Lenovo 019626U Hardware Maintenance Manual page 103

Table 20. Removal steps of system board and fan assembly (continued)
a
5
8
7
6
When installing: Attach the system board so that the battery pins of the system
board are attached firmly to the guide hole of the base cover as shown in a in
this figure.
Make sure that the connectors are attached firmly.
95
Removing and replacing a FRU