CompTIA A+ Notes

Jumpers and power on the motherboard

Jumpers are pins around the motherboard.They can change settings inside the comp and assign power to the different power buttons. The motherboard is powered with molex sockets, the main one being a 20 socket one on the motherboard and the additional [view]

By: frostyfrost | Related Lesson: Jumpers & Power Connectors | Modified: June 14, 2016

BIOS 1.1

Stands for ”Basic Input Output System”Located on the Motherboard, Firmware is software that locates the hardware (BIOS)BIOS turns on computer and selects operating systemUpdating the Bios:1 Determine the Current Version         disc [view]

By: TNTyler13 | Related Lesson: BIOS - Basic Input Output System | Modified: June 14, 2016

Jumpers & Power Connectors

Jumpers are the small pins (can be in sets of two or a great bunch) provide different power to power buttons front panel displays with every motherboard it is different jumperblock – connects  two (ore more) jumper pins with each other Power c [view]

By: l3r050th | Related Lesson: Jumpers & Power Connectors | Modified: June 15, 2016

Motherboard Chipsets

Chipsets will divide into North Bridge, South Bridge and CMOS. The bridges are communication points for the CPU.The cpu will connect to the North bridge which in return will connect to the memory banks and the graphics. The north bridge will also con [view]

By: frostyfrost | Related Lesson: Chipsets - North Bridge, South Bridge & CMOS | Modified: June 14, 2016

Chipsets – North Bridge, South Bridge & CMOS

North Bridge handels memory, graphics and communication to the south bridge South Bridge controls the Input and Output controler hub Mem   <-  NB  <- CPU           Graphics<-_||                                  |   [view]

By: l3r050th | Related Lesson: Chipsets - North Bridge, South Bridge & CMOS | Modified: June 15, 2016

CPU Sockets

plastic domain line (PDL) package ”like an insect” pin grid array (PGA) haven’t pins but an arrow for orientation    LGA Lan Grid Array pins are ON THE MOTHERBOARD Carefull if we break a pin we need a NEW MOTHERBOARD       [view]

By: l3r050th | Related Lesson: CPU Sockets | Modified: June 15, 2016

Cpu sockets

1.PDIP- Plastic Dual-In-Line PackageThe cpu will fit inside the housing.(in the motherboard) 2.PGA- Pin Grid Array(Pins are on the cpu)When placing the CPU in the socket, pay attention to the golden arrow in the corner of the CPU chip and align it wi [view]

By: frostyfrost | Related Lesson: CPU Sockets | Modified: June 14, 2016

Motherboards

Motherboards connect to everything.  acts as a highway for all the components to connect to each other form factor: depends on size of the computer. laptop motherboards are custom built to fit the laptop type: ATX, Advanced tech extend       has [view]

By: afrosuede | Related Lesson: Motherboards | Modified: June 14, 2016

Buses

Bus-Path in which data travels on.differences are 32 bit(less data transfer) and 64bit(more data transfer) Buses categorize into 3:*Address bus-transmits memory adresses between cpu and ram*Data Bus- Transmits data between cpu and ram.*Expansion bus- [view]

By: frostyfrost | Related Lesson: Buses | Modified: June 14, 2016

Slots and voltages

PCI- 5v(32 bit)PCI-X 3,2v(64bit)PCIe(PCIextend) 1vAGP(Advanced Graphics Cards) UniversalAGP 1.5vAGP Pro 1.5v(Larger than standard AGP)CNR (used to be ANR) Allows us to have better audio support slot.Memory slots- For RAM cards. when buying RAM cards [view]

By: frostyfrost | Related Lesson: Expansion Slots | Modified: June 14, 2016

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