本标准规定了19 mm D-1型电视数字分量记录中，线索轨道和时间码轨道中包含的纵向记录的内容、格式和调制方法。SMPTE 224M中规定了轨道尺寸和位置。本文件适用于在帧频率为29.97 Hz的525线电视系统中运行的记录器。

This standard specifies the content, format, and modulation method of the longitudinal records contained in the cue track and the time-code track in 19-mm type D- 1 television digital component recording. Track dimensions and locations are specified in SMPTE 224M. The document applies to recorders operating in the 525-line television system with a frame frequency of 29.97 Hz.