Using The Indicators To Check Errors; Indicator Types; Procedure For Identifying Errors - Omron CK3M Seres Hardware User Manual

6-2

Using the Indicators to Check Errors

6-2-1

Indicator Types

TheMotion Controllerindicators used for error checks and their functions are as shown below.
Unit
Power Supply Unit PWR
CPU Unit
CK£W Unit
6-2-2

Procedure for Identifying Errors

When an error occurs in the Motion Controller, check the indicators with the following flowchart to first
identify if either a "non-fatal error in the CPU Unit" or a "fatal error in the CPU Unit" has occurred.
Error occurs.
Power
Supply Unit
PWR (green)
ON
CPU Unit
PWR (green)
ON
CPU Unit
ERR (red)
OFF
CPU Unit
RDY (green)
ON
A
CK3M/CK5M Series Programmable Multi-Axis Controller Hardware User's Manual (O036)
Indicator name
Shows that power is being supplied to the Unit.
PWR Shows the CPU Unit internal power status.
RDY Shows whether the CPU Unit is in operation-ready status.
ERR Shows the CPU Unit watchdog timer error status.
ECAT LINK Shows the link status of EtherCAT communications.
ECAT ACT Shows the data communications status of EtherCAT communications.
Ethernet LINK Shows the link status of Ethernet communications.
Ethernet ACT Shows the data communications status of Ethernet communications.
PWR Shows the Unit internal power status.
OFF
OFF
ON
OFF
Power PMAC IDE
Connectable?
YES
B
Description
Fatal errors in the CPU Unit
Power Supply Unit power supply
error
CPU Unit power supply error
Hardware watchdog timer error
Initial process error
NO
6 Troubleshooting
6-3
6