YASKAWA Varispeed CIMR-G7A User Manual

7-8
CPF06
Option
error
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.
CPF07
RAM-Err
ASIC Internal RAM Fault
-
Try turning the power supply off
and on again.
The control circuit is damaged. Replace the Inverter.
CPF08
WAT-E rr
Watchdog Timer Fault
-
Try turning the power supply off
and on again.
The control circuit is damaged. Replace the Inverter.
CPF09
CPU-Err
CPU-ASIC Mutual Diagnosis Fault
-
Try turning the power supply off
and on again.
The control circuit is damaged. Replace the Inverter.
CPF10
ASIC-Err
ASIC Version Fault The Inverter control circuit is faulty Replace the Inverter.
CPF20
Option
A/D error
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.
CPF21
Option
CPU down
Communications Option Board
Self Diagnostic Error
Communications Option Board fault. Replace the option board.
CPF22
Option
Type Err
Communications Option Board
Model Code Error
CPF23
Option
DPRAM
Err
Communications Option Board
DPRAM Error
VCF
Vcn Fail-
ure
Main Circuit Capacitor Neutral
Point Potential Error
An excessive imbalance occurred in
the main circuit capacitor’s neutral
point potential.
A loss in capacity due to aging of the
main circuit capacitor.
Replace the main circuit capacitor.
(Consult your YASKAWA repre-
sentative.)
There is a faulty connection for the
balance resistor.
Replace the Inverter.
An open phase was detected for an
output.
Refer to LF (output open phase) in
this table.
Carrier frequency set value (C6-03,
C6-04) is unsuitable.
Check the set values for C6-03
and C6-04. The maximum output
frequency that can be set for 400
V Class Inverters is restricted by
the carrier frequency setting.
Refer to page 6-43.
Table 7.1 Fault Displays and Processing (Continued)
Display Meaning Probable Causes Corrective Actions

YASKAWA Varispeed CIMR-G7A Specifications

General

Brand	YASKAWA
Model	Varispeed CIMR-G7A
Category	Inverter
Language	English