▶
Remove the TPM, see "Removing the TPM" on page 336
.
Installing the new bottom system board
▶
Check the settings on the new system board, see "Onboard settings" on
page 416.
▶
Install the bottom system board by holding it at a slight angle. Push the
connectors into the I/O panel.
▶
Lower the bottom system board carefully into the chassis.
CAUTION
▶
Be careful not to let the cables get under the bottom system
board.
▶
Adjust the bottom system board.
▶
Fasten the system board with the 15 screws, see Figure 233.
▶
Remove the heat sink with the CPU from the defective bottom system
board, see "Removing the heat sink" on page
271
.
▶
Remove the protective plastic cover from the CPU socket of the new bottom
system board, fit the protective plastic cover onto the socket of the defective
bottom system board and sent it back to spares.
Returned bottom system boards without this cover probably have to
be scrapped.
▶
Install the heat sink with the CPU on the new bottom system board, see
"Installing the CPU" on page 260
.
▶
Install the power distribution board, see "Replacing the power distribution
board" on page 129.
System board and components
RX4770 M6 Upgrade and Maintenance Manual 383
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