Dell Latitude E6420 (Early 2011) - Manual (Page 17)

Modem Connector Plug
4
Removing the Modem Connector Plug
1. Follow the procedures in Before Working On Your Computer .
2. Remove the battery .
3. Pop open the rubber cover.
4. Identify the pin hole.
5. Insert a pin into the hole and pull the pin upwards to release the latch
cover.
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