external cards and slots
DESCRIPTION
An overview of the motherboard's expansion capabilities. It was our first computer presentation.TRANSCRIPT
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1Loading Faraz . . .
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External Slots and CardsA detailed analysis
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Expansion Slot
> The Definition• It is a socket inside a computer
console, designed to hold expansion
cards.
> Expansion Slots provide a means of
adding• Enhanced features
• More memoryto the system
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Motherboard
A motherboard
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Motherboard
> The Definition• It is the main circuit board in a
computer.
> Motherboard holds• Most important computer chips
• Other electronic components that add
features to a computer.
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Components of Motherboard
> There are 6 basic components of the
motherboard• Microprocessor
• BIOS
• Memory
• Cache
• Ram
• Buses
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Size of Expansion Slot
>Expansion slots come in• Half size
• Full size
| transfers 8 bits at a time
| transfers 16 bits at a time
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14A modem
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Modem
>Modem converts pulse data
into signify data
>It is a device that modulates
an analogue carrier signal to
digital information
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Audio Ports
>Also known as• Sound card
• Audio card
>Audio port is an expansion
card that facilitates the
input/output of audio.
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PCMCIA Card Readers
> Personal Computer Memory Card
Internation Association
> PCMCIA Card Readers include• PCI Universal Card Reader
• USB External Card Reader
• PC 104 Card Reader
• Parallel Ports Card Reader
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PS/2 Ports
>The name comes from IBM
PS/2 series of personal
computer.
>PS/2 port is a devices that is
used for connecting• Mouse
• Keyboard
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Expansion Slots
> Ethernet
> SCSI
> PCI
> ISA/ATA/IDE
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Ethernet
>It is the most commonly
used networking device.
>Ethernet can be built in as in• MACs
• Laptops
• Server computerson the UNM-LA Local Area Network
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SCSI
> Pronounced ‘Scuzzy’
> Small Computer System Interface
> SCSI is an older high speed interface device.
> Upto 6 devices can be daisy chained.
> No plug-and-play
> Used as the fast port on• Older Macintosh computers
• Some PC laptops
• Some machines, as an interface bus for connecting
hard disk drives.
Assorted SCSI connectors
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24A SCSI card
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PCI
> Peripheral Component Interconnect
> Most expansion slots are typically PCI
> PCI supports• AGP
• Additional Hard Drives or Optical Drives
> IDE and EIDE
> ATA and Serial ATA
> SCSI
> PCI displaced its predecessors• ISA
• NuBus
| PC
| MACs
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26 A typical PCI card
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Expansion Slots
> Serial Port
> Parallel Port
> USB
> Firewire (IEEE 1394)
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Serial Port
> Serial Ports are cheap
> Transmit data one bit at a time.
> It is used in older PCs• Modem
• Mouse
• Keyboard
> Advantages• Cheaper
• Easier to shield from interference
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Parallel Port
> Faster than Serial Ports
> Transmit data 8 bit at a time.
> It is used to connect• Printer
> Advantages• Faster
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Fig. Just as more traffic can move along a multi-lane highway than in a one-
lane road, more data can move in Parallel port than in Serial Port.
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USB
> Universal Serial Bus
> Several USB ports come outside the computer• Especially at handy spots
> USB connections are hot-swappable.
> Used for many kinds of devices• Keyboard
• Mouse
• Printer
• Audio in/out
• External Floppy
• Zip Drives
• Flash Drives
• Bluetooth
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USB 2.0
> Updated version of USB.
> It is high speed• 480 MBits/sec
• 40 times faster than USB 1.0
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Firewire
> High speed interface
> Developed by Apple Computers.
> The Sony version is called i.Link• Often called IEEE 1394
• Apple charges for using the name Firewire.
> Speeds• 400 kbits/sec (older version)
• 800 kbits/sec (latest version)
> Hot-swappable
> 65 daisy chained peripherals.
Firewire CablesApple Company
© 1976
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Firewire
> Used for• Digital video
• Digital Audio
• External Hard Drives
• Other High Bandwidth Peripherals
• 60 Watts supply
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Motherboard
A motherboard
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Expansion Slot
Expansion Card
Endless Possibilities
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39Expansion Slots
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40 PCI Slots
AGP SlotsISA Slots
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41 PCI card
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42SCSI card
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