52
Hardware Maintenance Manual
1100 I/O board
For access, remove these FRUs in order:
• “1010 Base cover” on page 33
• “1020 Battery pack” on page 37
• “1030 PCI Express Mini Card for wireless LAN” on page 39
• “1040 DIMM” on page 41
• “1050 SSD card” on page 42
• “1060 Speakers” on page 44
• “1070 Fan and heat sink assembly” on page 45
• “1080 Upper case” on page 47
• “1090 System board” on page 50
Figure 10. Removal steps of I/O board
Remove the screws
A
and I/O board
B
.
a
b
Step Screw (quantity)
Color
Torque
1
M2 × 3.5 mm, Phillips-head (1)
Black
1.85kg±0.15kgf.cm
