Fanuc Power Mate i-D/H Maintenance Manual

B63175EN/03
7. TROUBLESHOOTING
425
(1)After cycle operation is started, then stopped, check as follows:
(2)Confirm cycle start LED on machine operators panel.
(3)Confirm diagnostic function.
The reason why cycle start LED signal (STL) has turned off are displayed
on diagnostic numbers 020 to 025 as follows:
020 CUT SPEED UP/DOWN 1 0 0 0 1 0 0
021 RESET BUTTON ON 0 0 1 0 0 0 0
022 RESET AND REWIND ON 0 0 0 1 0 0 0
023 EMERGENCY STOP ON 1 0 0 0 0 0 0
024 RESET ON 1 1 1 1 0 0 0
025 STOP MOTION OR DWELL 1 1 1 1 1 1 0
a. Emergency stop signal
b. External reset signal
c. Reset button on MDI
d. Reset & rewind signal
e. Servo alarm
f. Feed hold by switching mode
g. Single block stop
Details of signals a to g are as follows:
Confirm the signals concerned using diagnostic function (PMCDGN).
#7
X1000
#6 #5 #4
*ESP
#3 #2 #1 #0
#7
G0008
#6 #5 #4
*ESP
#3 #2 #1 #0
*ESP=0 : Emergency stop signal is input :
#7
G0008
#6 #5 #4
ERS
#3 #2 #1 #0
ERS : When the bit is 1, external reset signal is input.
* When M02 is executed usually, for example, at the end of a program,
the PMC ladder reads M02 and accepts this signal as an external reset
signal.
An automatic operation is put into a reset status when RESET key on the
MDI panel is pressed.
7.7
CYCLE START LED
SIGNAL HAS
TURNED OFF
Points
Causes and Remedies
a. Emergency stop is input
b.External reset signal is
input
c. Reset button on the MDI
is pressed

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