Ch2 Motherboards Flashcards
Memory Bus Defined
Connects the MCH to the RAM slots aka address bus.
SATA defined with speed (1st,2nd,3rd Gen)
- Serial ATA
- 1st Gen: 1.5 Gb/sec
- 2nd Gen: 3.0Gb/sec
- 3rd Gen: 6.0 Gb/sec
Before installing a motherboard, what should you do?
Employ ESD prevention methods.
Southbridge Definition
Chip in charge of the connection to all the secondary controllers such as USB, SATA,Firewire, etc.
A computer you are troubleshooting won’t boot properly. When you power on the computer, the video display is blank, and you hear a series of beeps. What should you do?
Consult the vendor documentation for the motherboard to determine the beep code that is being played.
BIOS
Basic Input Output Systems (BIOS) code that resides on EEPROM chip that identifies, tests, and initializes components of system and points to operating system.
DMI
Direct Media Interface which was Intel’s link between Northbridge and processor.
POST
Power on Self-Test; first part of bootstrapping process.
Indicates problems through use of beep codes.
Seven Steps in the A+ Motherboard Installation Process
- Select the motherboard.
- Employ ESD Prevention Methods.
- Ready the case.
- Install the motherboard.
- Connect the cables.
- Install or re-install components.
- Test the installation.
What voltage does an orange pin indicate.
+3.3 V
What can be used by the CPU to communicate with the system memory?
Northbridge
CMOS
Complementary metal-oxide semiconductor (CMOS) stores contents of the BIOS’s findings and settings.
To implement a secure boot process, which defvice should be listed first in the Boot Device Priority Screen?
Hard Drive
What motherboard component can a PCIe x16 slot connect ?
- Northbridge
- Processor.
Battery type that powers CMOS / BIOS
CR2032 Lithium Battery.
Four Motherboard Form Factors
- ATX
- microATX
- ITX
- BTX
A+ Method of Flashing BIOS (4)
- Identify the BIOS you are running.
- Download the BIOS from secure website.
- Select the method of BIOS updating.
- Flash the BIOS.
What motherboard form factor measures 12 inches x 9.6 inches ?
ATX
How can you reset a forgotten BIOS supervisory password?
Remove the battery.
Which expansion bus uses lanes to transfer data?
PCIe
Which component supplies power to the CMOS when the computer is off?
CR2032 Lithium Battery
Northbridge Definition
Chip in charge of the connection to high data transfer devices such as PCI Express video cards and RAM.
MCH
Memory controller hub aka Northbridge.
Identify the Expansion Buses
- AGP
- AMR
- PCI