Troubleshooting - No sound - Technics

For troubleshooting "no sound" on a Technics product select your model from the list below.


If your model is not listed Refer to your models Operating Manual for specific procedure.



Model SA-C100


Possible cause and solutions

  • Check the volume of this unit and the connected device.
  • Check to see if the cable connections to the input and output terminals are incorrect. If this is the case, turn this unit to standby 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.
  • Playback of multi-channel content is not supported.
  • The digital audio input terminal of this unit can only detect linear PCM signals. For details, refer to the operating instructions of the device.

Model SA-C600


Possible cause and solutions

  • Check the volume of this unit and the connected device.
  • Check to see if the cable connections to the input and output terminals are incorrect. If this is the case, turn this unit to standby 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.
  • Playback of multi-channel content is not supported.
  • The digital audio input terminal of this unit can only detect linear PCM signals. For details, refer to the operating instructions of the device.

Model SC-C30


Possible cause and solutions

  • Check the volume of this unit and the connected device.
  • Check to see if the cable connections to the input and output terminals are incorrect. If this is the case, turn this unit to standby 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.
  • Playback of multi-channel content is not supported.
  • The digital audio input terminal of this unit can only detect linear PCM signals. For details, refer to the operating instructions of the device.

Model SC-C50


Possible cause and solutions

  • Check the volume of this unit and the connected device.
  • Check to see if the cable connections to the input and output terminals are incorrect. If this is the case, turn this unit to standby 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.
  • Playback of multi-channel content is not supported.
  • The digital audio input terminal of this unit can only detect linear PCM signals. For details, refer to the operating instructions of the device.

Model SC-C500


Possible cause and solutions

  • Check the volume of this unit.
  • Check the connections to speakers and other equipment.
  • Check to see if the cable connections to the input and output terminals are incorrect. If this is the case, turn this unit to standby and reconnect the cables correctly.
  • Check to see if the correct input source is selected.
  • Make sure that the plugs of the cables are connected all the way in.
  • 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.

Model SC-C65


Possible cause and solutions

  • Check the volume of this unit and the connected device.
  • Check to see if the cable connections to the input and output terminals are incorrect. If this is the case, turn this unit to standby 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.
  • Playback of multi-channel content is not supported.
  • The digital audio input terminal of this unit can only detect linear PCM signals. For details, refer to the operating instructions of the device.

Model SC-C70, SC-C70MK2


Possible cause and solutions

  • Check the volume of this unit and the connected device.
  • Check to see if the cable connections to the input and output terminals are incorrect. If this is the case, turn this unit to standby 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.
  • Playback of multi-channel content is not supported.
  • The digital audio input terminal of this unit can only detect linear PCM signals. For details, refer to the operating instructions of the device.

Model SE-R1


Possible cause and solutions

  • Check the connections to speakers and other equipment.
  • Check to see if the correct input source is selected.
  • Make sure that the plugs of the cables are connected all the way in.
  • Make sure that the speaker selector knob is not set to [OFF].

Image of Speaker selector knob

Model SL-100, SL-1000R


Check the connections to the amplifier or receiver. Make sure that the audio cables from the turntable are connected to the amplifier's PHONO terminals. Do not connect to an input labeled anything other that PHONO.


Example of connection


Image

Models SL-1200G, SL-1200GAE, SL1200GR, SL-1200GR2, SL-1210GR2


Check the connections to the amplifier or receiver. Make sure that the audio cables from the turntable are connected to the amplifier's PHONO terminals. Do not connect to an input labeled anything other that PHONO.


Example of connection


Image

Models SL-1200M7BPD, SL-1200M7BPG, SL-1200M7BPY


Check the connections to the amplifier or receiver. Make sure that the audio cables from the turntable are connected to the amplifier's PHONO terminals. Do not connect to an input labeled anything other that PHONO.


Example of connection


Image

Models SL-1200M7L


Check the connections to the amplifier or receiver. Make sure that the audio cables from the turntable are connected to the amplifier's PHONO terminals. Do not connect to an input labeled anything other that PHONO.


Example of connection


Image

Models SL-1200MK7, SL-1200MK7R


Check the connections to the amplifier or receiver. Make sure that the audio cables from the turntable are connected to the amplifier's PHONO terminals. Do not connect to an input labeled anything other that PHONO.


Example of connection


Image

Models SL-1210G, SL-1210GAE, SL1210GR


Check the connections to the amplifier or receiver. Make sure that the audio cables from the turntable are connected to the amplifier's PHONO terminals. Do not connect to an input labeled anything other that PHONO.


Example of connection


Image

Model SL-1500C


Possible cause and solutions

  • Are device connections and PHONO or external output terminal connections correct?
    Connect the PHONO output terminals with the amplifier’s PHONO input terminals.
    Connect the external output terminals to the amplifier’s external input terminals.
  • Are both PHONO output terminal and external output terminal simultaneously connected to the device?
    Connect one or the other.
  • s the external output switch correctly set?
    When connecting the external output terminals, set the external output switch to "ON".

