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T-comm board, Remove components – Rockwell Automation 20B PowerFlex 700 Drives - Frame 10 Components Replacement User Manual

Page 42

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42

Rockwell Automation Publication 20B-IN026B-EN-P - July 2013

Chapter 3

Inverter Assembly Component Replacement Procedures

T-Comm Board

See

Chapter 1 - Component Diagrams and Torque Specifications

to locate

components in these instructions.

Remove Components

1. Read and follow the

Safety Precautions on page 11

and

Important Initial

Steps on page 12

.

2. Remove safety shields and enclosure covers as needed.
3. Remove the HIM Cradle/Board:

a. Remove the HIM Module from its slot (if used).
b. Disconnect the ribbon cable from the HIM Cradle/Board (connects to

J3 on the Main Control Board).

c. Disconnect the wiring connector from the HIM Cradle/Board

(connects to 8-pin serial port in the lower-right corner of Main Control
Board panel).

d. Remove and save the grounding-wire screw (connects to PE on TB11).
e. Remove and save the two mounting screws for the HIM Cradle/Board.
f. Remove the HIM Cradle/Board.

HIM Module slot

Mounting Screw

Optional 20-Comm-C Board Detail

Ribbon Cable Connector

Grounding-Wire Screw

Ribbon Cable Connector to
T-Comm Board

Mounting Screws (4)

Mounting Screw

HIM Module

Connector

Wiring Connector