YASKAWA CIMR-F7A Instruction Manual page 386

Display
Option Board Connection Error
ASIC Internal RAM Fault
Watchdog Timer Fault
CPU-ASIC Mutual Diagnosis Fault
ASIC Version Fault
Communications Option Board A/
D Converter Error
Communications Option Board
Self Diagnostic Error
Communications Option Board
Model Code Error
Communications Option Board
DPRAM Error
-10
7
Table 7.1 Fault Displays and Processing (Continued)
Meaning
The option board is not connected
properly.
The Inverter or option board is faulty.
The control circuit is damaged.
The control circuit is damaged.
The control circuit is damaged.
The Inverter control circuit is faulty
The option board is not connected
properly.
The option board's A/D converter is
faulty.
Communications Option Board fault.
Communications Option Board fault.
The copy function of the Digital Oper-
ator was used during communications.
The option board is not connected
properly.
Probable Causes
Turn off the power and insert the
board again.
Replace the option board or the
Inverter.
Try turning the power supply off
-
and on again.
Replace the Inverter.
Try turning the power supply off
-
and on again.
Replace the Inverter.
Try turning the power supply off
-
and on again.
Replace the Inverter.
Replace the Inverter.
Turn off the power and insert the
board again.
Replace the Communications
Option Board.
Replace the option board.
Replace the option board.
• Use the copy function off-line.
• Use the copy function with an
Turn off the power and insert the
board again.
Corrective Actions
option board removed.