IBM X220 Manuale Utente
1140 DC-in connector, base cover, fan, digitizer pen case, and pen
switch assembly
switch assembly
For access, remove these FRUs in order:
•
•
•
•
•
•
•
•
•
•
•
Table 22. Removal steps of DC-in connector, base cover, fan, digitizer pen case, and pen switch assembly
Remove the top shielding assembly at first.
3
2
Step
Screw (quantity)
Color
Torque
1
M1.6 x 3 + 4.2A mm, shoulder socket-head, nylon-coated (1)
Black
0.181 Nm
(1.85 kgfcm)
(1.85 kgfcm)
2
M2 x 3.5 mm, wafer-head, nylon-coated (1)
Silver
0.181 Nm
(1.85 kgfcm)
(1.85 kgfcm)
Chapter 8
.
Removing and replacing a FRU
85