Lenovo ThinkPad A21m Hardware Maintenance Manual for ThinkPad A21e (2628) - Page 78
Upper shield
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1160 Upper shield Removing and replacing a FRU v Battery pack (1010) v Hard-disk drive (1050) v Ultrabay 2000 device (1060) v Keyboard (1070) v Keyboard CRU insulator (1080) v Hinge cover (1090) v Keyboard bezel and speaker (1100) v Speaker cable (1110) v Sub card (1120) v PC Card slot assembly (1130) v Fan assembly (1140) v Diskette drive (1150) Step 1 Screw (quantity) M2.5 × 15 mm, nylon-coated (2) 2 M2.5 × 4.8 mm, nylon-coated (2) Torque 39.2 Ncm (4 kgfcm) 39.2 Ncm (4 kgfcm) 74 ThinkPad A21e
1160 Upper shield
Step
Screw (quantity)
Torque
±1²
M2.5 × 15 mm, nylon-coated (2)
39.2 Ncm
(4 kgfcm)
±2²
M2.5 × 4.8 mm, nylon-coated (2)
39.2 Ncm
(4 kgfcm)
v
Battery pack
(1010)
v
Hard-disk drive
(1050)
v
Ultrabay 2000 device
(1060)
v
Keyboard
(1070)
v
Keyboard CRU insulator
(1080)
v
Hinge cover
(1090)
v
Keyboard bezel and speaker
(1100)
v
Speaker cable
(1110)
v
Sub card
(1120)
v
PC Card slot assembly
(1130)
v
Fan assembly
(1140)
v
Diskette drive
(1150)
Removing and replacing a FRU
74
ThinkPad A21e