro continuo | Fino a 6.5 ore |
| Tempo di standby | Fino a 30 giorni |
| Tempo di carica completa | 2-3 ore |
| Tecnologia di connettività | Bluetooth, wireless a 2.4 GHz, cablato USB |
| Resistenza alla caduta | Withstands 1.3 m (4.2 ft) drop |
| Dispositivi compatibili | Laptop, Desktop, Tablet, Smartphone, POS, iPhone, iPad |
| Sistemi operativi compatibili | Windows XP/7/8/10, Mac OS, Windows Mobile, Android OS, iOS, Linux |

This diagram illustrates the impressive battery performance of the scanner, highlighting its 720 hours of standby time, 7 hours of continuous scanning, and a quick 2-3 hour full charge time.

The scanner is designed to withstand accidental drops from up to 1.3 meters (4.2 feet), ensuring durability in active work environments.
Impostare
1. Carica del dispositivo
Before first use, fully charge the scanner using the provided USB cable and charger head. A full charge typically takes 2-3 hours. The indicator light will change to show charging status.
2. Collegamento dello scanner
Lo scanner offre tre metodi di connessione:
2.1. Connessione wireless a 2.4 GHz
Plug the 2.4GHz wireless dongle into an available USB port on your computer or compatible device. The scanner will automatically connect. This mode offers a wireless range of up to 49ft indoors and 164ft outdoors (in open areas without obstacles).
2.2. Connessione Bluetooth
Enable Bluetooth on your mobile phone, tablet, or computer. Turn on the scanner and put it into Bluetooth pairing mode (refer to the specific barcode in the included quick start guide for pairing mode activation). Cercare 'Barcode Scanner HID' or similar on your device's Bluetooth settings and pair. The Bluetooth wireless range is up to 49ft indoors and 98ft outdoors.
2.3. Connessione cablata USB
Connect the scanner directly to your device using the provided USB cable. This connection method is plug-and-play and requires no additional setup.

This image illustrates the two primary wireless connection methods: 2.4GHz wireless via a dongle for laptops and PCs, and Bluetooth for mobile devices like smartphones and tablets.

This graphic details the effective transmission distances for both 2.4GHz wireless (up to 164ft outdoor, 49ft indoor) and Bluetooth wireless (up to 98ft outdoor, 49ft indoor) connections.
Istruzioni per l'uso
1. Scansione di base
To scan a barcode, point the scanner's laser at the barcode and press the trigger button. A successful scan will typically be indicated by an audible beep and/or a visual confirmation from the scanner.
2. Modalità di caricamento
Lo scanner supporta due modalità di caricamento dati:
2.1. Modalità di caricamento istantaneo
In this mode, scanned barcode data is immediately transmitted to your connected device. This is ideal for real-time inventory management or point-of-sale operations.
2.2. Modalità di archiviazione
The scanner can store up to 100,000 barcodes in its internal memory (16MB). This mode is useful when working out of range of your connected device. Once back in range, you can upload all stored data to your device as needed.

This visual explains the two data upload modes: Instant Upload, where data is sent immediately, and Storage Mode, which allows storing up to 100,000 barcodes for later upload.
3. Codici a barre supportati
The scanner is designed to read various 1D barcode types, including:
- Codice UPC
- Codice EAN
- Codice128
- Codice39
- Codice11
- Interlacciato 2 di 5
- Codabar
Nota: This scanner does non support QR codes or other 2D barcodes.

This image displays various common 1D barcode formats that the scanner can decode, such as UPC-A, EAN-13, Code 39, Code 128, Codabar, and EAN-128.
4. Supporto linguistico
The scanner's virtual keyboard supports multiple languages, including English, Belgian Finnish, French, German, Italian, Swedish British Danish, Norwegian, Spanish, Portuguese, Turkish Q, Turkish F, Japanese, Russian, Brazilian, Greek, Hungarian Dutch, Polish Romanian, and Slovak.
5. 180 Degree Rotation Feature
The scanner head can be rotated 180 degrees, allowing for comfortable and flexible scanning from various angles while worn on the finger. This feature enhances user comfort and adaptability to different scanning tasks.

This visual demonstrates the scanner's 180-degree rotation feature, allowing the user to adjust the scanning angle for optimal comfort and efficiency.
Manutenzione
1. Pulizia
Per mantenere prestazioni ottimali, pulire regolarmente la lente e l'esterno dello scanner. Utilizzare un panno morbido, asciutto e privo di lanugine. Per lo sporco ostinato, utilizzare un panno leggermenteamp È possibile utilizzare un panno imbevuto di sapone neutro, assicurandosi che non penetri liquido nel dispositivo. Evitare detergenti abrasivi o solventi.
2. Conservazione
Store the scanner in a cool, dry place away from direct sunlight, extreme temperatures, and high humidity. When not in use for extended periods, ensure the battery is partially charged (around 50%) to prolong its lifespan.
3. Cura della batteria
To maximize battery life, avoid fully discharging the battery frequently. Recharge the scanner when the battery low indicator appears. Do not expose the battery to extreme heat or cold.
Risoluzione dei problemi
Se riscontri problemi con lo scanner, consulta i seguenti problemi comuni e le relative soluzioni:
- Lo scanner non si accende: Ensure the battery is charged. Connect the scanner to a power source using the USB cable and charger head.
- Scanner not connecting to device:
- Per la tecnologia wireless a 2.4 GHz: Ensure the dongle is securely plugged in and try a different USB port.
- Per Bluetooth: Ensure Bluetooth is enabled on your device and the scanner is in pairing mode. Try unpairing and re-pairing the device.
- For USB Wired: Ensure the USB cable is securely connected at both ends. Try a different USB port or cable.
- Lo scanner non legge i codici a barre:
- Ensure the barcode is a supported 1D type (QR codes are not supported).
- Controllare se il codice a barre è danneggiato o stampato male.
- Ensure the scanner lens is clean and free from obstructions.
- Regolare la distanza e l'angolazione dello scanner rispetto al codice a barre.
- No data transmitted in Instant Upload Mode: Verify the scanner is properly connected to your device (Bluetooth, 2.4GHz, or USB).
- Stored data not uploading: Ensure the scanner is connected to your device and you have initiated the upload process (refer to the specific barcode in the included quick start guide for upload commands).
- Unexpected behavior or settings issues: Many scanner settings and programming functions are controlled by scanning specific barcodes found in the included quick start guide or full user manual. Keep this document handy for reference.
Garanzia e supporto
Warranty information for this product is typically provided by the seller or manufacturer at the time of purchase. Please refer to your purchase documentation or contact the seller directly for details regarding warranty coverage and terms.
For technical support or further assistance, please contact the symcode customer service team through the contact information provided with your product or on the official symcode website. Always provide your product model number (GR35-A-US) and a detailed description of the issue when seeking support.