176 Upgrade and Maintenance Manual RX2530 M4
Hard disk drive (HDD) / solid state drive (SSD)
PCIe configuration onboard connected only
PCIe configuration with 1x Retimer controller in riser module 2 (slot 3)
I Example of connecting OOB cable, see figure 99 (shows P2) and figure
100 (shows P3).
Label color on the
color-coded
Oculink cable
Connector on the
system board
Connector on the
10x 2.5-inch HDD backplane
red PCIe 0 X1A
yellow PCIe 1 X2A
Connected to
system board
Connected to
10x 2.5-inch HDD backplane
OOB cable plug P1 P2
Label color on the
color-coded
Oculink cable
Connector on the
Retimer controller
Connector on the
10x 2.5-inch HDD backplane
red Port 0 X1A
yellow Port 1 X2A
green Port 2 X3A
black Port 3 X4A
Connected to
system board
Connected to
10x 2.5-inch HDD backplane
OOB cable plug P1 P2 or P3 *
)
*
)
Depending on firmware of iRMC S5 and revision of Combo backplane (see
figure 88 and figure 89):
P2: iRMC S5 firmware FW ≥ 1.25P, backplane revision ≥ D, Chassis-ID
custom Infofield0 = R8
P3: backplane revision ≥ C, Chassis-ID custom Infofield0 = RB