3.4 - Motherboard Connectors Flashcards
What is the main power connector for a motherboard and its voltages?
The 24-pin connector provides 3.3 volts, 5 volts, and 12 volts.
Can you use a 24-pin power connector with a motherboard that originally had a 20-pin connector?
Yes, the 24-pin connector is backward compatible with a 20-pin connector.
What feature ensures that a power connector can only be inserted in one orientation?
Keying on the pins of the connector.
What should you do before connecting the power supply to the motherboard?
Disconnect from all power sources.
What is a 4-pin ATX connector used for?
It provides 12 volts power, usually for the CPU.
What label might you find on a 4-pin ATX connector?
CPU, P4, or ATX 12 volt.
What are SATA connectors used for?
Connecting hard drives and SSDs to the motherboard.
What is eSATA and when might you use it?
External Serial ATA, used for connecting external storage devices with internal SATA performance.
What are pin headers on a motherboard?
Groups of pins on the edge of the motherboard that provide power, USB connectivity, or button functionality.
What is the purpose of a TPM pin header?
To connect the Trusted Platform Module.
What kind of connectors are used to integrate case buttons with the motherboard?
Connectors labeled for reset switch, hard drive light, power light, etc.
What is an M.2 connector used for on newer motherboards?
Connecting small storage devices like SSDs directly to the motherboard.
