1

4

5

7

8

the black wires of both connectors should NOT be next to each other

P8 and P9 don't plug into the system board

the black wires of both connectors should be next to each other

it doesn't matter which way you plug them in, the voltages are the same

They are identical except for their shape.

AT supplies use a single P1 power connector while ATX uses P8 and P9.

AT power supplies run on 120V AC current while ATX uses 220V AC

AT supplies use P8 and P9 power connectors while ATX uses a single P1 connector.

50

64

30 or 72

168

128

50

64

72

128

168

a byte stored in the FAT to indicated remaining slots

the optimal transmission speed of data over a CAT 5 cable

a system for balancing the voltage coming out of the power supply

an extra bit stored with data in RAM that is used to check for errors when the data is read back

the optimal transmission speed of data over a CAT 5 cable

sound card

COM1

floppy drive controller

LPT1

Keyboard

input, processing, output, and storage

keyboard, display, memory, and disk drive

word processing, spreadsheets, database, and contact management

read, write, calculate, and display

bits, bytes, words, and OSI

AT

molex

mini-molex

P9

chamfer

it's usually open

system timer

real time clock

keyboard

none of the above

124 KB

640 KB

720 KB

1.44 MB

2.88MB

hot, dry conditions

cool, damp conditions

cool, dry conditions

hot, damp conditions

0

1

4

13

14