Network Audio Control Player / SU-R1

An AC mains lead or fluorescent light is near the cables. Keep other appliances and cords away from the cables of this unit.

• Check the volume of the connected device (amplifier, etc.).
• Check to see if the cable connections to the input and output terminals are incorrect. If this is the case, turn off this unit and reconnect the cables correctly.
• Check to see if the correct input source is selected.
• Insert the plugs of the cables to be connected all the way in.
• When "Digital Output", "Analog Output" or "Digital Link" is set to "Off", no sound will be output. Change the setting of the output terminal in the setup menu to be used to "On".
• Playback of multi-channel content is not supported.
• The digital audio input terminals of this unit can only detect linear PCM signals. For details, refer to the operating instructions of the device.

Depending on your environment, the audio may be interrupted during playback. Check the operating instructions of the connected device and the connection to the device.

Depending on your environment or connected devices, it may take some time.

About Technics devices supporting system control function, click here.

• You can operate this unit and Technics devices supporting system control function simultaneously with ease on the remote control.
• About Technics devices supporting system control function, click here.

Is the auto off function turned on?
To cancel this function

1. Press [SETUP].
2. Press [ ][ ] repeatedly to select "AUTO OFF" and then press [OK].
3. Press [ ][ ] to select "Off" and then press [OK].

1. Press [SETUP].
2. Press [ ][ ] repeatedly to select "Network" and then press [OK].
3. Press [ ][ ] repeatedly to select "Friendly Name" and then press [OK].
4. Press [ ][ ] [ ][ ] to input the Friendly Name.
   - Only ASCII characters can be used.
   - "A" can be added when you press the [ ] at the time of the last letter of the Friendly Name is selected.
   - Press [CLEAR] to delete a letter.
   - Press [ ≥10 ] to insert a letter "A".
   - Default name is "Technics SU-R1 _ _ _ _ _ _"*1.
   *1 " _ " stands for a digit that is unique to each set.
5. Press [OK] to apply the Friendly Name.
6. Press [RETURN] repeatedly to exit the settings.

In case of input source is LAN, DMR, AirPlay or USB, press [INFO] button to display the track, artist, and album names, file type, sampling frequency, and other information.

1. Input Source
   LAN : Digital Media Player
   DMR : Digital Media Renderer
   AirPlay : AirPlay
   USB : USB device/USB flash drive
2. The track, artist, and album names
   : Track name
   : Artist name
   : Album name
3. Random repeat or Repeat playback (for LAN and USB)
   : All tracks in a folder are repeated randomly.
   : Only plays the selected track.
   : All tracks in a folder are repeated.
4. Elapsed time, remain time and playback status
   : Elapsed time
   : Remain time
   : Play, Pause, Search (These icons may be not visible depending on Input Source.)

5. File format (except AirPlay)
6. Sampling frequency
7. Number of quantisation bits (except MP3, AAC, WMA, DSD)

• Step1. Set to [OFF] the [AUTO OFF] switch which is located on the rear panel of SE-R1.
• Step2. Set to "Off" the "AUTO OFF" function of SU-R1.

1. Press [SETUP].
2. Press [ ][ ] repeatedly to select "AUTO OFF" and then press [OK].
3. Press [ ][ ] to select "Off" and then press [OK].

• Step3. Press unit on/off button of SU-R1 to [ OFF].

Confirm the network connection and settings.

• Make sure that the multicast function on the wireless router is enabled.
• Make sure that the device and the unit are connected to the same network.
• Reconnect the compatible device to the network and then connect to this unit again.
• Set "Network Standby" in the setup menu to "Off", turn this unit off and on, and then connect to this unit again.

• Simultaneous use with other 2.4 GHz devices, such as microwaves, cordless telephones, etc., may result in connection interruptions. Increase the distance between the wireless router and these devices.
• If several wireless devices are simultaneously using the same wireless network as this unit, try turning off the other devices or reducing their wireless network usage.
• If the playback stops, check the playback status on the device.

