Lenovo E40-70 Notebook - Manual (Page 74)

Unplug DC-in cable connector 4 .
d
When installing: Ensure that the connectors are attached firmly.
Remove the system board in the direction shown by arrow 5 .
e
a a
When installing: When attaching the system board to the base cover, adjust the placement of the USB ports
as shown in
a , and make sure that they are attached to the holes on the base cover as shown. Improper
placement of those jacks might cause a damage.
1110 Thermal fan assembly and Heat Sink assembly
For access, remove these FRUs in order:
•
“1010 External battery pack” on page 54
• “1020 Keyboard” on page 54
68 Hardware Maintenance Manual