Introducció
This manual provides detailed instructions for the setup, operation, and maintenance of your Onkyo TX-NR555 7.2-Channel Network A/V Receiver. Please read this manual thoroughly before using the receiver to ensure proper and safe operation. Keep this manual for future reference.
Informació de seguretat
Seguiu sempre les precaucions de seguretat bàsiques quan utilitzeu aquest producte per reduir el risc d'incendi, descàrrega elèctrica i lesions a les persones. Això inclou, entre d'altres:
- No exposeu aquest aparell a la pluja o la humitat.
- Do not remove the cover or back. No user-serviceable parts inside. Refer servicing to qualified service personnel.
- Assegureu-vos una ventilació adequada. No bloquegeu les obertures de ventilació.
- Utilitzeu només accessoris/accessoris especificats pel fabricant.
- Desendolleu aquest aparell durant les tempestes llamps o quan no l'utilitzeu durant llargs períodes.
Què hi ha a la caixa
Upon unpacking your Onkyo TX-NR555 receiver, verify that all the following items are included:
- Antena FM interior
- Antena de bucle AM
- Micròfon de configuració d'altaveus
- Manual d'instruccions (aquest document)
- Comandament a distància
- Piles AAA (R03) x 2
Configuració
Configuració inicial
Before connecting any components, place the receiver on a stable, level surface with adequate ventilation. Ensure there is enough space around the unit for heat dissipation.
Connexions
The Onkyo TX-NR555 offers a variety of input and output options for connecting your audio and video devices. Refer to the rear panel diagram below for connection points.

Figura 1: Rear panel connections of the Onkyo TX-NR555 receiver. This view illustrates the HDMI inputs and output, speaker terminals, digital audio inputs, and analog audio inputs.
Connexions HDMI
Connect your video sources (e.g., Blu-ray player, game console, cable/satellite box) to the HDMI IN ports (HDMI 1-6). Connect your TV or projector to the HDMI OUT (MAIN) port. This receiver supports 4K/60 Hz, HDCP 2.2, and HDR for high-quality video passthrough.
Connexions d'altaveus
The TX-NR555 supports a 7.2 channel speaker configuration. Connect your speakers to the corresponding terminals on the rear panel. Ensure correct polarity (+ to + and - to -) for optimal sound performance. The receiver features Dynamic Audio Amplification for a thrilling audio experience.
- Altaveus frontals: Connecteu-vos als terminals FRONT L/R.
- Ponent del centre: Connecteu-vos al terminal CENTER.
- Altaveus envoltants: Connecteu-vos als terminals SURROUND L/R.
- Altaveus envoltants posteriors/d'alçada: Connect to SURROUND BACK OR HEIGHT L/R terminals.
- Subwoofers: Connect to SUBWOOFER 1 and SUBWOOFER 2 PRE OUT ports.
Connexions de xarxa
For network features, connect an Ethernet cable to the ETHERNET port or use the built-in Wi-Fi. This enables access to streaming services like Pandora, Spotify, and AirPlay, and supports Google Cast via firmware update.
Digital and Analog Audio Connections
Utilize the DIGITAL IN (OPTICAL/COAXIAL) ports for digital audio sources. Analog audio devices can be connected to the various AUDIO IN (RCA) ports, including PHONO for turntables.
Instruccions de funcionament
Funcionament bàsic
To power on the receiver, press the EN ESPERA button on the front panel or the remote control. Select your desired input source using the input selector buttons (e.g., BD/DVD, CBL/SAT, GAME) on the front panel or remote. Adjust the volume using the MÀSTER VOLUM marca o el VOL +/- botons del comandament a distància.
Funcions de control remot
The included remote control provides comprehensive command over your receiver. Familiarize yourself with its layout for easy navigation.

Figura 2: The RC-911R remote control for the Onkyo TX-NR555 receiver. It features dedicated buttons for input selection, volume control, navigation, and various audio settings.
- Selectors d'entrada: Buttons like BD/DVD, CBL/SAT, GAME, STRMBOX, PC, AUX, CD, TV, PHONO, TUNER, NET, BLUETOOTH allow direct selection of connected sources.
- Navegació: The central directional pad and ENTER button are used for menu navigation.
- Control de volum: Use the VOL +/- buttons to adjust the master volume.
- Menú ràpid: The 'Q' button accesses quick settings.
- Modes de so: Buttons like MOVIE/TV, MUSIC, GAME, and MODE allow selection of various audio processing modes.
