YASKAWA PROFIBUS-DP SI-P3 Technical Manual page 12

4 Option Components
LED
RUN ERR COMM BF
   
   
   
  
   
  
   

: On / : Flashing /
12
Table 5 LED Operation After Power-up Diagnostic
Communication
Status
Drive has no power.
No power
Option is not properly connected to the
drive or is not receiving enough power.
• Checking
• Option is reading the node address or
connection with
parameter configuration.
the drive
• Waiting for initial input data from
• Waiting for data
master device.
from the master
Option
self-diagnostics The option is damaged.
error
• Problem initializing the drive and the
Problem connecting
option.
to the drive
• Incorrect node address.
Waiting for data Waiting for data from the master device.
from the master (Set_Parm_Message or
device Chk_Cfg_Message)
Incorrect data or
The communication settings in the
option time out
master are set incorrectly.
waiting for data
Sending or
receiving data
: Off
YASKAWA ELECTRIC SIEP C730600 82D YASKAWA AC Drive Option SI-P3 Technical Manual
Possible Cause
–
Solution
Check all wiring to the drive, then turn on the power.
Shut off the drive and make sure the option is
connected properly. Turn the power back on.
–
Cycle power to the drive. If the LED status does not
change, replace the option.
• Cycle power to the drive. If the LED status does
not change, replace the option.
• Check the node address setting in the drive (F6-30)
• Check master network settings.
• Make sure the master device is operating normally.
• Check terminal resistance settings on the data line.
• Check for problems with the data line and
connector.
• Check if the data line is connected properly to
communication connector CN5.
Check the communication settings in the master.
–