NCT Group NCT 990T - Manual (Page 116)

13.6 Automatic Operation Start after Block Search
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13.6 Automatic Operation Start after Block Search
In the course of machining there may be a need for executing the program selected for auto-
matic mode not from the first block, but from a block within the program. For this, the
appropriate block of the program has to be pointed at.
On the DIRECTORY screen the program must be selected for automatic execution, than
VIEW screen needs to be displayed. The control is to be switched over to automatic mode
. In case of INTD state is displayed on status bar, it needs to be broken by the use of
RESET key.
If
F4
BLOCK SEARCH action
is selected after pressing action
menu key the listing is
taken over by the program mod-
ule preprocessor. The action
block search can be activated on
the following conditions:
– automatic mode is on,
– there may be no INTD state,
i.e. the program execu-
tion must not be in inter-
rupted state,
– VIEW screen should be dis-
played for viewing the
program selected for au-
tomatic execution.
If one of the above conditions is not fulfilled, the contradicting state is shown by symbol 67 in
the 7
th
field of status bar.
13.6.1 Pointing at the Desired Block. Entering the Repetition Count.
The highlighting bar displays the block pointed at. By means of the keys , ,
<PgUp> , <PgDn> the program can be browsed (as the bar is moved). With the
help of softkeys F1 FIRST and F2 LAST it goes to the beginning as well as the end of program
on general displaying area.
If character <N> is pressed on the keyboard, a block number can be entered in the bottom data
input line at address N, than after terminating the input (by the use of key or the
highlighting bar goes to the block searched for. In case it cannot find the block with the
entered number it writes symbol ? (question mark) on the last character of address N.
In case of command M98 Ppppp the listing of subprogram No. pppp is started by the use of
key . In case of command M99 it returns to sub- or main program one level higher by