IEEE (Institute of Electrical and Electronics
Engineers), 435
IEEE 1284 standards, 435-436
IEEE 1394 (FireWire) standard, 229-230, 496-498
Image capture, 562-566
Image diffusion (color halftoning), 420-421
Image software publishers, 564
Impact printer, 404, 408
Infrared laser diode, 209
Infrared ports, 498-499
In-hub motors, 173
Inkjet printers, 405, 414-423, 583-585
Inline UPS device, 331
Input devices, 18-19, 442-474, 572-579
Input/output (I/O) address, 283
Input/output (I/O) cards, 231
In-service register (ISR), 297
Insulators, 36, 46, 316
INT (interrupt) line, 297
Intel, vs. Apple, 13-14
Intel chipsets, 86, 96-101
Intel Hub Architecture, 104
Intel microprocessors, 9.
See alsoPentium processors (Intel)
6502, 14-15
80286, 57, 59
80386, 58
80386DX, 59-60
80386SL, 60
80386SX, 59
80486DX2/DX4, 60
80486SX, 60
8080, 13-14
8086 and 8088, 57-58
Interface cards, 231
Interface connectors, 182
Interface ports, 481
Interface standards, 229
Interfaces used with hard disk drives, 184-186
Interleaving, 191, 205, 383
Internal cache, 160, 167
Internal clock speed, 133
Internal SCSI connectors, 506
Internet keyboards, 456
Interrupt acknowledgement (INTA), 297
Interrupt mask register (IMR), 297
Interrupt request register (IRR), 297
Interrupt status registers, 297
I/O addresses, 241-242, 291, 298-302
I/O connectors, 82
I/O controller, 88
I/O Controller Hub (ICH), 105
I/O port, 298
IP (Internet Protocol) addresses, 526-528
IPCONFIG command, 528
IrDA (Infrared Data Association) connector,
435, 463
IrDA receiver, mouse, 468Iron oxide, 175
IRQ assignments, 240-241, 284, 287-288
IRQ bus wires connected to expansion ports, 286
IRQ conflicts, 290, 296
IRQ connections, 286-287
IRQ routing information, 295
IRQ settings, 284-296
IRQ steering, 294-296
IRQ1 (interrupt request 1), 91, 458
IRQs (interrupt requests), 240-241, 283-298
DIP switches, 289
jumper settings, 289
PCI and, 294-296
proprietary installation software, 289-290
setting with Windows Device Manager,
290-293
troubleshooting, 308
video cards and, 269
ISA (Industry Standard Architecture) bus, 186,
222-223
ISA interface, 90, 501
ISA sound cards, installing, 554-555
ISDN terminal adapters, 534 J
JetDirect (Hewlett Packard), 436
Joysticks, 473-474
Jum paddress, 110
Jumper blocks on an expansion card, 289
Jumpers, hard disk drive, 183, 630-631 K
Key repeat rate, 446
Keyboard cable, 462-463
Keyboard connectors, 463-464
Keyboard controller, 88, 91, 462
Keyboard elements, 443-453
Keyboard layouts and styles, 454-457
Keyboard processor, 458-460
Keyboard Properties (Windows), 446
Keyboard technology, 458-462
Keyboards, 16, 18-19, 442-464
cleaning, 573-575
early, 454
feel of, 458
key groupings on, 444
notebook computer, 19
RF, 499-500
Keycaps, 462
Keys, events that occur when pressed, 458-459
Keyswitches, 458, 460-462
Kilohertz (KHz), 386(^644) PC Hardware: A Beginner’s Guide