TX150 S8 / TX200 S7
Upgrade and Maintenance Manual 377
System board and components
14.6.1 Preliminary steps
I The TX200 S7 has the system board D3099 installed, the TX150 S8 has
the system board D3079 installed. For differences between the two
system boards refer to section "Onboard connectors" on page 419.
The installing/removing procedure is the same for both system boards.
In the following description the system board D3099 of the TX200 S7 is
shown.
Ê "Note on network settings recovery" on page 376
Ê "Disabling or suspending BitLocker functionality" on page 79
Ê "Disabling SVOM boot watchdog functionality" on page 80
Ê "Locating the defective server" on page 47
Ê "Shutting down the server" on page 50
Ê "Disconnecting the server from the mains" on page 50
Ê Disconnect all external cables.
Ê "Getting access to the component" on page 51
Ê "Removing the system fan holder" on page 76
Ê "Removing the rear fan" on page 193 (if applicable)
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 270
I Leave the processor on the defective board for now.
– Memory modules: refer to section "Removing memory modules" on
page 250
I Ensure to take note of the memory modules’ mounting positions
for reassembly.
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