36Setup menusUSER menu(continued)ItemSettingNo.SuperimposedNo.SuperimposedDescriptiondisplaydisplay720EMBEDDED0000OFFAUD0001ON721LINE CH0000PCMSEL0001AUTO722INT SG0000OFF0001ON723DV PB ATT0000OFF0001ON729REC PT0000OFFMUTE0001ON731REF LEVEL0000FS-200001FS-180002FS-12The underline on the setting item denotes the initial setting.This selects whether to superimpose the audio data onto theserial output.0: Data is not superimposed.1: Data is superimposed.This display will not appear unless the AJ-YA455P serial inter-face board (optional accessory) has been installed.This selects the audio output for CH1 and CH2.0: PCM AUDIO is output.1: PCM AUDIO is output in the –0.43×to 1×speed range; inall other cases, CUE is automatically output.The PCM AUDIO output CH1 and CH2 signals are outputseparately regardless of the position selected for the AUDIOMONITOR SELECT switch.This selects whether the internal signal is to be used for theaudio input signal.0: The internal signal is not selected.1: The internal signal is selected.• The internal signal has a frequency of 997 Hz.• This setting is invalid if the VIDEO INPUT switch#3hasbeen set to DVCPRO/DV.This selects the audio output level for DV format playback.0: The audio output level is not attenuated.1: The audio output level is attenuated (reduced).For selecting whether to mute the sound at the joins betweenrecordings during DV or DVCAM cassette playback.0: The sound is not muted.1: The sound is muted.For setting the audio reference level.0: Full scale, –20 dB1: Full scale, –18 dB2: Full scale, –12 dB