Chapter 22-71F-2-2273) When the display of the number of copy is enclosed with red lines on the screen, "Voice Operation Kit" becomes enabled.1) Press the reset key or the voice recognition button three seconds or longer.If 'Voice Operation Kit' does not work, check the following points.- Is the slide switch on the voice operation board switched to 66MHz?- TTS-JA/TTS-EN and ASR-JA/ASR-EN should be installed properly in the Service mode: COPIER > Display >VERSION.2OKSelect the voice navigation type.You can perform operations using voice commands,or listen to the voice guide and perform operationsusing keys.VoiceRecognitionVoice GuideVoice Guide +RecognitionCancelSystem MonitorVoice Navigation Selection