| 摘要 |
<p>PURPOSE:To provide a remote diagnosing method for an NC efficient NC device in which data transfer time becomes short. CONSTITUTION:The constitution is performed of an NC device 20 having a memory 3 to store and hold the sent diagnosing data and a changing data preparing means 4 to prepare only the data of the difference part of the content of the memory 3 and a video memory 2 as the changing data, and a computer 50 having a changing data converting means 42 to reproduce the changing data to the displaying data, and the changed data part only is transferred from the NC device 20 through a communication line to the computer 50. The data transfer time between the NC device 20 and the computer 50 for diagnosis is reduced.</p> |
