YASKAWA Z1000 User Manual page 202

5.4 Fault Detection
Digital Operator Display
Cause
Hybrid IC failure on the power board
Digital Operator Display
Cause
Hardware is damaged
Digital Operator Display
Cause
Hardware is damaged
Digital Operator Display
Cause
Terminal board is not connected correctly
Digital Operator Display
to CPF26 to CPF35
CPF40 to CPF43
to
Cause
Hardware is damaged
Digital Operator Display
Cause
The installed terminal board is not a Z1000
terminal board.
Digital Operator Display
Cause
Data has not been received from the PLC
Digital Operator Display
Cause
An external fault was received from the PLC
and F6-03 is set to a value other than 3.
Problem with the PLC program
202
CPF22 Hybrid IC Failure
• Cycle power to the drive.
• If the problem continues, replace the power board or the entire drive. Contact Yaskawa or a Yaskawa
representative for instructions on replacing the power board.
Control Board Connection Error
CPF23
Connection error between the control board and the drive
• Turn off the power and check the connection between the control board and the drive.
• If the problem continues, replace the control board or the entire drive. Contact Yaskawa or a Yaskawa
representative for instructions on replacing the control board.
Drive Unit Signal Fault
CPF24
The drive capacity cannot be detected correctly (drive capacity is checked when the drive is powered up).
If the problem continues, replace the control board or the entire drive. Contact Yaskawa or a Yaskawa
representative for instructions on replacing the control board.
CPF25 Terminal Board Not Connected
Reconnect the terminal board to the connector on the drive, then cycle the power to the drive.
Control Circuit Error
CPU error
If the problem continues, replace the control board or the entire drive. Contact Yaskawa or a Yaskawa
representative for instructions on replacing the control board.
CPF46 Terminal Board Error
Replace the unsupported terminal board with a Z1000 terminal board.
MECHATROLINK Watchdog Timer Error
E5
The watchdog timed out.
Execute DISCONNECT or ALM_CLR, then issue a CONNECT command or SYNC_SET command and
proceed to phase 3. Refer to the SI-T3 Option Technical Manual for more details on troubleshooting.
Option Card External Fault
EF0
An external fault condition is present.
• Remove the cause of the external fault.
• Remove the external fault input from the PLC.
Check the PLC program and correct problems.
Fault Name
Possible Solution
Fault Name
Possible Solution
Fault Name
Possible Solution
Fault Name
Possible Solution
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Possible Solution
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Possible Solution
Fault Name
Possible Solution
YASKAWA TOEP YAIZ1U 03B YASKAWA AC Drive – Z1000 User Manual