CHAPTER 4 APPENDICES
Appendix 4. Warning Messages
IV
– 54
Appendix 4. Warning Messages
4.1 Warnings common to all systems (SYW
)
No. Message
Details
Remedy
SYW0001 External
switch
emergency stop
An external emergency stop
input signal was received. (24V
is not being applied to the CN23
connector.)
•
Examine the causes of the
emergency stop, and remove
them.
SYW0002 RIO1
communication
error
An emergency stop input signal
was received from a remote I/O
unit (RIO1). Or, the
communication cable with the
remote I/O unit (RIO1) is not
connected properly.
•
Examine the causes of the remote
I/O unit emergency stop, and
remove them.
•
Check the cable connection.
SYW0003 RIO2
communication
error
An emergency stop input signal
was received from a remote I/O
unit (RIO2). Or, the
communication cable with the
remote I/O unit (RIO2) is not
connected properly.
•
Examine the causes of the remote
I/O unit emergency stop, and
remove them.
•
Check the cable connection.
SYW0004 RIO3
communication
error
An emergency stop input signal
was received from a remote I/O
unit (RIO3). Or, the
communication cable with the
remote I/O unit (RIO3) is not
connected properly.
•
Examine the causes of the remote
I/O unit emergency stop, and
remove them.
•
Check the cable connection.
SYW0005 PLC
emergency
stop
The user PLC (ladder
sequence) is not running.
This error also occurs when an
error occurs in the data
communication with the remote
I/O.
•
Turn ON the PLC ladder RUN
switch on the CPU Card. (Second
switch from the top of the
QX
DIP switches.)
•
Check whether there is an
abnormality in the connection
between the NC main unit and
remote IO unit.
SYW0006 PLC signal
An emergency stop signal was
input from the PLC.
•
Cancel the signal with a machine
switch such as READY.
SYW0007 EMG stop: SV
commu stop
This appears when the power is
OFF.
•
This is not a particular problem.
SYW0008 Ext board EMG
stop: SV end off
An emergency stop occurred
because the servo terminator or
battery is not connected
properly.
•
Check the connection status of
the servo communication cable
and connectors.
SYW0009 RIO4
communication
error
The emergency stop input
signal was input from the
remote IO unit (R104). The
communication cable with the
remote IO unit (R104) is
disconnected.
•
Check and remove the cause of
the remote IO unit emergency
stop.
•
Check the cable connection.
SYW0040 The others EMG
An emergency stop occurred for
some other reason.
•
Contact the Service Center.
SYW0050 Low
battery
voltage
The voltage of the battery
provided for saving data in the
NC has dropped.
•
Charge the battery.
•
Replace the battery.
•
Check the machining program
after replacing or charging the
battery.
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