
B-63945EN/02 11.TROUBLESHOOTING
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11.2 NO MANUAL OPERATION NOR AUTOMATIC OPERATION
CAN BE EXECUTED
Points
(1) Execute the following procedure when no manual nor automatic
operation is done
(2) Check whether position display shows correct position
(3) Check CNC status display
(4) Check CNC internal status using diagnosis function
Causes and Countermeasures
1 Position display (relative, absolute, machine coordinate) does not change
(1) Check CNC status display (Refer to Section 1.9 CNC STATUS
DISPLAY for detail.)
(a) Emergency stop status (Emergency stop signal is turned on)
If status display shows EMG the emergency stop signal is
input. Check the following signal using the PMC's diagnosis
function (PMCDGN).
#7 #6 #5 #4 #3 #2 #1 #0
X0008 *ESP
G0008 *ESP
*ESP : ESP=0 indicates that emergency stop signal is input.
(b) It is a reset status
When RESET is displayed, any of a reset is functioned.
Check the following signal using the PMC's diagnosis
function (PMCDGN).
(i) An input signal from the PMC functions
#7 #6 #5 #4 #3 #2 #1 #0
G0008 ERS RRW
ERS : When ERS is 1, external reset signal is input.
RRW : When RRW is 1, reset & rewing signal is input.
(ii) RESET key on the MDI keyboard functions
When the signals in 1) are 0, <RESET> key may be
functioning. Check the contact of <RESET> key using
a tester.
When it is abnormal, change the keyboard.