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tower case: back view

See tower case: back view in : french | spanish

audio jack

Connection device that attaches the computer to a variety of sound recording and reproduction equipment such as a microphone and loudspeakers.

game/MIDI port

Connector that attaches the computer to a game device (e.g., a joystick) or a digital musical instrument.

electronic instruments

case fan

Device blowing air to cool the internal components of the tower case.

network port

Connector that attaches the computer to a network.

Internet

cables

power supply fan

Device blowing air to cool the internal components of the power supply unit.

power cable plug

Device with metal prongs that connects the computer by power cable to an electric circuit.

uninterruptible power supply (UPS)

mouse port

Round connector that links the computer to the mouse.

trackball

keyboard port

Round connector that links the computer to the keyboard.

keyboard and pictograms

USB port

Connector used to link several USB standard peripherals simultaneously; it is faster than serial and parallel ports.

inkjet printer

laser printer

data storage devices

serial port

Connector used to attach a computer to various peripherals such as an external modem; it is slower than a parallel port as it exchanges only one bit at a time.

internal modem port

Connector used to attach the internal modem (a two-way digital signal changing device) to a telephone line.

Internet

video port

Connector used to attach the computer monitor to the video board; the latter is inserted in the tower case and controls the display of texts and graphics.

projector

flat screen monitor

video monitor

parallel port

Connector used mainly to attach the computer to a printer; it is faster than a serial port as it exchanges data in eight-bit groups.

laser printer

inkjet printer