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Hardware Maintenance Manual
1100 IO board and backup battery
For access, remove these FRUs in order:
• "1010 Base cover" on page 34
• "1020 Battery pack" on page 40
• "1030 SSD card" on page 43
• "1040 PCI Express Mini Card for wireless LAN" on page 46
• "1050 DIMM" on page 49
• "1060 Subwoofer" on page 51
• "1070 Hard disk drive" on page 52
• "1080 Fan and heat sink" on page 56
• "1090 Speakers" on page 60
Figure 10. Removal steps of IO board and backup battery
Detach the IO board connector and backup battery connector in the directions
shown by arrow 1 and 2.
Remove the screw 3 and 4.
Lenovo Legion Y730-15 series
62
c
a
Step
Screw (quantity)
M2.0 x L4.0 mm, Phillips-head (1)
3
M2.0 x L4.0 mm, Phillips-head (1)
4
d
b
Color
Sliver
Sliver
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