Omron SYSDRIVE RV Series User Manual page 429

Display Meaning
CPU-ASIC Mutual Diagnosis Fault
CPU-Err
ASIC Version Fault
ASIC-Err
Communications Option Board A/
Option
D Converter Error
A/D error
Communications Option Board
Option
Self Diagnostic Error
CPU down
Communications Option Board
Option
Model Code Error
Type Err
Communications Option Board
Option
DPRAM Error
DPRAM
Err
Table 7.1 Fault Displays and Processing (Continued)
Probable Causes
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.
Protective and Diagnostic Functions
Corrective Actions
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
option board removed.
Turn off the power and insert the
board again.
9
7-