Dell Precision 390 - Back View (Desktop Orientation); Back Panel Connectors

28 Quick Reference Guide
Cable Colors
System Board Components
Device Color
Hard drive blue cable
Floppy drive black pull tab
CD/DVD drive orange pull tab
8
6
1
9
2
24
34 5
7
18
10
11
1516
12
13
14
17
21
20
19
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22