1. Introducció
This manual provides essential instructions for the safe and efficient operation of your HYTERA BD558 DMR Two-way Radio. The BD558 is a professional-grade walkie-talkie supporting both analog and digital modes, designed for reliable communication. Please read this manual thoroughly before using the device.
2. Contingut del paquet
Verify that all items listed below are included in your package. If any item is missing or damaged, please contact your dealer.
- 1 x BD558 Radio
- 1 x Antenna (UHF 400-470MHz or VHF 136-174MHz, depending on model)
- 1 x Li-ion Battery (1500mAh, BL1506)
- 1 x Single Unit Charger (CH10L23)
- 1 x Switching Power Adapter (EU, UK, or USA standard)
- 1 x corretja de niló
- 1 x Clip de cinturó
- 1 x Documentation Kit (this manual and other relevant documents)

Figure 2.1: HYTERA BD558 Radio and Standard Accessories
3. Producte acabatview
Familiarize yourself with the main components of your BD558 radio.

Figura 3.1: Frontal View of BD558 Radio

Figura 3.2: lateral View with PTT Button
4. Guia de configuració
4.1. Instal·lació de la bateria
- Alineeu la bateria amb la ranura de la bateria a la part posterior de la ràdio.
- Empenyeu suaument la bateria al seu lloc fins que faci clic de manera segura.
- To remove, slide the battery latch (if present) and pull the battery away from the radio.

Figura 4.1: Instal·lació de la bateria
CAUTION: Never attempt to disassemble or modify the battery. Do not dispose of it in fire. Air pressure adjusting hole: Do not tamper with or cover!
4.2. Instal·lació de l'antena
- Enrosqueu l'antena al connector de la part superior de la ràdio en sentit horari fins que quedi ben fixada.
- No apretar massa.
4.3. Carregant la bateria
- Connect the switching power adapter to the single unit charger.
- Plug the adapter into an AC power outlet.
- Place the radio with the battery installed into the charger slot.
- El llum indicador de càrrega mostrarà l'estat de càrrega (per exemple, vermell per a la càrrega, verd per a la càrrega completa).
4.4. Installing the Belt Clip and Nylon Strap
- Attach the belt clip to the designated slots on the back of the radio.
- Thread the nylon strap through the loop on the radio for convenient carrying.
5. Instruccions de funcionament
5.1. Encès / apagat
- To power on: Rotate the Power/Volume knob clockwise until a click is heard and the radio powers on.
- To power off: Rotate the Power/Volume knob counter-clockwise until a click is heard and the radio powers off.
5.2. Ajust de volum
Gireu el botó d'engegada/volum en sentit horari per augmentar el volum i en sentit antihorari per disminuir-lo.
5.3. Selecció de canals
The BD558 supports 256 channels across 16 zones in digital mode. Use the Channel Selector knob (typically the top knob next to the antenna) to select the desired channel.
5.4. Transmitting and Receiving (Push-to-Talk - PTT)
- To transmit: Press and hold the PTT button (located on the side of the radio). Speak clearly into the microphone.
- To receive: Release the PTT button. The radio will automatically receive signals on the selected channel.
5.5. Dual Modes (Analog & Digital)
The BD558 operates in both analog and digital modes. The radio can be programmed to switch between these modes or operate on mixed channels, allowing for seamless communication with both analog and digital radios.
5.6. Funció d'escaneig
The scan function allows you to monitor channels for activity. The BD558 supports scanning of analog channels only or digital channels only. Refer to the full documentation for programming scan lists.
5.7. Trucada d'un toc
This feature allows for quick access to pre-programmed calls or functions with a single button press. Configuration is done via programming software.
5.8. VOX (Transmissió operada per veu)
When VOX is enabled, the radio will automatically transmit when it detects your voice, without needing to press the PTT button. This feature is configurable via programming.
5.9. Alarma d'emergència
The emergency alarm function can be activated in critical situations to alert other radios. This feature is typically programmed by your dealer or administrator.
6. Manteniment i cura
6.1. Neteja general
- Clean the radio surface with a soft, lint-free cloth.
- Per a la brutícia persistent, feu servir un drapampacabat amb aigua i sabó suau.
- No utilitzeu productes químics agressius, dissolvents ni netejadors abrasius.
- Ensure the radio is dry before use.
6.2. Cura de la bateria
- Carregueu la bateria completament abans del primer ús.
- Eviteu sobrecarregar o descarregar completament la bateria amb freqüència per allargar-ne la vida útil.
- Guardeu la bateria en un lloc fresc i sec quan no la feu servir.
- No exposeu la bateria a temperatures extremes ni a la llum solar directa.
- As noted on the battery, never attempt to disassemble or modify the battery. Do not dispose of it in fire.
6.3. Consideracions ambientals
The BD558 is designed to be robust with MIL-STD-810 G and IP55 compliance, meaning it offers protection against dust and low-pressure water jets. However, avoid submerging the radio in water or exposing it to excessive dust or extreme temperatures.
7. Solució De Problemes
Si teniu problemes amb la ràdio, proveu els passos bàsics següents per resoldre problemes:
- La ràdio no s'encén: Assegureu-vos que la bateria estigui instal·lada correctament i completament carregada.
- No es pot transmetre ni rebre: Check if the radio is on the correct channel and within range of other radios. Verify the PTT button is functioning.
- Mala qualitat d'àudio: Adjust the volume. Check for obstructions on the speaker or microphone. Ensure the antenna is securely attached.
- Battery life is short: Ensure the battery is fully charged. Battery performance can degrade over time; consider replacing an old battery.
Per a problemes més complexos, poseu-vos en contacte amb l'atenció al client.
8. Especificacions
| Característica | Especificació |
|---|---|
| Nom de marca | Hítera |
| Número de model | BD550/BD552/BD555/BD556/BD558 |
| Tipus de walkie-talkie | Portàtil |
| Interval de freqüència | UHF: 400-470MHZ; VHF: 136-174 MHZ |
| Potència de sortida (w) | 3w-5w (UHF High power: 4W; UHF Low power: 1W) |
| Capacitat de la bateria (mAh) | 1500 |
| Bateria inclosa | Sí |
| Impermeable / Resistent a l'aigua | IP55 |
| Material | Plàstic |
| Canal d'emmagatzematge | 256 |
| Dimensions | 110x59x30 mm |
| És_Mostrar | Sí |
| Interval màxim | 5 km-10 km |
| Origen | Xina continental |
| Certificació | CE, FCC, RoHS |
| Espaiat de canals | 25 KHz/12.5 KHz |
| Durada de la bateria (5/5/90) | Analog/Digital: 12/16 hours (1500mAh) |
| Pes | 250g (with AN0435W09 and BL1506) |
9. Consells d'usuari
To maximize your experience with the HYTERA BD558 radio:
- Assegureu-vos sempre que la bateria estigui completament carregada abans d'un ús prolongat.
- For optimal range, ensure the antenna is securely attached and not obstructed.
- Experiment with both analog and digital modes to understand their differences in clarity and range in various environments.
- Consider programming frequently used channels or functions to the one-touch call buttons for quick access.
10. Garantia i Suport
Your HYTERA BD558 radio is covered by a manufacturer's warranty. Please refer to the specific warranty card included in your documentation kit for details on coverage and duration.
For technical assistance, troubleshooting beyond basic steps, or any questions regarding your radio, please contact the seller's customer service. They offer 24-hour sales service and professional support.





