Lenovo ThinkBook 13X Hardware Maintenance Manual page 50

Figure 30. Disconnect cables connected to the system board and disconnect the USB cables from the USB
board
Step 3. Remove three screws and then remove the system board module. Remove the following FRUs and
then remove the system board.
"Remove the USB board cable (61 pin)" on page 45
"Remove the USB board cable (62 pin) and the USB board cable bracket 2" on page 45
44
Hardware Maintenance Manual