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Rockwell Automation 23P PowerFlex DC Stand-Alone Regulator (SAR) Field SCR Module and Dual Diode Module User Manual

Page 5

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Rockwell Automation Publication 23P-IN004A-EN-P - June 2011

5

Step 4: Remove the
Power Interface
Circuit Board and
Switching Power
Supply Circuit
Board

1. Label and disconnect the plugs at connectors X3 and X4.

2. Label and disconnect the plugs at connectors XCD and XCD_IO.
3. Label and disconnect the ribbon cable at XPT1.
4. Label and disconnect the plugs at TH-CT and XF.
5. Label and disconnect the plugs at connectors at XP1 and XP2.
6. Label and disconnect the plug from connector XUVW.
7. Unplug the control power and relay terminal block.
8. Label and disconnect any external burden resistor circuit wires from the XCT

terminal.

9. Remove the mounting screws (2), and save for reassembly.

IMPORTANT

The power interface circuit board and the switching power supply circuit
board are removed together, as an assembly.

X3

X4

XCD

XCD_IO

XPT1

TH-CT

XF

XP1 and XP2
(respectively)

XUVW

Control Power and Relay
Terminal Block

XCT Terminal

Mounting Screws (2)
Tightening torque:
1.0 N•m (8.9 lb•in)

XR