TX300 S7 / RX350 S7 Upgrade and Maintenance Manual 859
System board and components
– Expansion cards: refer to the section "Removing expansion cards" on
page 424
I Ensure to take note of the controllers’ mounting positions and
cable connections for reassembly.
– UFM board: refer to section "Removing the UFM board" on page 823
I Remove the UFM spacer from the defective system board and
fasten it to the UFM board with the UFM screw.
– Onboard SAS enabling key: refer to section "Replacing the onboard SAS
enabling key" on page 853
Figure 592: Detaching the system board (A)
Ê Remove the spacer as shown and set aside.