Dell Precision R5500 (Early 2011) - Manual (Page 3)

Figure 3. Network Connection
3. Connect the keyboard or mouse (optional).
Figure 4. Keyboard and Mouse Connection
4. Connect the monitor cable (optional).
Figure 5. Monitor Connection
5. Connect the power cable(s).
Figure 6. Power Connection
6. Bend the power cable into a loop and secure it to the power supply
handle using the strap.
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