TX120 S3 Upgrade and Maintenance Manual 247
Processors
11.2.1 Required tools
● Preliminary and concluding steps: tool-less
● Removing and installing the processor heat sink:
– Phillips PH2 / (+) No. 2 screw driver
● Removing and installing the processor: tool-less
11.2.2 Preliminary steps
Before upgrading or replacing the processor, perform the following steps:
Ê Disable BitLocker functionality as described in section "Disabling BitLocker
functionality" on page 79.
Ê Disable boot watchdog functionality as described in section "Disabling
SVOM boot watchdog functionality" on page 80.
Ê Locate the defective server as described in section "Locating the defective
server" on page 50.
Ê Shut down the server as described in section "Shutting down the server" on
page 58.
Ê Disconnect the AC power cord from the system.
Ê Remove the server cover as described in section "Opening the server" on
page 61.