YASKAWA Z1000 User Manual page 209

HOA Keypad Display
CPF22
Cause
Hybrid IC failure on the power board
HOA Keypad Display
CPF23
Cause
Hardware is damaged
HOA Keypad Display
CPF24
Cause
Hardware is damaged
HOA Keypad Display
CPF46
Cause
The installed terminal board is not a Z1000
terminal board.
HOA Keypad Display
EF0
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
HOA Keypad Display
EF1
EF2
EF3
EF4
EF5
EF6
EF7
Cause
An external device tripped an alarm function
YASKAWA ELECTRIC TOEP C710616 45F YASKAWA AC Drive – Z1000 User Manual
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
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
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.
Terminal Board Error
A terminal board that is not supported has been installed in the drive.
Remove the unsupported terminal board and replace with a Z1000 terminal board.
Option Card External Fault
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.
External Fault (input terminal S1)
External fault at multi-function input terminal S1.
External Fault (input terminal S2)
External fault at multi-function input terminal S2.
External Fault (input terminal S3)
External fault at multi-function input terminal S3.
External Fault (input terminal S4)
External fault at multi-function input terminal S4.
External Fault (input terminal S5)
External fault at multi-function input terminal S5.
External Fault (input terminal S6)
External fault at multi-function input terminal S6.
External Fault (input terminal S7)
External fault at multi-function input terminal S7.
Remove the cause of the external fault and reset the fault.
5.4 Fault Detection
Fault Name
Possible Solution
Fault Name
Possible Solution
Fault Name
Possible Solution
Fault Name
Possible Solution
Fault Name
Possible Solution
Fault Name
Possible Solution
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