YASKAWA GA500 Maintenance & Troubleshooting page 42

2.4 Fault
Code Name
CPF21 Control Circuit Error
Note:
• Do a Fault Reset to clear the fault.
• Fault trace is not available for these faults.
Code Name
CPF22 Control Circuit Error
Note:
• Do a Fault Reset to clear the fault.
• Fault trace is not available for these faults.
Code Name
CPF23 Control Circuit Error
Note:
• Do a Fault Reset to clear the fault.
• Fault trace is not available for these faults.
Code Name
Control Circuit Error (Drive Unit
CPF24
Signal Fault)
Note:
• Do a Fault Reset to clear the fault.
• Fault trace is not available for these faults.
Code Name
CPF25 Terminal Board not Connected
Note:
Do a Fault Reset to clear the fault.
Code Name
CPF38 Control Circuit Error
Note:
• Do a Fault Reset to clear the fault.
• Fault trace is not available for these faults.
Code Name
dCE1 Communication Error1
Note:
• Do a Fault Reset to clear the fault.
• Fault trace is not available for these faults.
Code Name
dCE2 Communication Error2
Note:
• Do a Fault Reset to clear the fault.
• Fault trace is not available for these faults.
Code Name
dEv Speed Deviation
42
Causes
A drive hardware problem occurred.
Causes
A drive hardware problem occurred.
Causes
A drive hardware problem occurred.
Causes
A drive hardware problem occurred.
Causes
The terminal board is not correctly connected to the
drive.
Causes
A drive hardware problem occurred.
Causes
A drive hardware problem occurred temporarily due
to noise.
Causes
A drive hardware problem occurred temporarily due
to noise.
Causes
The load is too heavy.
Acceleration and deceleration times are set too short.
The dEv detection level settings are incorrect.
YASKAWA TOEPYAIGA5001A GA500 DRIVE MAINTENANCE & TROUBLESHOOTING
Possible Solutions
• 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.
Possible Solutions
• 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.
Possible Solutions
• 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.
Possible Solutions
• 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.
Possible Solutions
1. De-energize the drive.
2. Correctly connect the terminal board to the drive.
3. Re-energize the drive.
Possible Solutions
• 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.
Possible Solutions
• Remove the cause of the noise.
• If the fault stays, replace the control board or the drive.
Possible Solutions
• Remove the cause of the noise.
• If the fault stays, replace the control board or the drive.
Possible Solutions
Decrease the load.
Increase the values set in C1-01 to C1-08 [Acceleration/
Deceleration Time].
Adjust F1-10 [Speed Deviation Detection Level] and F1-11 [Speed
Deviation Detect DelayTime].