Rockwell Automation PF700 PowerFlex 700 Drive Components Replacement - Frame 9 - Manual (Page 36)

36 Rockwell Automation Publication 20B-IN025B-EN-P - January 2011
Chapter 3 Component Replacement Procedures
6. Holding the Communications Panel, release the cable from the DPI Port 2
clamp and set the Communications Panel aside.
7. Disconnect the ribbon cable that connects the Main Control Board to the
Power Interface Board.
8. Loosen the two connector screws for the TB11 Harness Connector on the
Main Control Board.
9. Gently pull to disconnect the TB11 Harness Connector from the Main
Control Board.
Do not disconnect any Harness Connector wires from TB11.
10. If present, unscrew the two screws for the Encoder Board. Gently pull off
the Encoder Board.
11. Unscrew the six screws and two hex standoffs (if Encoder Board is present)
holding the Main Control Board.
12. If present, disconnect the J7 connectors for the Encoder Board.
13. Remove the Encoder Board and put aside to reinstall later.
14. Remove the Main Control Board; return or dispose of it properly.
Ribbon Cable
from Main Control
Panel to Power
Interface Board
Main Control
Board Screws (6)
TB11 Harness
Connector
Main Control Board
Connector
Screw
Connector
Screw