What to do if no audio is output with HDMI connection on Marantz NR1603 Stereo Receiver?
First, check the HDMI connectors to ensure they are properly connected. If you want audio from the speakers, go to the menu and set “HDMI Audio Out” to “AVR”. If you prefer the audio from your TV, set “HDMI Audio Out” to “TV” in the menu.
How to fix reception fails, or there is a lot of noise or distortion on Marantz NR1603?
Try changing the antenna's orientation or position. If that doesn't work, consider using an FM outdoor antenna. Also, keep the antenna separated from other connection cables.
Why is there no sound produced from subwoofer on Marantz NR1603 Stereo Receiver?
Check the subwoofer connections and ensure the subwoofer is powered on. In the menu, set “Speaker Config.” – “Subwoofer” to “Yes”. Note that if “Front” and “Center” for “Speaker Config.” are set to “Large”, and “Subwoofer Mode” is set to “LFE”, no sound may be output from the subwoofers, depending on the input signal or selected sound mode.
What to do if there is no video output with HDMI connection on Marantz NR1603 Stereo Receiver?
Check the HDMI cable connections first. Make sure the input source matches the HDMI connector you're using. Also, verify that your TV supports HDCP (copyright protection). If it doesn't, the video output may not work correctly.
What to do if power does not turn on Marantz NR1603 Stereo Receiver?
Check that the power plug is fully and correctly inserted into the power outlet. If it still doesn’t turn on, the protection circuit might be active. Disconnect the power plug, wait 5 to 10 seconds, and then plug it back in.
Why does my Marantz Stereo Receiver power automatically switch to standby mode?
The sleep timer may be activated. Turn the power on again or adjust the sleep timer settings. Alternatively, the “Auto Standby” feature might be enabled, which activates after a period of inactivity. You can disable this by setting “Auto Standby” to “Off” in the menu.
What to do if STANDBY indicator is blinking red in intervals of approximately 0.5 seconds on Marantz NR1603?
Make sure you are using speakers with the specified impedance. The protection circuit may have been activated because the speaker cable core wires are touching, a core wire has come loose from the terminal, or a core wire is touching the rear panel of this unit. Unplug the power cord, then correct the wiring issue by re-twisting the core wire or securing the terminal. After that, reconnect the wire.
What to do if STANDBY indicator is blinking red in intervals of approximately 2 seconds on Marantz NR1603?
The protection circuit is working due to a temperature rise inside the unit. Turn off the power and allow the unit to cool down sufficiently before turning it back on. Also, reinstall the unit in a location with good ventilation.
How to fix display is off on Marantz Stereo Receiver?
Set “Display” on the menu to something other than “Off.”
Why does the volume not increase on my Marantz NR1603 Stereo Receiver?
The maximum volume may be set too low. Adjust the maximum volume using the “Limit” setting in the menu. Also, verify that external devices connected to the unit's output connectors are powered on.
Essential safety guidelines and warnings for operating the unit.
Automated speaker and room acoustic optimization using the Audyssey system.
Guide for playing music and controlling an iPod connected via USB.
Detailed procedures for installing and connecting speakers for advanced configurations.
Step-by-step instructions for connecting speaker cables to the unit's terminals.
Enables linked operation and control between HDMI-connected devices.
Setup and configuration for Audyssey audio optimization technologies.
Manual configuration of speaker settings when not using Audyssey.
Provides solutions for common operational problems and symptoms.
General| Receiver type | Surround |
|---|---|
| Audio output channels | 7.1 channels |
| Signal-to-Noise Ratio (SNR) | 98 dB |
| Power output per channel (1KHz@6 Ohm) | 60 W |
| Power output per channel (20-20KHz@8 Ohm) | 50 W |
| HDMI in | 6 |
| AC (power) in | Yes |
| Composite video in | 3 |
| Ethernet LAN (RJ-45) ports | 1 |
| Component video (YPbPr/YCbCr) in | 2 |
| Connectivity technology | Wired |
| Speakers connectivity type | - |
| Audio formats supported | AAC, FLAC, MP3, WAV, WMA |
| Image formats supported | JPG |
| Wi-Fi | No |
| Supported radio bands | FM |
| Product color | Black |
| Audio decoders | Dolby Digital EX, Dolby Digital Plus, Dolby Pro Logic IIz, Dolby TrueHD, DTS 96/24, DTS-ES, DTS-HD Master Audio |
| Apple docking compatibility | Not supported |
| Power consumption (standby) | 0.2 W |
| Power consumption (typical) | 220 W |
Weight and Dimensions| Depth | 367 mm |
|---|---|
| Width | 440 mm |
| Height | 105 mm |
| Weight | 8300 g |
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