
4.16i/18i DATA SERVER FUNCTIONS IV. OPERATION B-63354EN/04
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4.11 MAINTENANCE OF DATA SERVER SCREEN
The Maintenance of Data Server screen is used to format (initialize) a
data server board built-in hard disk, check for hard disk errors, switch
between data server modes, and display the error examination data.
Display items
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• STORAGE MODE, BUFFER MODE, and FTP MODE
Display the current data server modes.
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• EMPTY COUNTER
Displays the number of times that the data buffer becomes empty
during transfer of the NC program from the data server board to the
CNC. This item is initialized to 0 at power-on. After being initialized,
the item is counted when the conditions are satisfied. When DNC
operation or DNC operation by a subprogram call (M198) is being
executed, this item may be counted up. This indicates that the data
supply from the data server board to the CNC is insufficient.
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• TOTAL SIZE
Indicates the total number of bytes when a single NC program is
transferred from the data server board to the CNC.
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• READ POINTER and WRITE POINTER
Pointer used to manage the internal buffer for supplying the NC
program between the data server board and CNC.