
OPERATION
B–63124EN/01
8. DATA INPUT/OUTPUT
489
For the numeral input in the data input area with FILE NO. and
PROGRAM NO., only lower 4 digits become valid.
When the data protection key on the machine operator’s panel is ON, no
programs are read from the floppy. They are verified against the contents
of the memory of the CNC instead.
No. Contents
71
An invalid file number or program number was entered.
(Specified program number is not found.)
79
Verification operation found a mismatch between a program
loaded into memory and the contents of the floppy
86
The dataset–ready signal (DR) for the input/output device is
turned off. (The no file error or duplicate file error occurred on
the input/output device because an invalid file number, pro-
gram number, or file name was entered.
D Significant
digits
D Collation