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PRINTING APPARATUS AND POWER SUPPLY UNIT FOR PRINTING APPARATUS

  • US 20180170079A1
  • Filed: 12/13/2017
  • Published: 06/21/2018
  • Est. Priority Date: 12/21/2016
  • Status: Active Grant
First Claim
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1. A printing apparatus that has a plurality of functions including a printing function of forming an image on a medium and is capable of executing printing with resolution of 300 dpi or more, comprising:

  • a plurality of operating units including a printing unit that forms an image on a medium; and

    a power supply unit that supplies power to the plurality of operating units,wherein the power supply unit includesa substrate,an input terminal that receives an alternating voltage from a power cable electrically connected to an alternating power supply,a smoothing capacitor that smooths the alternating voltage input from the input terminal,a thermistor that detects a temperature, anda comparator that compares a signal output from the thermistor with a standard signal and outputs a notification signal,wherein the input terminal, the smoothing capacitor, the thermistor, and the comparator are mounted on the substrate,wherein the supply of power from the power supply unit is stopped based on the state of the notification signal, andwherein a gap between the input terminal and the thermistor is longer than a gap between the input terminal and the smoothing capacitor.

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