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[20111224. Root cause analysis (5): Definition of RCA]

±Ùº»¿øÀκм®Àº ½Ç¼ö ȤÀº »ç°íÀÇ ¹ß»ý ¶Ç´Â ¹ß»ý °¡´É¼ºÀ» Æ÷ÇÔÇÑ ¼º°ú(performance) º¯ÀÌÀÇ ±Ùº»¿øÀÎÀ» ã±âÀ§ÇÑ Ã¼°èÀûÀÎ °úÁ¤À» ¸»ÇÕ´Ï´Ù. ³ÐÀº Àǹ̷δ ±Ùº»¿øÀÎÀ» ã¾Æ °³¼±ÇÏ°í ¸ð´ÏÅ͸µÇÏ´Â °úÁ¤±îÁö Æ÷ÇÔÇϱ⵵ ÇÕ´Ï´Ù. ¹ýÀû º¸È£ ÇÏ¿¡ ºñ¹ÐÀ» À¯ÁöÇϸ鼭, ´ÙÀ½ Áú¹®¿¡ ´äÀ» ±¸ÇÏ´Â ¾ö°ÝÇÑ Á¢±Ù¹ýÀ̶ó°í ÇÒ ¼ö ÀÖ½À´Ï´Ù.

(1) ¹«½¼ ÀÏÀÌ ÀϾ´Â°¡?

(2) ±× ÀÏÀÌ ¿Ö ÀϾ´Â°¡?

(3) ±×·¯ÇÑ ÀÏÀÌ ´Ù½Ã ÀϾÁö ¾Ê°Ô ÇÏ·Á¸é ¹«¾ùÀ» ÇØ¾ß Çϴ°¡?

(4) ¿ì¸®°¡ ÃëÇÑ Á¶Ä¡·Î ȯÀÚ¾ÈÀüÀÌ °³¼±µÇ¾ú´Ù´Â °ÍÀ» ¾î¶»°Ô ¾Ë ¼ö Àִ°¡?


±Ùº»¿øÀκм® ÇÁ·Î¼¼½º¸¦ È¿°úÀûÀ¸·Î À̲ø±â À§Çؼ­´Â ºñ³­À̳ª ó¹úÀÌ ¾Æ´Ï¶ó ¿¹¹æ¿¡ ÃÊÁ¡À» ¸ÂÃß¾î¾ß ÇÕ´Ï´Ù. ƯÈ÷ °³°³ÀÎÀÇ ½Ç¼öº¸´Ù´Â ½Ã½ºÅÛ ¼öÁØÀÇ Ãë¾àÁ¡¿¡ °ü½ÉÀ» ÁýÁßÇØ¾ß ÇÕ´Ï´Ù.

(1) Good question in RCA: What should we do to prevent this in the future?

(2) Never question in RCA: What should we have done to prevent this from having occurred?

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