YASKAWA V1000 Series Installation & Start-Up Manual page 204

5.5 Fault Detection
Cause
Drive hardware is damaged.
LED Operator Display
Cause
Control circuit is damaged.
The drive attempted to write
parameter values when the drive
input power was shut off
(communications option card was
being used).
LED Operator Display
Cause
There is a fault connection between
the terminal board and control
board.
LED Operator Display
Cause
Terminal board or control board is
not connected properly.
LED Operator Display
LED Operator Display
Cause
Hardware is damaged.
LED Operator Display
Cause
Hardware is damaged.
LED Operator Display
204
YASKAWA TM.V1000.01 V1000 Drive Installation & Start-Up Manual (Preliminary 01-19-07)
Replace the drive.
EEPROM Data Error
CPF06
There is an error in the data saved to EEPROM.
Cycle power to the drive.
If the problem continues, replace the drive.
Reinitialize the drive (A1-03).
Terminal Board Communications Error
CPF07
A communication error occurred at the terminal board.
Turn the power off and reconnect the control circuit terminals.
EEPROM Serial Communication Fault
CPF08
EEPROM communications are not functioning properly.
Turn the power off and check the control terminal connections.
Fault Name
CPF11 RAM Fault
Replace the drive.
FLASH Memory Fault
CPF12
Problem with the ROM (FLASH memory).
Replace the drive.
Watchdog Circuit Exception
CPF13
Self-diagnostics problem.
Possible Solution
Fault Name
Possible Solution
Refer to Using Fault Trace Monitors on page
Fault Name
Possible Solution
Fault Name
Possible Solution
Fault Name
Possible Solution
Fault Name
Possible Solution
Fault Name
245.