Rockwell Automation 20P PowerFlex DC Drive - Frame A Pulse Transformer Circuit Board User Manual
Page 9
PowerFlex® DC Drive - Frame A Pulse Transformer Circuit Board
9
Important: Mark all connections and wires before removal to avoid
incorrect wiring during reassembly.
2. Remove the plug-in control power terminal block from the Pulse
Transformer circuit board.
3. Remove the cables from connectors X3, X4 and XP on the Pulse
Transformer board.
Note: Connector X4 contains a jumper for drives without a fan - leave in
place.
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
plug-in
terminal block
Remove cables from X3, X4 and XP
XSW1
XSW
X3
XP
TR2
TR1
XR
X4
XY
XCD_IO
Remove connector
from XCD_IO
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