RX2540 M4 Upgrade and Maintenance Manual 283
Expansion cards and backup units
Ê Remove the riser module 1, see section "Removing the riser module 1 (HL)"
on page 74.
9.9.2.2 Removing an expansion card from a riser module
Figure 190: Removing an expansion card from a riser module
Ê Remove the screw (see circle).
Ê Carefully remove the expansion card from its slot.
9.9.2.3 Installing the slot cover in the riser card holder
Ê Install the slot cover in the riser card holder, see section "Installing the slot
cover" on page 268.
V CAUTION!
Always replace slot covers into unused PCI slot openings to comply
with applicable EMC regulations and satisfy cooling requirements.
9.9.2.4 Concluding steps
Ê Install the riser module 1, see section "Installing the riser module 1 (HL)" on
page 75.