RX2540 M4 Upgrade and Maintenance Manual 261
Expansion cards and backup units
Figure 171: Installing two Retimer controllers
Ê Install one Retimer controller in slot 8 (1).
Ê Connect the color-coded Oculink cables to the HDD backplane 2, see
section "Connecting a 4x 2.5-inch PCIe SSD backplane" on page 207.
Ê Install the other Retimer controller in slot 9 (2).
Ê Connect the color-coded Oculink cables to the corresponding HDD
backplane, see section "Connecting cables to the rear backplane" on
page 214.
Ê Connect the VPP cable to the connector "VPP CPU2" on the system board
(see close-up 3).
Example configuration with three Retimer controllers
Ê Install the first Retimer controller in slot 3 (1), see section "Example one
Retimer controller in slot 3" on page 257.
Ê Install two Retimer controllers, see section "Example configuration with two
Retimer controllers in slot 8 and 9" on page 260.