IBM 9080-M9S

Figure 377. Removing the top cover from the adapter cassette for the 9080-M9S system
7. Remove the tailstock ller from the cassette.
a) Pull the tailstock ller away from the cassette in the direction that is shown.
b) Save the tailstock ller for a future use.
You must have a tailstock ller in an empty cassette in a system to ensure proper airflow.
PCIe adapters
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