Alienware X51 R2, Owner'S Manual

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| About Your Computer
Back View
Specifications
For detailed information regarding the configuration of your computer, see Specifications
at dell.com/support .
1 optical S/PDIF port 2 USB 3.0 ports (2)
3 USB 2.0 ports (2) 4 rear L/R surround port
5 side L/R surround port 6 microphone port
7 hard-drive activity light 8 label tab
9 power adapter port 10 HDMI port
11 discrete graphics card 12 line-out port
13 line-in port 14 center/subwoofer LFE port
15 security-cable slot 16 USB 3.0 ports (2)
17 network port and network lights 18 coaxial S/PDIF port
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