1120 Pci Express Mini Card For Wireless Lan - Lenovo ThinkPad Edge E420s Hardware Maintenance Manual

When installing: Insert the notched end of the DIMM into the socket. Press the DIMM in firmly, and pivot it
until it snaps into place. Make sure that it is firmly fixed in the slot and does not move easily.

1120 PCI Express Mini Card for wireless LAN

For access, remove "1030 Keyboard" on page 61.
Removal steps of PCI Express Mini Card for wireless LAN
Remove the screws 1 . Then remove the antenna RF connectors 2 .
Note: Some models might have a third white antenna cable.
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Chapter 8 Removing and replacing a FRU