Yaskawa Profibus-DP Option Card CM061 Manual de usuario Pagina 65

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Troubleshooting D-13
# Module Status Indicators
The following LEDs indicates the status of the PROFIBUS-DP Option.
Table D.7 – Diagnostic LEDs
LED Color Indication/Function
PWR Green Lit when the +5V power to the electronics is OK.
Turned off if the +5V is below +4.5V (min)
Indicates the module status
OFF Communication Option CPU not running.
Solid Green: Initialization.
Flashing green: Normal operation.
Solid Red: Internal Communication Option error.
Flashing red: error detected.
WD Red/Green
Other indication Unspecified, Communication Option error
# LED Diagnostics
The following table presents the faults displayed by the LEDs on the PROFIBUS-DP Option, their causes, and corrections.
Table D.8 – LED Diagnostics
LED Display
PWR COM ERR WD
Content Cause Corrective Action
Power is not being supplied
from the drive.
Check the main circuit wiring on the drive.
Cycle drive power.
OFF OFF OFF OFF
Power
OFF
Power is not being supplied to
the option unit due to poor
option unit connection.
Turn of the drive power.
Check the option unit connection to the
drive.
Cycle drive power.
Solid
Green
OFF
Solid
Red
Solid
Red
CPU
Error
Option unit CPU error.
Cycle drive power.
Replace option unit if fault persists.
Solid
Green
OFF
Solid
Red
Flashing
Red
Drive
Error
Error in Drive unit.
Cycle drive power.
Replace drive if fault persists.
Solid
Green
OFF
Flashing
Red
Solid
Green
Com
Error
A fault has occurred rendering
communication impossible.
Check whether the address set in the
PROFIBUS-DP Master differs from the
address of the option unit.
Check that the master is functioning
properly.
Check that the termination resistor is
correctly connected to the communication
line.
Check whether the communication line is
correctly connected (disconnected or poor
connection).
Check that the communication line is
separated from the main power line.
Solid
Green
Solid
Green
Flashing
Red
Solid
Green
Com
Error
A fault has occurred rendering
communication impossible.
Check whether the address is duplicated
with any other devices within the
PROFIBUS-DP network.
Solid
Green
Solid
Green
OFF
Solid
Green
CPU
Init
Option unit under initialization
Wait until the WD LED is flashing
Solid
Green
Solid
Green
OFF
Flashing
Green
Normal
Normal communication
possible.
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