Installation Note N5227-90118 21
Installation Procedure for the Upgrade
Step 8. Remove the A24 IF Multiplexer (IF MUX) Board
For instructions, click the Chapter 7 bookmark “Removing and Replacing the
A24 IF Multiplexer Board” in the PDF Service Guide
Save all mounting hardware (except the stabilizer bracket) for reuse.
IMPORTANT!
This step includes disconnecting and laying aside several gray
cables. Ensure that they are labeled.