IBM X21 用户手册
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1150 PC Card slot assembly
v Battery pack (1010)
v Keyboard assembly (1050)
v CDC adapter (1080)
v BDC adapter (1090)
v Fan assembly (1100)
v Wirelesslan assembly (11100)
v LCD assembly (1120)
v Case keyboard deck (1130)
v Speaker (1140)
v Keyboard assembly (1050)
v CDC adapter (1080)
v BDC adapter (1090)
v Fan assembly (1100)
v Wirelesslan assembly (11100)
v LCD assembly (1120)
v Case keyboard deck (1130)
v Speaker (1140)
For X20, X21
1
2
1a
Step
Screw (quantity)
Torque
1
M2
× 3mm (2) White
14.7 Ncm (1.5 kgfcm)
1a
M2
× 6mm, Nylock-coated
(2) BK
19.6 Ncm (2 kgfcm)
84
ThinkPad X20, X21, X22, X23, X24