6. Turn the thumbscrew on the front of the controller module anti-clockwise and open the controller module
cover.
Thumbscrew
Controller module cover.
Step 3: Replace or install a mezzanine card
To replace a mezzanine card, you must remove the impaired card and install the replacement card; to install a
mezzanine card, you must remove the faceplate and install the new card.
You can use the following video or the tabulated steps to replace a mezzanine card:
Option 1: Replace a mezzanine card:
1. Locate and replace the impaired mezzanine card on your controller module.
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