Yaskawa D1000 Series Power Regenerative Converter - Manual (Page 111)

5.3 Fault Detection
YASKAWA ELECTRIC TOEP C710656 07C YASKAWA Power Regenerative Converter - D1000 Instruction Manual 111
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Digital Operator
Display
Fault Name Details
CPF06
EEPROM Memory
Data Error
Error in the data saved to EEPROM
Cause Possible Solution
There is an error in EEPROM control circuit.
Turn off the power and check the connection between the control board and the converter.
If the problem continues, replace the control board or the entire converter. Contact Yaskawa or a
Yaskawa representative for instructions on replacing the control board.
The power supply was switched off while
parameters were being saved to the converter.
Reinitialize the converter (A1-03 = 2220, 3330).
Digital Operator
Display
Fault Name Details
CPF07
Terminal Board
Connection Error
There is a faulty connection in the removable terminal block.
CPF08
Cause Possible Solution
There is a faulty connection between the
terminal board and the control board.
• Turn off the power and reconnect the terminal board.
• If the problem continues, replace the control board or the entire converter. Contact Yaskawa or
a Yaskawa representative for instructions on replacing the control board.
Digital Operator
Display
Fault Name Details
CPF23
Control Board
Connection Error
Connection error between the control board and the converter
Cause Possible Solution
Hardware is damaged.
Turn off the power and check the connection between the control board and the converter.
If the problem continues, replace the control board or the entire converter. Contact Yaskawa or a
Yaskawa representative for instructions on replacing the control board.
Digital Operator
Display
Fault Name Details
CPF24
Unit Capacity Detect
Fault
The converter capacity cannot be detected correctly (converter capacity is checked when the
converter is powered up).
Cause Possible Solution
Hardware is damaged.
If the problem continues, replace the control board or the entire converter. Contact Yaskawa or a
Yaskawa representative for instructions on replacing the control board.
Digital Operator
Display
Fault Name Details
E5
MECHATROLINK
Watchdog Timer Error
The watchdog timed out.
Cause Possible Solution
Data has not been received from the PLC.
Execute DISCONNECT or ALM_CLR, then issue a CONNECT command or SYNC_SET
command and proceed to phase 3. Refer to the MECHATROLINK Option Technical Manual for
more details on troubleshooting.
Digital Operator
Display
Fault Name Details
EF0
Option Card External
Fault
An external fault condition is present.
Cause Possible Solution
An external fault was received from the PLC
and F6-03 is set to a value other than 3. • Remove the cause of the external fault.
• Remove the external fault input from the PLC.
Problem with the PLC program Check the PLC program and correct problems.
Digital Operator
Display
Fault Name Details
EF1
External Fault
(input terminal S1)
External fault at multi-function input terminal S1.
EF2
External Fault
(input terminal S2)
External fault at multi-function input terminal S2.
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