95TroubleshootingSound(VR-4900 and KRF-V9993D only) I can’t hear any sound in Room BCheck that:• The volume in Room B is turned up. See “How Do I Switch ControlModes?” on page␣ 86 of this manual.• The Room B speakers are turned on if using Speaker B outputs forRoom B (as opposed to Second Room Pre Outs). See “Turning theSpeakers On” on page␣ 10 of this manual.• The source is connected via an analog jack set (digital inputs are notsent to Room B). See Chapter One of the Connections and Setup Guide.• Multiple Rooms is activated.I can’t hear sound from some of my laser discsCheck that the disc contains a digital soundtrack (the disc’s cover willbear a “digital sound” logo). Some older laser discs contain only analogsoundtracks. If the disc does not have a digital soundtrack, change theinput type to Analog. See “To set the Input mode manually:” on page␣ 22of this manual and also read the manual of your laser disc player.There wasn’t any sound recorded on tapes made on my VCR ortape deckCheck that:• The audio cables are connected properly for the device.• The source is connected via an analog jack set (digital inputs are notsent to Room B). See Chapter One of the Connections and Setup Guide.• Analog has been set as the input type. Digital inputs such as DolbyDigital, DTS or MPEG need to be downmixed into two channels forrecording to analog media (such as VHS or audio tape). See “Digitalto Analog Recording” on page␣ 61.The initial sound is intermittent or non-existent when I start toplay from a Dolby Digital, DTS or MPEG source• Some DVD players simply have intermittent start-up sound.• Check that the correct digital cable is being used. The cable must be adigital coaxial or optical cable. See Chapter One of the Connectionsand Setup Guide.