BB
Circuit
Err
Baseblock circuit error
-
Try
turning
the
power
supply
off
and
on
again.
The
control
circuit
is
damaged. Replace
the
Inverter.
EEROM
Error
EEPROM error
-
Try
turning
the
power
supply
off
and
on
again.
The
control
circuit
is
damaged. Replace
the
Inverter.
Internal
A/D
Err
CPU internal A/D converter error
-
Try
turning
the
power
supply
off
and
on
again.
The
control
circuit
is
damaged. Replace
the
Inverter.
External
A/D
Err
CPU internal A/D converter error
-
Try
turning
the
power
supply
off
and
on
again.
The
control
circuit
is
damaged. Replace
the
Inverter.
Option
error
Option Card connection error
The
Option
Card
is
not
connected
properly.
Turn
off
the
power
and
insert
the
Card
again.
The
Inverter
or
Option
Card
is
faulty.
Replace
the
Option
Card
or
the
Inverter.
RAM-Err
ASIC internal RAM fault
-
Try
turning
the
power
supply
off
and
on
again.
The
control
circuit
is
damaged. Replace
the
Inverter.
WAT- Er r
Watchdog timer fault
-
Try
turning
the
power
supply
off
and
on
again.
The
control
circuit
is
damaged. Replace
the
Inverter.
CPU-Err
CPU-ASIC mutual diagnosis fault
-
Try
turning
the
power
supply
off
and
on
again.
The
control
circuit
is
damaged. Replace
the
Inverter.
ASIC-Err
ASIC version fault The
Inverter
control
circuit
is
faulty Replace
the
Inverter.
Option
A/D
error
Communications Option Card A/D
converter error
The
Option
Card
is
not
connected
properly.
Turn
off
the
power
and
insert
the
Card
again.
The
Option
Card's
A/D
converter
is
faulty.
Replace
the
Communications
Option
Card.
Option
CPU
down
Communications Option Card self
diagnostic error
Communications
Option
Card
fault. Replace
the
Option
Card.
Option
Type
Err
Communications Option Card
model code error
Option
DPRAM
Err
Communications Option Card
DPRAM error
Table 7.1 Fault Displays and Processing (Continued)
Display Meaning Probable Causes Corrective Actions
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