Rockwell Automation 20P PowerFlex DC Drive - Frame A SCR Modules for Drives with Bus Bars - Manual (Page 8)

8 PowerFlex® DC Drive - Frame A SCR Modules for Drives with Bus Bars
3. Remove the cables from connectors X3, X4 and XP on the Pulse
Transformer board.
4. For Pulse Transformer boards with an armature voltage feedback
terminal block, FIR1-XX, rev “Q” and higher, remove the connector
from XCD_IO on the upper left corner of the board.
Remove cables from X3 and XP
XSW1
XSW
X3
XP
TR2 TR1
XR
X4
XY XCD_IO
Remove connector
from XCD_IO