YASKAWA VS mini J7 Series Instruction Manual page 100

Alarm Display
Digital RUN (Green)
Operator ALARM (Red)
Flashing
Flashing
or
Flashing
Flashing
Flashing
Inverter Description
Status
Detected as BB (External base-
an alarm only.
block)
Fault contact
BASEBLOCK command
output is not
at multi-function terminal
activated.
is ON and the Inverter
output is OFF (motor
coasting). Condition is
cleared when input com-
mand is removed.
EF (Simultaneous
FWD/REV RUN
commands)
When FWD and REV
RUN commands are si-
multaneously input for
over 500 ms, the Inverter
stops according to con-
stant n04.
STP (Operator func-
tion stop)
was pressed dur-
ing running via a control
circuit terminal FWD/REV
command, or by a RUN
command from communi-
cations. The Inverter
stops according to con-
stant n04.
STP (Emergency
stop)
Inverter received emer-
gency stop alarm signal.
Inverter stops according
to constant n04.
FAN (Cooling fan
fault)
Cooling fan is locked.
CE (MEMOBUS
communications
fault)
8. Fault Diagnosis
Causes and
Corrective Actions
Check the external circuit
(sequence).
Check the external circuit
(sequence).
Open FWD/REV com-
mand of control circuit ter-
minals.
Check the external circuit
(sequence).
Check the following:
• Cooling fan
• Cooling fan connec-
tion
Check the communication
devices or signals.
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