Rockwell Automation Publication 750-TG101A-EN-P - June 2022 77
Chapter 4 Frames 1…5 Renewal Kits Installation
Install the Backplane Circuit Board, Frame 1
Install the backplane circuit board in the reverse order of removal.
• Do not remove the protective covers from the connectors on the new
backplane circuit boards unless a connection must be made during
installation.
Backplane Circuit Board
Replacement, Frames 2…5
Replacement kit catalog number: SK-RT-BKPLN, SK-RT-BKPLN-XT
This kit contains one circuit board. The frame 2…5 control pod contains two
backplane circuit boards. It is recommended that you replace both backplane
circuit boards simultaneously.
Remove the Backplane Circuit Board, Frames 2…5
Follow these steps to remove the backplane circuit board.
1. Review the Product Advisories
on page 11.
2. Turn off and lock-out incoming power. See Remove Power from the
System on page 12.
3. Remove the main control circuit board. See Remove the Main Control
Circuit Board, Frames 2…5 on page 69.
IMPORTANT Do not remove protective covers unless used at the time of installation. For
the product to meet the corrosive atmosphere rating, protective covers
must remain installed in unused connectors during storage and operation.
See Protective Covers on Kits with XT
on page 16 for details.
Retain the main control circuit board for reuse.