Rockwell Automation 20P PowerFlex DC Drive - Frame C Switching Power Supply Circuit Board - Manual (Page 6)

6 PowerFlex® DC Drive - Frame C Switching Power Supply Circuit Board
3. Disconnect the cable from connector XSW on the Switching Power
Supply board (see Figure 1 on page 5 for location) and lower the
Control EMI shield until it rests on the drive chassis.
Important: If the drive is not in a vertical position, the Control EMI
shield will not stay open without a means of restraint.
4. Disconnect the cables from connector XA and XUV on the Switching
Power Supply board (see Figure 1 on page 5 for location).
5. If present, disconnect the jumper from terminals SA-SB (see Figure
1 on page 5 for location).
Important: Be sure to replace the jumper between terminals SA-SB if
using 115V AC control input power when installing a new
Switching Power Supply board.
Remove cable
Disconnect cables and wiring