Mitsubishi Electronics E60 ユーザーズマニュアル

I - 9 

 

These codes indicate a status that caused the controller to stop for some reason.  
(The bold characters are the messages displayed on the screen.) 

This indicates the state where automatic operation cannot be 
started when attempting to start it from the stop state. 

Error No. 

Details 

Remedy 

AX IN MOTION (axis in motion)  

Automatic start is not possible as one of 
the axes is moving. 

•  Try automatic start again after all axes 

have stopped. 

READY OFF 

Automatic start is not possible as the NC 
is not ready. 

•  Another alarm has occurred. Check the 

details and remedy. 

RESET ON 

Automatic start is not possible as the 
reset signal has been input. 

•  Turn OFF the reset input signal.  
•  Check that the reset switch is not ON 

constantly due to trouble. 

•  Check the sequence program. 

A-OP STP SGL (Automatic operation stop 
signal "ON") 

The FEED HOLD switch on the machine 
operation panel is "ON" (valid). 

•  Check the FEED HOLD switch.  
•  The feed hold switch is the B contact. 
•  Check for broken wires in the feed hold 

signal wire. 

•  Check the sequence program. 

H/W STRK END (H/W stroke end axis) 

Automatic start is not possible as one of 
the axes is at the stroke end. 

•  If one of the axis’ ends is at the stroke 

end‚ move the axis manually. 

•  Check for broken wire in the stroke end 

signal wire. 

•  Check for trouble in the stroke end limit 

switch. 

S/W STRK END (S/W stroke end axis) 

Automatic start is not possible as one of 
the axes is at the stored stroke limit. 

•  Move the axis manually. 
•  If an axis is not at the end‚ check the 

parameter details. 

NO OP MODE (NO operation mode) 

The operation mode has not been 
selected. 

•  Select the automatic operation mode. 
•  Check for broken wires in the automatic 

operation mode (memory‚ tape‚ MDl) 
signal wire.