Dell Inspiron 15 (7548, Late 2014) - Manual (Page 23)

2 Slide the memory module firmly into the slot at a 45-degree angle and
press the memory module down until it clicks into place.
NOTE: If you do not hear the click, remove the memory module
and reinstall it.
1 memory modules (2) 2 securing clips (4)
3 memory-module slot (2) 4 notch
5 tab
3 Adhere the mylar tape over the memory modules.
Post-requisites
1 Replace the battery .
2 Replace the base cover .
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