Retevis RT3S
Manual d'usuari de la ràdio DMR Retevis RT3S
Model: RT3S | Brand: Retevis
1. Introducció
The Retevis RT3S is a versatile dual-band Digital Mobile Radio (DMR) designed for reliable two-way communication. It supports both digital and analog modes, offering flexibility for various communication environments. With features like dual display, dual standby, dual reception, and a 1.7-inch LCD screen, it provides efficient operation. The RT3S is equipped with a 2000mAh battery for extended use and supports up to 3000 channels and 120,000 contacts, making it suitable for a wide range of applications, including emergency preparedness and amateur radio use.

Figure 1.1: Retevis RT3S DMR Radio on its charging dock.

Figure 1.2: Key features of the Retevis RT3S, including rechargeable battery, dual band operation, compatibility, text messaging, 3000 channels, and digital/analog modes.

Figura 1.3: Mésview of the Retevis RT3S capabilities, highlighting its compatibility, dual-band functionality, text messaging, rechargeable battery, emergency alarm, and digital DMR support.
2. Què hi ha a la caixa
Upon unboxing your Retevis RT3S DMR Radio, please ensure all the following items are present:
- 1 x Ràdio DMR RT3S
- 1 bateria de ions de liti de 2000 mAh
- 1 x antena
- 1 base de carregador i clip de cinturó
- 1 x Manual d'usuari

Figure 2.1: All components included in the Retevis RT3S package.
3. Configuració
3.1. Col·locació de la bateria
To attach the 2000mAh Li-ion battery, align the battery with the back of the radio and slide it into place until it clicks securely. To remove, locate the release catch at the top of the battery compartment, press it, and slide the battery off.

Figure 3.1: The 2000mAh rechargeable battery provides approximately 16 hours of working time and 48 hours of standby time.
3.2. Connectar l'antena
Screw the antenna onto the SMA connector located at the top of the radio, next to the knobs, until it is finger-tight. Do not overtighten.
3.3. Fixació del clip del cinturó
El clip del cinturó es pot cargolar als forats designats a la part posterior de la ràdio per a un transport còmode.

Figure 3.2: Labeled diagram showing the various parts of the Retevis RT3S radio.
4. Instruccions de funcionament
4.1. Encendre/apagar i control de volum
Per encendre la ràdio, gireu el botó d'engegada/volum en sentit horari. Continueu girant per ajustar el volum. Per apagar-la, gireu el botó en sentit antihorari fins que faci clic.
4.2. Channel and Zone Selection
Use the Channel-selecting knob to navigate through available channels. The radio supports zones, which are groups of channels. You can select zones via the menu.
4.3. Keypad and Menu Navigation
The front panel features a numeric keypad for direct input and navigation. The green button typically confirms selections or enters the menu, while the red button acts as a back or exit function. Use the up/down arrow keys for menu navigation.
Video 4.1: Retevis RT3S Dual Band DMR Radio Function Introduction. This video demonstrates the physical components, basic assembly, and an overview of the radio's menu system and features.
4.4. Modes digital i analògic
The RT3S supports both digital (DMR) and analog communication modes. This allows for compatibility with a wider range of radio systems. You can switch between these modes via the radio's settings.

Figure 4.2: The Retevis RT3S seamlessly combines digital and analog communication capabilities.
4.5. VFO Mode Operation
To enter VFO (Variable Frequency Oscillator) mode, long press the red button for approximately 5 seconds. This allows for direct frequency input and adjustment.
Video 4.3: Retevis RT3S - How to operate into VFO MODE. This video demonstrates the process of switching the radio into VFO mode for direct frequency tuning.
4.6. Contacts and Channels
The radio supports up to 3000 channels and 120,000 contacts. You can manage your contact list and channel settings through the menu. The radio also features a call log to view missed, answered, and outgoing calls, along with a recording function for conversations.

Figure 4.4: The Retevis RT3S supports a large number of channels and contacts for extensive communication networks.
5. Manteniment
To ensure the longevity and optimal performance of your Retevis RT3S radio, follow these maintenance guidelines:
- Neteja: Utilitzeu un suau, damp drap per netejar l'exterior de la ràdio. Eviteu productes químics agressius o netejadors abrasius.
- Cura de la bateria: Charge the battery fully before first use. For long-term storage, charge the battery to about 50% and store it in a cool, dry place. Avoid extreme temperatures.
- Emmagatzematge: Store the radio in a dry, dust-free environment when not in use.
- Antena: Ensure the antenna is securely attached but do not overtighten. Inspect for any damage regularly.
6. Solució De Problemes
This section addresses common issues you might encounter with your Retevis RT3S radio.
6.1. Programming Difficulties (Windows 10/11)
Some users have reported issues with programming the radio, particularly with Windows 10 and 11 drivers. If you experience this, consider the following steps:
- Download the latest Retevis CPS (Customer Programming Software) and Windows 10 drivers from the official Retevis weblloc.
- Disconnect your computer from the internet before installing drivers. Windows may automatically update drivers, causing conflicts.
- Install the Windows 10 driver for the programming cable.
- Install the Retevis CPS software.
- Connect the programming cable to your computer and the radio. Turn on the radio.
- You should now be able to read and program the radio.
For Windows 11, ensure that "core isolation" settings are not interfering with driver installation. If issues persist, consult the official Retevis support or community forums for updated driver information.
6.2. Radio Not Transmitting/Receiving
- Check that the antenna is securely attached.
- Verify that you are on the correct channel and zone.
- Assegureu-vos que el volum estigui pujat.
- Confirm that the battery is charged.
- If using DMR, check that the correct talk group and color code are selected.
7. Especificacions
| Característica | Especificació |
|---|---|
| Pes de l'article | 9.7 unces |
| Dimensions del producte | 2.09 x 1.42 x 10.94 polzades |
| Número de model de l'article | RT3S |
| Bateries | Necessita 1 bateria de ions de liti (inclosa) |
| Tipus de visualització | LCD |
| Color | Negre |
| Nombre de canals | 3000 |
| Característica especial | Digital/analog radio, support OpenGD77, 120k contacts, dual time slot |
| Interval de freqüència | 136-174 i 400-480 MHz |
| Interval de conversa màxim | 5 quilòmetre |
| Tecnologia del sintonitzador | DMR de doble banda |
| Voltage | 7.4 Volts |
| Nivell de resistència a l'aigua | No resistent a l'aigua |

Figura 7.1: posterior view of the Retevis RT3S radio, displaying product information and certifications.
8. Garantia i Suport
8.1. Informació de la garantia
Retevis provides a 2-year warranty for the radio body and a 1-year warranty for accessories. Additionally, there is a 30-day no-reason return policy. Beyond the warranty period, maintenance services are still offered, with buyers responsible for associated costs.
8.2. Atenció al client
For any inquiries or support needs, please contact Retevis customer service through Amazon. They aim to respond within 17 hours.
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