Lenovo B4400 Hardware Maintenance Manual - Page 50
Keyboard bezel
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Lenovo B4400 Hardware Maintenance Manual 1090 Keyboard bezel For access, remove these FRUs in order: • "1010 Battery pack" on page 34 • "1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover" on page 36 • "1050 Optical drive" on page 40 • "1080 Keyboard" on page 44 Figure 9. Removal steps of keyboard bezel Remove fourteen screws a and three screws b on the bottom. b bb a a a a a a a a a a a a a a Step a b Screw (quantity) M2 × 3 mm, flat-head, nylokcoated (3) M2.5 × 8 mm, flat-head, nylok-coated (14) Color Black Black Remove the screw c. Torque 1.85 kgfcm 3.5 kgfcm c Step d Screw (quantity) Color M2 × 6 mm, flat-head, nylok-coated (1) Black Torque 1.85 kgfcm 46
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Lenovo B4400 Hardware Maintenance Manual
46
1090 Keyboard bezel
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 34
•
“1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot
compartment cover” on page 36
•
“1050 Optical drive” on page 40
•
“1080 Keyboard” on page 44
Figure 9. Removal steps of keyboard bezel
Remove fourteen screws
and three screws
on the bottom.
Remove the screw
.
Step
Screw (quantity)
Color
Torque
M2 × 3 mm, flat-head, nylokcoated (3)
Black
1.85 kgfcm
M2.5 × 8 mm, flat-head, nylok-coated (14)
Black
3.5 kgfcm
Step
Screw (quantity)
Color
Torque
M2 × 6 mm, flat-head, nylok-coated (1)
Black
1.85 kgfcm
a
b
a
a
a
a
a
a
a
a
a
a
a
a
a
a
b
b
b
a
b
c
c
d