YASKAWA GPD315/V7-4X Technical Manual page 121

Table 6-2. Fault Displays and Corrective Actions - Continued
Fault Display
Digital RUN (Green)
Operator ALARM (Red)
or
__
(OFF)
Note 1: This fault display only available on drive model numbers CIMR-V7AM25P51, 27P51, 45P51, and 47P51
(MVA025, MVA033, MV015, and MVB018). All other drive ratings display "0L" when a ground fault
condition occurs.
Drive
Explanation
Status
CPF-05
A/D converter fault is
detected.
CPF-06
Option card connecting fault
Protective
Operation. CPF-07
Output is Operator control circuit
shut OFF (EEPROM or A/D
and motor converter) fault
coasts to
a stop.
OPR (Operator
connecting fault)
CE (MODBUS
communications fault)
STP (Emergency stop)
The drive stops
according to parameter
n005 after receiving the
emergency stop fault
signal.
Stops
according to
• Insufficient power
parameter
supply voltage
• Control power supply
fault
• Hardware fault
For display/clear of fault history, refer to page 6-8.
6-7
Causes and
Corrective Actions
Cycle power.
If the fault remains,
replace the drive.
Remove power to the
drive.
Check the connection
of the digital operator.
Cycle power after checking
the digital operator is
securely mounted.
If the fault remains,
replace the digital operator
or drive.
Cycle power.
If the fault remains,
replace the drive.
Check the communication
devices or communication
signals.
Check the external circuit
(sequence).
Check the following:
• Power supply voltage
• Main circuit power
supply wiring is
connected.
• Terminal screws are
securely tightened.
• Control sequence.
Replace the drive.