6.5 Faults
474 YASKAWA SIEPYAIH6B01A HV600 AC Drive Bypass Technical Reference
Code Name Causes Possible Solutions
CPF06 EEPROM Memory Data Error
The drive power supply was de-energized while a
communication option card entered a parameter Write
command.
Set A1-03 = 2220 [Initialize Parameters = 2-Wire Initialization]
and initialize the drive.
An EEPROM peripheral circuit error occurred. • Re-energize the drive.
• If the fault stays, replace the control board or the drive. For
information about replacing the control board, contact Yaskawa
or your nearest sales representative.
Note:
• The drive detects this error if there is an error in the data written to the EEPROM of the drive.
• Do a Fault Reset to clear the fault.
• Fault trace is not available for this fault.
Code Name Causes Possible Solutions
CPF07 Terminal Board Connection Error
A drive hardware problem occurred. • Re-energize the drive.
• If the fault stays, replace the control board or the drive. For
information about replacing the control board, contact Yaskawa
or your nearest sales representative.
Note:
• Do a Fault Reset to clear the fault.
• Fault trace is not available for these faults.
Code Name Causes Possible Solutions
CPF08 Terminal Board Connection Error
A drive hardware problem occurred. • Re-energize the drive.
• If the fault stays, replace the control board or the drive. For
information about replacing the control board, contact Yaskawa
or your nearest sales representative.
Note:
• Do a Fault Reset to clear the fault.
• Fault trace is not available for these faults.
Code Name Causes Possible Solutions
CPF11 RAM Fault
A drive hardware problem occurred. • Re-energize the drive.
• If the fault stays, replace the control board or the drive. For
information about replacing the control board, contact Yaskawa
or your nearest sales representative.
Note:
• Do a Fault Reset to clear the fault.
• Fault trace is not available for these faults.
Code Name Causes Possible Solutions
CPF12 FLASH Memory Fault
A drive hardware problem occurred. • Re-energize the drive.
• If the fault stays, replace the control board or the drive. For
information about replacing the control board, contact Yaskawa
or your nearest sales representative.
Note:
• Do a Fault Reset to clear the fault.
• Fault trace is not available for these faults.
Code Name Causes Possible Solutions
CPF13 Watchdog Circuit Exception
A drive hardware problem occurred. • Re-energize the drive.
• If the fault stays, replace the control board or the drive. For
information about replacing the control board, contact Yaskawa
or your nearest sales representative.
Note:
• Do a Fault Reset to clear the fault.
• Fault trace is not available for these faults.
Code Name Causes Possible Solutions
CPF14 Control Circuit Fault
A drive hardware problem occurred. • Re-energize the drive.
• If the fault stays, replace the control board or the drive. For
information about replacing the control board, contact Yaskawa
or your nearest sales representative.
Note:
• Do a Fault Reset to clear the fault.
• Fault trace is not available for these faults.
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