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

4.8.3 Installing the riser module 3/4 and 6/7
Figure 14: Installing a riser module (example: riser module 3/4) (A)
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Install the riser module into the system board slot and press down the green
touch points (see circles).
Basic hardware procedures
62 Upgrade and Maintenance Manual RX4770 M5