When you play back music files over a network, those that are not registered to its network server are not displayed. Whether or not each music file can be played back over your network is determined by the network server even if the format of the file is supported by this unit. For example, if you are using Windows Media® Player 11, not all music files on the PC are playable. You can play back only those added to the library of Windows Media® Player 11.

• Track names, etc. may not be displayed properly.

• Please confirm the update information of NAS.
• When transcode setting is available, please try to select other settings.

• Select "USB" as the input source.
• Check that the iPhone/iPad/iPod is connected properly.
• Connect the iPhone/iPad/iPod again or try to restart the iPhone/iPad/iPod.
• The battery of the iPhone/iPad/iPod is depleted. Charge the iPhone/iPad/iPod, and then operate again.

The USB drive format or its contents is/are not compatible with the unit.

Disconnect the USB device and then reconnect it. Alternatively, turn the unit off and on again.

Large file size or high memory USB flash drive takes longer time to read.

• Track names, etc. may not be displayed properly.

• Check your operating environment.
• Restart the PC, turn off and on this unit, and then reconnect the USB cable.
• Use another USB port of the connected PC.
• Install the dedicated USB driver if using a PC with Windows.

• This unit does not guarantee playback with all music player applications. Use the dedicated app "Technics Audio Player for Windows / Mac". For information of Technics Audio Player for Windows / Mac, refer to the following website.
  www.technics.com/support/downloads/pc-app/index.html

• To avoid interference, please do not put any objects in front of signal sensor.
• Change the remote control code if other products react to this remote control.
  - Point the remote control at this unit, and press and hold [OK] and the numeric button [1] or [2] for at least 4 seconds.
  - When the remote control code is changed, the new code will appear on the display for a few seconds.

The unit has been left unused for about 20 minutes and will shut down within a minute. Press any button to cancel it.

The unit is checking the connected iPhone/iPad/iPod or a USB device.

• The firmware download has failed. Press any button to exit. Please try again later.
• The server cannot be found. Press any button to exit. Make sure that the network is connected to the Internet.

• The selected folder is empty. Move tracks into the folder and retry the operation.
• The server is not found on the network. Check to see if the server is connected to the same network as this unit, and retry the connection to this unit.

Incorrect operation is performed. Read the instructions and try again.

• There is a problem with this unit.
  – Is the volume extremely high? If so, lower the volume.
  – Is this unit placed in an extremely hot place? If so, move this unit to a cooler place and wait a few moments and then try to turn it on again. If the problem persists, write down the displayed number, disconnect the AC mains lead and consult your dealer.

This unit is not connected to the network. Check the network connection.

The function you have tried to use is not available with the current settings. Check the steps and settings.

The audio from the analogue audio input terminal in use is distorted. Select "Attenuator" in the setup menu, and change the setting for the analogue audio input terminal in use to "On".

The number of programmed tracks is more than 24.

This is displayed, for example, when this unit is turned on/off. (For up to 1 minute and 30 seconds)

• The remote control and this unit are using different codes. Change the code on the remote control.
  – When "Remote 1" is displayed, press and hold [OK] and [1] for at least 4 seconds.
  – When "Remote 2" is displayed, press and hold [OK] and [2] for at least 4 seconds.

The unit is checking the DLNA server on the network.

• "PC", "AES", "COAX1", "COAX2", "COAX3" or "OPT" is selected, but no device is connected. Check the connection with the device.
• Audio signals, such as sampling frequency components, are not input correctly.
  – About supported format, refer to "File format" in the operating instructions.

The iPhone/iPad/iPod or USB device is drawing too much power. Disconnect the iPhone/iPad/iPod or USB device and turn the unit off and on again.

• You have connected an iPhone/iPad/iPod or USB device that is not supported.
  – If the iPhone/iPad/iPod is compatible, turn it on and connect it correctly.
• The format of the file on the iPhone/iPad/iPod or USB device is not supported.
  – About supported format, refer to "File format" in the operating instructions.