Patent ID: 7031594

Claim:
A data recording and/or reproducing apparatus comprising recording and/or reproducing means for recording and/or reproducing data for a non-linear accessible recording medium, at least one input port and at least one output port, said input port and the output port time-divisionally accessing said recording and/or reproducing means, said input port outputting the data inputted to said recording and/or reproducing means and said output port being fed with the data reproduced by said recording and/or reproducing means to output the data, wherein the apparatus further comprises: level detection means for detecting the level of audio data contained in data inputted to and outputted from the input and output ports; control means fed with level data detected by said level detection means for outputting control data for displaying the audio level; and display means fed with level data detected by said level detection means for displaying the audio level inputted to and, outputted from the input and output ports based on said level data; wherein said display means is a monitor provided on a front side of the data recording and/or reproducing apparatus for displaying thereon the audio level of said audio data based on the control data outputted by said control means; said control means outputting control data configured for performing control so that respective channels of said audio level will be displayed from port to port in display areas of said monitor based on the numbers of said input and output ports, the number of the audio levels that can be displayed in the respective display areas of said monitor, the number of channels contained in the audio data inputted or outputted to or from the respective ports and on said level data.