Sony DCR-TRV480 Digital-8 D8 Camcorder with 20x Optical Zoom -For parts Repair it has a C:31:23 when tape is inserted The error code C:31:23 on a Sony camcorder typically indicates a problem with the tape transport mechanism, specifically related to the tape loading or reel mechanism. This could be due to a misaligned mechanism, a worn-out or improperly inserted tape, or a faulty sensor only included whats shown in pictures if not seen in pictures it is not included.