Fujitsu PRIMERGY RX4770 M5 - Removing the Riser Module 3;4 and 6;7

4.8.2 Removing the riser module 3/4 and 6/7
Figure 13: Removing a riser module (example: riser module 3/4)
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If necessary
, disconnect cables from the other components.
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Carefully pull out the corresponding riser module upward by holding it at the
three green touch points.
Basic hardware procedures
RX4770 M5 Upgrade and Maintenance Manual 61