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► NZ Informatica ► DELL Optiplex-170L (back)


  1. parallel connector
    Connect a parallel device, such as a printer, to the parallel connector. If you have a USB printer, plug it into a USB connector.
  2. diagnostic lights (4)
    Use the lights to help you recognize a diagnostic code that can tell you how to troubleshoot a computer problem (see "Diagnostic Lights").
  3. mouse connector
    Plug your computer's PS/2 mouse into the green mouse connector. Turn off the computer and any attached devices before you connect a mouse to the computer. If you have a USB mouse, plug it into a USB connector.
  4. line-in connector
    Use the blue line-in connector (available on computers with integrated sound) to attach a record/playback device such as a cassette player, CD player, or VCR. On computers with a sound card, use the connector on the card.
  5. cover latch
    Use the cover latch to keep the cover in place.
  6. network adapter connector
    To attach your computer to a network or broadband device, connect one end of a network cable to either a network jack or your network or broadband device. Connect the other end of the network cable to the network adapter connector on the back panel of your computer. A click indicates that the network cable has been securely attached. NOTE: Do not plug a telephone cable into the network connector. On computers with a network connector card, use the connector on the card. It is recommended that you use Category 5 wiring and connectors for your network. If you must use Category 3 wiring, force the network speed to 10 Mbps to ensure reliable operation.
  7. security cable slot
    Use a security cable with the slot to help secure your computer.
  8. PCI card slots (3)
    Use these slots for a PCI card, such as a modem.
  9. USB 2.0 connectors (4)
    Use the back USB connectors for devices that typically remain connected, such as printers and keyboards, and for bootable USB devices.
  10. microphone connector
    Use the pink microphone connector (available on computers with integrated sound) to attach a personal computer microphone for voice or musical input into a sound or telephony program. On computers with a sound card, the microphone connector is on the card.
  11. line-out connector
    Use the green line-out connector (available on computers with integrated sound) to attach headphones and most speakers with integrated amplifiers. On computers with a sound card, use the connector on the card.
  12. keyboard connector
    Plug your computer's PS/2 keyboard into the purple keyboard connector. Turn off the computer and any attached devices before you connect a keyboard to the computer. If you have a USB keyboard, plug it into a USB connector.
  13. video connector
    Plug the cable from your monitor into the blue connector.
  14. serial connector
    Connect a serial device, such as a handheld device, to the serial connector.
  15. voltage selection switch
    See the safety instructions in the Product Information Guide for more information.
  16. power connector