Dell Dimension E520 - Manual (Page 75)

Removing and Installing Parts
75
7 Before you close the card retention door, ensure that:
• The tops of all cards and filler brackets are flush with the alignment bar.
• The notch in the top of the card or filler bracket fits around the alignment guide.
1 alignment bar 2 fully seated card 3 not fully seated card
4 alignment guide 5 bracket within slot 6 bracket caught outside of slot
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