1140 Modem Daughter Card (Mdc) - Lenovo ThinkPad T420 2620 Hardware Maintenance Manual

1140 Modem daughter card (MDC)

For access, remove these FRUs in order:
• "1010 Battery pack" on page 65
• "1050 DIMM slot cover" on page 71
• "1080 Keyboard" on page 75
• "1120 Keyboard bezel assembly, FPC cable, and Bluethooth daughter card (BDC-2.1)" on page 86
Table 24. Removal steps of modem daughter card (MDC)
Step Screw (quantity)
1
M2 × 3 mm, wafer-head, nylon-coated (2)
When installing: Make sure that the connector is attached firmly.
Color Torque
Black 0.181 Nm
(1.85 kgfcm)
.
Chapter 8 Removing and replacing a FRU
93