Overview

Accessories

Inserting the batteries
Operating range of the remote control unit
Part names and functions

Front panel
Rear panel
Remote control unit

Connections

Connections
Connecting speakers

Connecting the speaker cables
Connecting speakers
Connecting the subwoofer
Connecting a playback device
Connecting a recording device
Connecting to a device with digital audio connectors
Connecting a USB flash drive to the USB port
Connecting to a home network (LAN)

Wired LAN
Wireless LAN
Connecting a pre-amplifier
Connecting devices with remote control connectors

Performing operations by RC on this unit without visual contact
Remotely connecting Marantz audio devices
Connecting the power cord

Playback

Basic operation

Turning the power on
Switching the power to standby
Selecting the input source
Adjusting the volume
Turning off the sound temporarily (Muting)
Playing CDs
Listening to music on a Bluetooth device

Listening to music on a Bluetooth device
Pairing with other Bluetooth devices
Reconnecting to this unit from a Bluetooth device
Listening to audio on Bluetooth headphones

Listening to audio on Bluetooth headphones
Reconnecting to a Bluetooth headphones
Disconnecting Bluetooth headphones
Playing digital input
Getting the HEOS App

Setting up the HEOS App for the first time with a HEOS built-in device
Adding the registration of HEOS built-in devices in the HEOS App
HEOS Account
Playing from streaming music services
Listening to the same music in multiple rooms
Listening to Internet Radio
Playing music stored on your mobile
Playing back files stored on a PC or NAS
Playing music from a USB flash drive
AirPlay function

Playing songs from your iPhone, iPod touch or iPad
Playing iTunes music with this unit
Play a song from your iPhone, iPod touch or iPad on multiple synced devices (AirPlay 2)
Spotify Connect function

Playing Spotify music with this unit
Convenience functions

Adjusting the tone and balance
Playback in source direct mode
Switching the display’s brightness
Using the sleep timer
Recording
Using this unit as a power amplifier

Settings

Menu map

Menu operation
Audio

Digital Filter
Lock Range
Volume Limit
Low Pass Filter
TV

TV Input
Auto-Play
HDMI Power Off Control
General

Lighting
Auto-Standby
Reset
Network

Network & USB-A
Wi-Fi
Bluetooth
Network Control
Sharing and connecting to the Wi-Fi setting of an iOS device
Connecting by using the WPS button on the router

Tips

Tips
Troubleshooting

Power does not turn on / Power is turned off
Operations cannot be performed through the remote control unit
Display on this unit shows nothing
No sound comes out
Sound is interrupted or noise occurs
Desired sound does not come out
AirPlay cannot be played back
USB flash drives cannot be played back
Bluetooth cannot be played back
The Internet radio cannot be played back
Music files on PC or NAS cannot be played back (Music server)
Various online services cannot be played
Cannot connect to a wireless LAN network
Audio from digital devices cannot be played back (HDMI ARC/Coaxial/Optical)
The input source switches to “HDMI ARC”, “Optical” or “Coaxial”
The HDMI control function does not work
Update/upgrade error messages
Restoring the firmware to the factory defaults

Appendix

Playing back a USB flash drives
D/A converter
Playing back a Bluetooth device
Playing back files stored on a PC and NAS
Playing back Internet Radio
Last function memory
About HDMI
Explanation of terms
Trademark information
Specifications
Dimensions / Weight
Index
PDF Download

Connecting the power cord

After completing all the connections, insert the power plug into the power outlet.

Conne AC MODEL40nU

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