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YASKAWA ELECTRIC
TOBP C730600 35B YASKAWA AC Drive Option LED Operator Installation Manual
8 LED Operator Option Fault Diagnostics
8
LED Operator Option Fault Diagnostics
◆
Error Code and Connection Messages
Fault/Error code text will appear on the LED Operator (JVOP-182) display to indicate a
specific fault. The fault codes in
are displayed on the LED operator built in the drive
and/or the LED Operator (JVOP-182) displays. For information on the fault codes not listed
, refer to the drive technical manual.
When an LED Operator (JVOP-182) fault occurs, ensure that the communication cable is
properly connected to the LED Operator (JVOP-182) and it is not loose.
Contact your nearest Yaskawa representative or sales department if the cable appears to be
connect properly but still no message appears to indicate the error.
Table 9 Fault/Error Code Displays
LED Operator
(JVOP-182)
LED Operator
(Drive built-in)
Description
LED Operator (JVOP-182) Communication Error 1
Occurs when the drive cannot communicate with the
LED Operator (JVOP-182) within 5 seconds after the
power is switched on.
Cause
Possible Solution
Communication cable between the LED
Operator (JVOP-182) and the drive is not
properly connected.
Remove the LED Operator (JVOP-182) and then
reconnect it again.
Problem with the LED Operator (JVOP-182). Replace the LED Operator (JVOP-182).
Problem with the control circuit in the drive.
• Cycle power to the drive.
• Replace the drive.
LED Operator
(JVOP-182)
LED Operator
(Drive built-in)
Description
LED Operator (JVOP-182) Communication Error 2
Occurs if the drive does not respond to the LED
Operator (JVOP-182) for over 2 seconds.
Cause
Possible Solution
Connector on the LED Operator (JVOP-
182) cable is loose or damaged.
Remove the LED Operator (JVOP-182) and then
reconnect it again.
Problem with the LED Operator (JVOP-
182).
Replace the LED Operator (JVOP-182).
Problem with the control circuit in the drive.
• Cycle power to the drive.
• Replace the drive.
