System information

RX2520 M1 Upgrade and Maintenance Manual 323
System board and components
14.6.2 Removing the defective system board
Ê Remove all cables from the system board.
Ê Remove the following components from the system board as shown in the
related sections:
– Heat sink: see section "Removing processor heat sinks" on page 222
I Leave the processor on the defective board for now.
– Memory modules: see section "Removing memory modules" on
page 201
I Ensure to take note of the memory modules’ mounting positions
for reassembly.
– Expansion cards: see section "Removing expansion cards" on page 162
I Ensure to take note of the controllers’ mounting positions and
cable connections for reassembly.
– UFM: see section "Removing the UFM" on page 298
– onboard SAS enabling key: see section "Removing the onboard SAS
enabling key" on page 317
– SAS RAID controller: see section "Removing the SAS RAID controller"
on page 170