
B–63665EN/01
7. TROUBLESHOOTING
261
(3)Check CNC’s diagnostic function 000 to 015. Check the items for
which 1 is displayed at right side.
No. Message Display
000 WAITING FOR FIN SIGNAL : 0
001 MOTION : 0
002 DWELL : 0
a. 003 IN–POSITION CHECK : 0
004 FEEDRATE OVERRIDE 0% : 0
b. 005 INTERLOCK / START LOCK
: 1(Example)
006 SPINDLE SPEED ARRIVAL CHECK : 0
010 PUNCHING : 0
011 READING : 0
012 WAITING FOR (UN) CLAMP : 0
c. 013 JOG FEEDRATE OVERRIDE 0% : 0
d. 014 WAITING FOR RESET, ESP, RRW OFF : 0
015 EXTERNAL PROGRAM NUMBER SEARCH : 0
* Items with a to d relate with manual and automatic operation and
its detail is shown below.
It shows that positioning is not yet completed. Check the contents of the
following diagnostic number. (It is 1 in the following condition)
DGN 0300
Position Error
>PARAM 1826
In–position width
1) Check the parameters according to the parameter list.
1825 Servo loop gain per axis (Normal : 3000)
2) Servo system may be abnormal. Refer to servo alarm 400, 410, and
411.
There are a plural interlock signals. Check at first which interlock signal
is used by the machine tool builder at the parameters shown below.
#7
3003
#6 #5 #4 #3
DIT
#2
ITX
#1 #0
ITL
#0 ITL=0 shows interlock signal *IT is effective. To 1)
#2 ITX=0 shows interlock signal *ITn is effective. To 2)
#3 DIT=0 shows interlock signal "MITn is effective. To 3)
Check state of effective interlock signals using the diagnostic function
(PMCDGN) of the PMC.
1) Interlock signal (*IT) is input.
#7
G0008
#6 #5 #4 #3 #2 #1 #0
*IT
*IT=0 shows that interlock signal is input.
2) Axis interlock signal (*ITn) is input.
#7
*IT8G0130
#6
*IT7
#5
*IT6
#4
*IT5
#3
*IT4
#2
*IT3
#1
*IT2
#0
+IT1
*ITn=0 shows interlock signal is input.
a. In–position check is
being done
b.Interlock or start lock
signal is input