TX300 S7 / RX350 S7 Upgrade and Maintenance Manual 491
Expansion cards and backup units
9.5.1.4 Connecting GPGPU / coprocessor card power cables to the
power backplane
Ê If applicable, connect the GPGPU card power cables to the power
backplane as described in section "Connecting GPGPU card power cables
to the power backplane" on page 458.
9.5.1.5 Removing PCI slot brackets
Figure 313: Removing the PCI slot bracket (A)
I Ensure that the GPGPU / coprocessor card power cables have been
connected to the power backplane as described in section "Connecting
GPGPU card power cables to the power backplane" on page 458.
Ê Press out on the locking latch to disengage the PCI slot bracket locking bar
(1, see close-up).
Ê Fold up (2) and remove (3) the PCI slot bracket locking bar.
I The PCI slot mounting bar is no longer required if installing one or two
GPGPU / coprozessor cards. Set aside and save the mounting bar for
future use.