Lenovo IdeaPad Z570 Lenovo Z370/Z470/Z570 Hardware Maintenance Manual V1.0 - Page 78

Base cover, speakers and bluetooth card

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Lenovo Z370/Z470/Z570 Hardware Maintenance Manual 1140 Base cover, speakers and bluetooth card For access, remove these FRUs in order: • "1010 Battery pack" on page 34 • "1020 Dummy card" on page 35 • "1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover" on page 36 • "1040 Hard disk drive" on page 37 • "1050 Optical drive" on page 40 • "1060 DIMM" on page 41 • "1070 PCI Express Mini Card for wireless LAN/WAN" on page 42 • "1080 Keyboard" on page 44 • "1090 Keyboard bezel" on page 47 • "1110 LCD unit" on page 61 • "1100 System board" on page 57 Figure 14. Removal steps of base cover, speakers and bluetooth card Z570: Remove two screws a and then remove rhe power assembly in the direction shown by arrow b. 1 1 2 When installing: Make sure that the power connector is attached firmly. Step a Screw (quantity) Color M2 × 2.5 mm, flat-head, nylok-coated (2) Black Torque 1.6 kgfcm 74

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Lenovo Z370/Z470/Z570 Hardware Maintenance Manual
74
1140 Base cover, speakers and bluetooth card
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 34
•
“1020 Dummy card” on page 35
•
“1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot
compartment cover” on page 36
•
“1040 Hard disk drive” on page 37
•
“1050 Optical drive” on page 40
•
“1060 DIMM” on page 41
•
“1070 PCI Express Mini Card for wireless LAN/WAN” on page 42
•
“1080 Keyboard” on page 44
•
“1090 Keyboard bezel” on page 47
•
“1110 LCD unit” on page 61
•
“1100 System board” on page 57
Figure 14. Removal steps of base cover, speakers and bluetooth card
Z570:
Remove two screws
and then remove rhe power assembly in the
direction shown by arrow
.
When installing:
Make sure that the power connector is attached firmly.
Step
Screw (quantity)
Color
Torque
M2 × 2.5 mm, flat-head, nylok-coated (2)
Black
1.6 kgfcm
a
b
2
1
1
a