Do you have a question about the Yamaha C-40 and is the answer not in the manual?
Connect turntable to PHONO jacks and ground terminal.
Connect tuner OUTPUT jacks to amplifier TUNER jacks.
Connect TAPE PB to LINE OUT, REC OUT to LINE IN.
Connect digital audio disc player to control amplifier.
Connect third tape deck, second tuner, or other sources.
Provides switched and unswitched AC outlets for convenience.
Connect C-40 PRE OUT jacks to power amplifier INPUT jacks.
Push to turn power on or off. Set VOLUME down before on.
Adjusts lower frequencies; center position is flat response.
Adjusts higher frequencies; center position is flat response.
Adjusts relative volume of left and right speakers.
Cuts out ultra-low-frequency signals from warped records.
Selects MM or MC cartridge type; push for MC, out for MM.
Retains tonal range at low volume levels; reset to flat before changing volume.
Adjusts overall sound volume, calibrated in decibels.
Selects the listening source.
Instructions for dubbing tapes between two decks.
Mutes audio output for private listening when headphones are plugged in.