Lenovo ThinkPad T420 Hardware Maintenance Manual - Page 100

Modem daughter card (MDC), 1120 Keyboard bezel assembly, FPC cable,

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1140 Modem daughter card (MDC) For access, remove these FRUs in order: • "1010 Battery pack" on page 67 • "1050 DIMM slot cover" on page 73 • "1080 Keyboard" on page 77 • "1120 Keyboard bezel assembly, FPC cable, and Bluethooth daughter card" on page 87 Removal steps of modem daughter card (MDC) 1 1 2 Step 1 Screw (quantity) M2 × 3 mm, wafer-head, nylon-coated (2) Color Black When installing: Make sure that the connector is attached firmly. Torque 0.181 Nm (1.85 kgfcm) 94 ThinkPad T420 and T420i Hardware Maintenance Manual

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1140 Modem daughter card (MDC)
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 67
•
“1050 DIMM slot cover” on page 73
•
“1080 Keyboard” on page 77
•
“1120 Keyboard bezel assembly, FPC cable, and
Bluethooth
daughter card” on page 87
Removal steps of modem daughter card (MDC)
1
1
2
Step
Screw (quantity)
Color
Torque
1
M2 × 3 mm, wafer-head, nylon-coated (2)
Black
0.181 Nm
(1.85 kgfcm)
When installing:
Make sure that the connector is attached firmly.
94
ThinkPad T420 and T420i Hardware Maintenance Manual