Lenovo E49 Notebook - Manual (Page 68)

Removal steps of system board assembly
Remove the screws 1 , and then detach the connectors as shown in the following illustration.
4
5
2
3
1
1
1
Step Screw (quantity) Color Torque
1 M2 × 3 mm, flat-head, nylon-coated (3) Black 1.85 kgf-cm
When installing: Make sure that all the connectors are attached firmly.
Remove the system board in the direction shown by the arrow 6 . Then detach the DC-in cable 7 .
7
6
1140 LCD unit
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 44
• “1020 Optical drive” on page 44
62 Hardware Maintenance Manual