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Related Flashcards
Cards In This Set
| Front | Back |
 ATX characteristics |
All cpu and memory are at 90 degree angle to expansions slots
Size generally smaller, P1 power either 20/24 pin
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AT motherboard characteristics
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Obsolete! expansion slots were blocked by CPU/RAM WILL ONLY FIND DIN-5 ON AT MOBO (easiest way to identify) AT had 2 power connections P8 & P9
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 What is this and its characteristics |
PCI bus has PnP feature for devices, 64 bit bus but usually used in 32 bit
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 Identify PCI-X and characteristics |
Backward compatible with PCI, parallel data transfer
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 Identify PCIe x1 and x16 and characteristics |
Serial data transfer, x16 mainly used as graphics port, x1 high bandwidth I/O use; not backward compatible
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 Identify this and characters |
AGP slot was connected to Northbridge and directly connected to Video card
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 Idetify this and what its used for |
AMR slot was designed to take specific AMR devices such as modems, sound cards, NICs
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 Identify this and what its used for |
CNR replaced AMR and is mainly used for onboard networking and sound
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ATX power supply characteristics
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Either 20 pin or 24 pin (for 2.0) and can have 4/6/8 pin to supply extra power to mobo
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 What is this, its alternate name, and characteristics |
Northbridge aka Memory Controller Hub (MCH)-older systems connects to RAM newer systems directly to Video Card
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 What is this, its alternate name and characteristics |
South bridge aka I/O Controller Hub (ICH) handles expansion slots, storage devices like HDD, and doesnt need heat sink
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 What is this, its alternate name, and what is its function |
BIOS chip is also classified as NVRAM stores all information and allows CPU to talk to all devices
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What is this and its function
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CMOS battery only stores data that is read by BIOS to complete the programs needed to talk to changeable hardware
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 What is this and its function |
ISA bus was on old AT form factor and was used to connect devices-replaced by PCI
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How do you identify floppy drive on mobo
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Uses ribbon cable and has 34 pins on mobo
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