YASKAWA CIMR-F7A User Manual

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

YASKAWA CIMR-F7A Specifications

General

Brand	YASKAWA
Model	CIMR-F7A
Category	Inverter
Language	English