Lenovo ThinkPad Edge E431 Hardware Maintenance Manual - Page 79

Wireless LAN card, Before removing the drive

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• Before removing the drive, have the user make a backup copy of all the information on it if possible. • Never remove the drive while the computer is operating or is in suspend mode. • Ensure that you partition the M.2 solid-state drive after installing it on the computer you are servicing. Otherwise, the M.2 solid-state drive will not function correctly. For instructions on on how to partition an M.2 solid-state drive, go to http://www.lenovo.com/support/msata-fru. 1 Step 1 Screw (quantity) M2 × 3.5 mm, wafer-head, nylon-coated (1) 2 Color Black Torque 0.181 Nm (1.85 kgf-cm) 1090 Wireless LAN card For access, remove these FRUs in order: • "1020 Battery pack" on page 65 • "1040 Small bottom cover" on page 67 Chapter 9. Removing or replacing a FRU 73

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•
Before removing the drive, have the user make a backup copy of all the information on it if possible.
•
Never remove the drive while the computer is operating or is in suspend mode.
•
Ensure that you partition the M.2 solid-state drive after installing it on the computer you are servicing.
Otherwise, the M.2 solid-state drive will not function correctly. For instructions on on how to partition an
M.2 solid-state drive, go to http://www.lenovo.com/support/msata-fru.
1
Step
Screw (quantity)
Color
Torque
1
M2 × 3.5 mm, wafer-head, nylon-coated (1)
Black
0.181 Nm
(1.85 kgf-cm)
2
1090 Wireless LAN card
For access, remove these FRUs in order:
•
“1020 Battery pack” on page 65
•
“1040 Small bottom cover” on page 67
Chapter 9
.
Removing or replacing a FRU
73