Dell OptiPlex 755 User's Guide - Page 227

Ultra Small Form Factor Computer About Your Ultra Small Form Factor Computer NOTICE: Do not place your monitor on the computer. Use a monitor stand. NOTICE: When setting up your computer, secure all cables toward the back of your work area to prevent the cables from being pulled, tangled, or stepped on. NOTE: If you want to orient your computer under a desk top or on a wall surface, use the optional wall-mount bracket. To order this bracket, contact Dell (see "Getting Help" on page 365). Front View 1 23 4 5 9 1 USB connectors (2) 2 headphone connector 3 microphone connector 8 7 6 Use the front USB connectors for devices that you connect occasionally, such as joysticks or cameras, or for bootable USB devices (see "System Setup" on page 280 for more information about booting to a USB device). It is recommended that you use the back USB connectors for devices that typically remain connected, such as printers and keyboards. Use the headphone connector to attach headphones and most kinds of speakers. Use the microphone connector to attach a microphone. 227 Ultra Small Form Factor Computer