Yaskawa V7 PROFIBUS-DP - Manual (Page 64)

Troubleshooting C-12
V7 PROFIBUS-DP Option Diagnostics
‹ The PROFIBUS-DP Option Is Operating Correctly
Verify that the PROFIBUS-DP interface unit on the V7 drive is operating correctly, by reporting the state of the LEDs on the Interface Unit.
The drawing below shows the indication LEDs as they appear on the PROFIBUS-DP interface unit.
Figure C.5 – V7 PROFIBUS-DP LED Locations
‹ LED Indicators
The following LEDs indicates the PROFIBUS-DP status.
Table C.6 – Communication LEDs
LED Color Indication/Function
COMM Green Lit during data exchange with the PROFIBUS-DP Master .
ERR Red Lit when no data exchange is taken place.
Indicator LEDs
PWR
COMM
ERR
WD