YASKAWA P1000 Quick Start Manual page 136

5.2 Fault Detection
Cause
There is an error in EEPROM control circuit
The power supply was switched off while
parameters were being saved to the drive
Digital Operator Display
or CPF20 or CPF21
to CPF26 to CPF35
CPF40 to CPF43
to
Cause
Hardware is damaged
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
Digital Operator Display
136
Control Board Connection Error
CPF03
Connection error between the control board and the drive
EEPROM Memory Data Error
CPF06
Error in the data saved to EEPROM
• 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.
Reinitialize the drive (A1-03 = 2220, 3330).
CPF07
Terminal Board Connection Error
CPF08
Control Circuit Error
CPF22 Hybrid IC Failure
Control Board Connection Error
CPF23
Connection error between the control board and the drive
Drive Unit Signal Fault
CPF24
The drive capacity cannot be detected correctly (drive capacity is checked when the drive is powered up).
CPF25 Terminal Board Not Connected
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.
MECHATROLINK Watchdog Timer Error
E5
The watchdog timed out.
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.
External Fault (input terminal S1)
EF1
External fault at multi-function input terminal S1.
External Fault (input terminal S2)
EF2
External fault at multi-function input terminal S2.
External Fault (input terminal S3)
EF3
External fault at multi-function input terminal S3.
External Fault (input terminal S4)
EF4
External fault at multi-function input terminal S4.
External Fault (input terminal S5)
EF5
External fault at multi-function input terminal S5.
External Fault (input terminal S6)
EF6
External fault at multi-function input terminal S6.
Possible Solution
Fault Name
Possible Solution
Possible Solution
Fault Name
YASKAWA ELECTRIC TOEP YAIP1U 01B YASKAWA AC Drive - P1000 Quick Start Guide