Dell Dimension 4200 Manual page 57

Voltage Selection Switch
The voltage selection switch must be set to match the AC power available at your location. The switch should be set for 115 V in most of North and South
America and some Far Eastern countries such as Japan, South Korea, and Taiwan. For most of Europe, the Middle East, and the Far East, the switch should be
set for 230 V.
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.
Serial Connector
Connect a serial device, like a handheld device, to the serial connector.
Mouse Connector
Plug a standard mouse into the green mouse connector. If you have a USB mouse, plug it into a back-panel USB connector.
Keyboard Connector
If you have a standard keyboard, plug the keyboard into the purple keyboard connector. If you have a USB keyboard, plug it into a back-panel USB connector.
USB Connectors
HINT: If you attach a USB device that was not included in your original computer order, you may need to install a specific driver to make the device
work. Check the documentation that came with the device or contact the USB device manufacturer for more information.
For quick connections, Dell recommends using the front USB connectors for USB devices such as digital cameras, gaming controllers, and scanners. Use the
back-panel USB connectors for USB mouse and keyboard connections.
Line-Out Jack
Use the green line-out jack (available on computers with integrated sound) to attach headphones and most speakers with integrated amplifiers.
On computers with a sound card, the line-out jack is on the card.
Line-In Jack
Use the blue line-in jack (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, the line-in jack is on the card.
Microphone Jack
Use the pink microphone jack (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 jack is on the card.
Video Connector
Plug the cable from your monitor into the blue video connector.
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