Funcions avançades
Network Audio and Streaming
The TX-NR555 supports network audio playback via Wi-Fi or Ethernet. Access built-in streaming services such as Pandora and Spotify. AirPlay is also supported for Apple devices. Google Cast functionality is available via a firmware update.
The receiver can play compressed, lossless, and Hi-Res Audio formats including MP3, WMA, WMA Lossless, FLAC, WAV, AAC, Apple Lossless, and DSD 5.6 MHz, utilizing an AK4458 384 kHz/32-bit DAC.
Àudio Bluetooth
Built-in Bluetooth allows wireless audio streaming from compatible devices. Pair your smartphone or tablet with the receiver to play music wirelessly.
Dolby Atmos i DTS:X
Experience immersive, object-based sound with Dolby Atmos and DTS:X technologies. These formats create a three-dimensional sound field, enhancing your home theater experience.
Powered Zone 2
The receiver includes Powered Zone 2 and Zone 2 Line Out, allowing for distributed analog/digital audio playback in a separate room.
Manteniment
Per mantenir el rendiment i l'aspecte del receptor:
- Neteja: Netegeu l'exterior amb un drap suau i sec. No utilitzeu productes de neteja abrasius ni dissolvents.
- Ventilació: Assegureu-vos que les obertures de ventilació estiguin lliures de pols i obstruccions.
- Potència: Unplug the power cord from the wall outlet if the unit will not be used for an extended period.
Resolució de problemes
If you encounter issues with your Onkyo TX-NR555, refer to the following common solutions:
- Sense energia: Check if the power cord is securely plugged into the wall outlet and the receiver. Ensure the outlet is functional.
- Sense so:
- Verify speaker connections are secure and correct polarity is observed.
- Comproveu que s'ha seleccionat la font d'entrada correcta.
- Assegureu-vos que el volum no estigui silenciat ni massa baix.
- Confirm that the audio output settings on your source device are correctly configured.
- Sense vídeo:
- Comproveu les connexions del cable HDMI entre la font, el receptor i el televisor.
- Ensure the correct HDMI input on the receiver and TV is selected.
- Verify that your source device is powered on and outputting video.
- Problemes de connexió de xarxa:
- For wired connections, ensure the Ethernet cable is properly connected to both the receiver and your router.
- For Wi-Fi, check your network settings and ensure the receiver is within range of your wireless router.
- Reinicieu el router i el receptor.
- El control remot no funciona:
- Substituïu les piles del comandament a distància.
- Assegureu-vos que no hi hagi obstacles entre el comandament a distància i el sensor d'infrarojos del receptor.
For more complex issues, consult the full troubleshooting guide available on the Onkyo support weblloc.
Especificacions
Below are key specifications for the Onkyo TX-NR555 7.2-Channel Network A/V Receiver:
| Característica | Especificació |
|---|---|
| Potència de sortida | 140 W/Ch. (6 Ohms, 1 kHz, 0.9% THD, 1 Channel Driven, FTC); 80 W/Ch. (8 Ohms, 20 Hz-20 kHz, 0.08% THD, 2 Channels Driven, FTC) |
| Canals de so envoltant | 7.2 canal |
| Ports HDMI | 6 In / 1 Out (4K/60 Hz / HDCP 2.2 / HDR) |
| Tecnologia de connectivitat | Bluetooth, HDMI, Wi-Fi |
| Codificació d'àudio | Dolby Atmos, DTS:X, Dolby TrueHD, DTS-HD Master Audio |
| DAC | AK4458 384 kHz/32-bit (8 Channels x 1) |
| Formats d'àudio compatibles | MP3, WMA, WMA Lossless, FLAC, WAV, AAC, Apple Lossless, DSD 5.6 MHz |
| Dimensions del producte | 22.5 x 15 x 11.5 polzades |
| Pes de l'article | 20.7 lliures |
Vídeo oficial del producte
Vídeo 1: "Onkyo. Sound for Home. Sound for Life." This video showcases the Onkyo brand's commitment to audio quality and how their products integrate into daily life, providing sound for various home entertainment scenarios.
Garantia i Suport
Onkyo products are covered by a manufacturer's warranty. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official Onkyo website. For technical support, service, or additional inquiries, please contact Onkyo customer service through their official channels.
Podeu trobar més informació i recursos de suport a Botiga Onkyo a Amazon.





