标清数字硬盘播出系统电视伴音软故障浅析

Analysis of TV Sound Soft-fault in SD Digital Hard Disk Broadcasting System

针对标清数字硬盘播出系统平时典型的没有伴音、声画不同步、伴音时大时小、爆音、偏小等典型软故障,结合阿勒泰地区电视台硬盘播出系统实际进行了系统的分析,并提出了相应的解决方案。

There are some typical soft faults of SD digital hard disk broadcasting system like no sound, the desynchrony of sound and picture, the change of the sound volume, crackling and being small. Combined with the reality of hard disk broadcasting system of Altay Regional TV, a systematic analysis has been conducted. The corresponding solutions have also been proposed.