Model SL-C700


Possible cause and solutions

  • 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 incorrect, turn off this unit and reconnect the cables correctly.
  • Check to see if the correct input source is selected.
  • Make sure that the plugs of the cables are pushed (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.
  • The audio signal of Super Audio CD/Super Audio CD layer of Hybrid Super Audio CD cannot be output from the digital audio output terminal of this unit. Connect the device to the analogue audio output terminal.

Model SL-G700


Possible cause and solutions

  • Check the volume of the connected device. Check the volume of this unit if “A.Output Level” is set to "Variable”.
  • Check to see if the cable connections to the input and output terminals are incorrect. If this is the case, turn this unit to standby 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.
  • Playback of multi-channel content is not supported.
  • The digital audio input terminal of this unit can only detect linear PCM signals. For details, refer to the operating instructions of the device.
  • Audio signal of Super Audio CD and Super Audio CD layer of Hybrid Super Audio CD cannot be output from the digital audio output terminal of this unit. Connect the device to the analog audio output terminal.
  • Check if “Digital Output” or “Analog Output” is set to “On”.

Model SL-G700M2


Possible cause and solutions

  • Check the volume of the connected device. Check the volume of this unit if “A.Output Level” is set to "Variable”.
  • Check to see if the cable connections to the input and output terminals are incorrect. If this is the case, turn this unit to standby 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.
  • Playback of multi-channel content is not supported.
  • The digital audio input terminal of this unit can only detect linear PCM signals. For details, refer to the operating instructions of the device.
  • Audio signal of Super Audio CD and Super Audio CD layer of Hybrid Super Audio CD cannot be output from the digital audio output terminal of this unit. Connect the device to the analog audio output terminal.
  • Not all MQA files may be played back. Set MQA decoding function to “Off” when is not played back properly.
  • When MQA audio file cannot be played back properly, set “DSD Native” to “Off”. That performance may be improved.
  • Not all DSD signal may be played back. Set “DSD Native” to “Off” when is not played back properly.
  • Check if “Digital Output” or “Analog Output” is set to “On”.

Model SP-10RS


Check the connections to the amplifier or receiver. Make sure that the audio cables from the turntable are connected to the amplifier's PHONO terminals. Do not connect to an input labeled anything other that PHONO.


Example of connection


Image

Model ST-C700


Possible cause and solutions

  • 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 incorrect, turn off this unit and reconnect the cables correctly.
  • Check to see if the correct input source is selected.
  • Make sure that the plugs of the cables are pushed (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.

Model ST-G30


Possible cause and solutions

  • 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 incorrect, turn off this unit and reconnect the cables correctly.
  • Make sure that the plugs of the cables are pushed (connected) all the way in.

Model SU-C700


Possible cause and solutions

  • Check the volume of this unit.
  • Check the connections to speakers and other equipment.
  • Check to see if the cable connections to the input and output terminals are incorrect. If this is the case, turn this unit to standby and reconnect the cables correctly.
  • Check to see if the correct input source is selected.
  • Make sure that the plugs of the cables are connected all the way in.
  • 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.

Model SU-G30


Possible cause and solutions

  • Check the volume of this unit.
  • Check the connections to speakers and other equipment.
  • Check to see if the cable connections to the input and output terminals are incorrect. If this is the case, turn this unit to standby and reconnect the cables correctly.
  • Check to see if the correct input source is selected.
  • Make sure that the plugs of the cables are connected all the way in.
  • 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.

Model SU-G700, SU-G700M2


Possible cause and solutions

  • Check the volume of this unit and the connected device.
  • Check connections to speakers and other equipment.
  • Connect speakers and measure the output signal of the amplifier.
  • Check the impedance of the connected speakers.
  • Check to see if the correct input source is selected.
  • Insert the plugs of the cables to be connected all the way in.
  • Confirm the sound output setting. (Sound is not output from the speakers connected to the speaker output terminals of this unit while “PRE OUT” is set to “On (Speaker:Off)”.)
  • 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.

Model SU-R1


Possible cause and solutions

  • 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 incorrect, turn off this unit and reconnect the cables correctly.
  • Check to see if the correct input source is selected.
  • Make sure that the plugs of the cables are pushed (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.

Model SU-R1000


Possible cause and solutions

  • Check the volume of this unit and the connected device.
  • Check connections to speakers and other equipment.
  • Connect speakers and measure the output signal of the amplifier.
  • Check the impedance of the connected speakers.
  • Check to see if the correct input source is selected.
  • Insert the plugs of the cables to be connected all the way in.
  • Confirm the sound output setting. (Sound is not output from the speakers connected to the speaker output terminals of this unit while “PREOUT” is set to “Off”.)
  • Sound is not output from headphones jack and REC OUT/PRE OUT terminals.
  • 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.
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