Lenovo Y50-70 - Manual (Page 54)

50
Y40-70/Y40-80/Y50-70/Y50-80/Y50-70 Touch/Y50-80 Touch
Hardware Maintenance Manual
1080 IO board
For access, remove these FRUs in order:
• “1010 Base cover” on page 33
• “1020 Battery pack” on page 36
• “1030 Hard disk drive” on page 39
• “1070 Subwoofer (Y50-70/Y50-80/Y50-70 Touch/Y50-80 Touch)” on page 49
Figure 8. Removal steps of IO board
Y40-70/Y40-80
Detach the connector in the direction shown by arrow 1. Remove the
screws 2 and 3.



Step Screw (quantity) Color Torque
2
M2.0 × 3.0 mm, flat-head, nylok-coated (1)
CARD READER Board TO Logic UP (Y40-70/
Y40-80)
Silver 2.0 kgf*cm
3 M2.5 × 4.45 mm, flat-head, nylok-coated (1)
USB Board TO Logic UP (Y40-70/Y40-80)
Black 2.5 kgf*cm