Lenovo B430 Notebook - Manual (Page 82)

Step Screw (quantity) Color Torque
1 M2 × 3 mm, wafer-head, nylon-coated (1) Black 0.181 Nm
(1.85 kgf-cm)
1130 CPU
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 58
• “1020 Large bottom cover” on page 59
• “1090 Thermal fan” on page 66
• “1100 Thermal pipes” on page 67
Attention: The CPU is extremely sensitive. When you service the CPU, avoid any kind of rough handling.
Removal steps of CPU
Rotate the head of the screw in the direction shown by the arrow 1 to release the lock; then remove the
CPU 2 .
1 3
2
When installing: Place the CPU above the CPU socket, and then rotate the head of the screw in the
direction shown by the arrow
3 to secure the CPU.
76 Hardware Maintenance Manual