Chapter 8 Troubleshooting Procedure
8 - 4
Signal
Contact
point
LED
status
Output level Error and actions to take
Direction
output
P22,P23
Q02,Q03
On
Low Active
• Direction signals are being output in the normal
direction (normal).
HIGH Active
• Direction signals are being output in the reverse
direction (normal).
• Pulse is not being normally output
- Positioning operation has finished (normal)
Æ Start the next operation instruction.
- There is an error that makes positioning
operation impossible
Æ Check the positioning error code and remove the
cause.
Off
Low Active
• Direction signals are being output in the reverse
direction (normal)
• Pulse is not being normally output
- Positioning operation has finished (normal)
Æ Start the next operation instruction.
- There is an error that makes positioning
operation impossible
Æ Check the positioning error code and remove
the cause.
HIGH Active
• Direction signals are being output in the normal
direction (normal).
(b) When the pulse output mode is the CW/CCW mode
Signal
CW
contact
point
CCW
contact
point
Error and actions to take
CW outpu
Flashing
Off • CW pulse is being normally output (normal).
Flashing
• The pulse is being abnormally output.
Æ Contact an A/S office or customer center.
Off
Off
• Pulse is not being output (normal).
- Positioning operation has finished (normal).
Æ Start the next operation instruction.
- There is an error that makes positioning operation impossible.
Æ Check the positioning error code and remove the cause
Flashing • CCW pulse is being normally output (normal).
Remark
• If PWR, RUN, and ERR LED are all off, there is a problem with the internal operation system of
XGB. In such a case, XGB PLC cannot normally operate, so inquire of the customer center.