Lenovo Thinkpad L570, Hardware Maintenance Manual

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• Insert the notched end of the memory module into the memory slot at an angle of about 20 degrees.
Press the memory module in firmly, and pivot it downward until it snaps into place. Ensure that the
memory module is firmly installed and does not move easily.
Note: Do not apply any pressure to the memory module.
• If only one memory module is installed, ensure that you install it into the bottom slot, which is the
primary slot.
1060 WWAN card or M.2 solid-state drive in the WWAN card slot
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 72
• “1020 Bottom door” on page 73
Removal steps of the WWAN card
Step Screw (quantity) Color Torque
2
M2 × 3 mm, flat-head, nylon-coated (1) Black 0.181 Nm
(1.85 kgf-cm)
When installing: Plug the red cable into the main connector and the blue cable into the auxiliary connector.
Chapter 7
.
Removing or replacing a FRU
77