MS1250D225NA YASKAWA

• Cycle power to the drive. If the LED 

status does not change, replace the 

PROFIBUS-DP Option

• Check the node address setting in the 

drive (parameter F6-10)

Description:

Power is being properly supplied to PROFIBUS-DP Option, 

and PROFIBUS-DP Option has completed its hardware selfdiagnostics

check

• The drive has no power supply

• PROFIBUS-DP Option and drive are not connected 

properly and/or there is no power supplied to the 

PROFIBUS-DP Option

• An internal, self-diagnostic error occurred in the 

PROFIBUS-DP Option

Self-diagnostics error occurred in the PROFIBUS-DP 

Option

Connection error between PROFIBUS-DP Option and drive. 

This includes node address setting errors to parameter F6-30 

on the drive side

Drive and PROFIBUS-DP Option are properly connected

Normal send/receive between PROFIBUS-DP Option and 

PROFIBUS-DP master

There is a problem establishing communication between 

PROFIBUS-DP Option and the PROFIBUS-DP master

Communication-related parameters are being set or 

initialized by the PROFIBUS-DP master.

Communication parameter error from PROFIBUS-DP 

master

LED is off once the PROFIBUS-DP master is finished 

setting communication-related parameters

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