Rockwell Automation 20P PowerFlex DC Drive - Frame D Switching Power Supply Circuit Board User Manual
Page 4
4
Step 3: Remove the
Existing Switching Power
Supply Board
1. Loosen the eight hexalobular screws that secure the protective plastic cover
to the control pan and remove the cover.
Important: Mark all connections and wires before removal to avoid
incorrect wiring during reassembly.
2. Disconnect the cables from connector XA and XUV on the switching power
supply board.
3. Remove the five screws that secure the board to the control EMI shield and
remove the board.
Figure 2 Switching Power Supply Circuit Board Layout
P F C - X X
Loosen
screws
Loosen
screws
Loosen
screw
Loosen
screw
Switching power
Supply board
XA
1
2
15
16
XSW
1
4
XSW1
1
4
XV
F1
1C2
1D2
XUV
1
6
T15
Tightening torque:
1.0…1.2 N•m
(9…10.5 lb•in)
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