Lenovo ThinkPad T420 Hardware Maintenance Manual - Page 81
PCI Express Mini Card for wireless WAN - wireless card
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1070 PCI Express Mini Card for wireless WAN For access, remove these FRUs in order: • "1010 Battery pack" on page 67 • "1050 DIMM slot cover" on page 73 Removal steps of PCI Express Mini Card for wireless WAN In step 1 , unplug the jacks by using the removal tool antenna RF connector (P/N: 08K7159), or pick the connectors with your fingers and gently unplug them in the direction of the arrow. 1 1 2 Step 2 Screw (quantity) M2 × 3 mm, wafer-head, nylon-coated (1) Color Black Torque 0.181 Nm (1.85 kgfcm) Chapter 8. Removing and replacing a FRU 75
1070 PCI Express Mini Card for wireless WAN
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 67
•
“1050 DIMM slot cover” on page 73
Removal steps of PCI Express Mini Card for wireless WAN
In step
1
, unplug the jacks by using the removal tool antenna RF connector (P/N: 08K7159), or pick the
connectors with your fingers and gently unplug them in the direction of the arrow.
Step
Screw (quantity)
Color
Torque
2
M2 × 3 mm, wafer-head, nylon-coated (1)
Black
0.181 Nm
(1.85 kgfcm)
Chapter 8
.
Removing and replacing a FRU
75