Index_P

---

P

Packet filters, 244

Page file, 87

Paper feed

for dot matrix printers, 145

for ink–jet printers, 146

for laser printers, 149

Paper jams, printer, 145, 149, 153

Parallel communications

bidirectional communications, 143

byte mode (SPP), 144

compatibility mode, 144

ECP mode, 144

EPP mode, 144

nibble mode, 144

printer connections, 143

Parallel connectors

on motherboard, 38 (fig.), 40(fig.), 192 (fig.)

for printers, 38 (fig.), 40(fig.), 192 (fig.), 194–195

Parallel devices

IRQs, 107

memory addresses, 111

Parity bit, 92–93

Parity checking, memory, 92–93

Partitions, 166–167, 291–292

Passwords

startup, troubleshooting, 47

Windows 2000, 389

Windows ME, 426–427

Windows NT, 350, 352

Patches

Windows 95 IRDA support, 209

Windows 95 USB support, 200

PCHealth tools, 421–425

PCI Special Interest Group (SIG), 55, 509

PCI/PCI-2

bus, described, 51–52, 509

mini-PCI, 55

motherboard slots, 38 (fig.), 40(fig.)

north and south bridges, 54, 66

PCMCIA (PC cards), 54–55, 509

PDAs (Personal Data Assistants)

described, 122, 509

stylus, 116

synchronization, 122–123

Pearson VUE and test registration, 28–29

Peer-to-peer connections and Home Networking Wizard, 434–435

Peer-to-peer networks, 228

Pentium (early, 60MHz to 200MHz) processors, 69

Pentium 4 processor, 72–73

Pentium II/III processors, 70–71

Pentium Pro processor, 69

Performance Monitor, 359

Permissions, 354–355

PGA sockets, 67

Physical layer, OSI reference model, 226

Pin Grid Array (PGA) chip package, 41

PING command, DOS, 233, 245

PIO (Programmable Input/Output), 171

Pixels, 86, 119, 133

Planars. See Motherboards

PnP (Plug-and-Play), 49, 51, 510

Pointing devices. See Mouse/Pointer devices

POP, 396–397

Port replicators for laptops, 124

Ports

connections on motherboards, 39–40

described, 192

external, 192

Game/MIDI, 40 (fig.), 66, 115–116, 121, 192 (fig.)

IEEE 1394/Firewire, 200–201

IRDA-enabled, 209

parallel, 38 (fig.), 40(fig.), 192 (fig.), 194–195

PS/2, 39–40, 41, 67, 192 (fig.), 196–197

serial, 38 (fig.), 40(fig.), 174(fig.), 192 (fig.), 195–196

SVGA video, 192, 192 (fig.)

USB, 52, 192 (fig.), 196–197, 198–200

video connectors, 197–198

POST (Power-On Self-Test)

audible/visual error codes, 49–50

defined, 510

video support, 142

POST/BIOS, 310

POTS (Plain Old Telephone Service), 117, 242, 510

Power failure and UPS, 43–44

Power management

Energy Star compliant monitors, 141, 142

Windows 2000, 391

Power supply

battery power, 124–125

connector wiring, 44 (fig.)

motherboard connectors, 38 (fig.), 40(fig.)

surge suppressors, 44

troubleshooting, 43

POWER.EXE, 294

Preemptive multitasking, 278

Presentation layer, OSI reference model, 226

Preventive maintenance. See Maintenance

PRI (Primary Rate Interface), 241

Primary partitions, 166–167

Print Server, 229

Printers

described, 142

digital pictures, 151

dot matrix printers, 145–146, 152

dye sublimination, 151

impact printers, 143

ink dispersion, 150–151

ink jet printers, 145–146, 152

IRQs, 107

laser printers, 44, 143, 146–153

parallel port standards, 143–144

print queues and spooler, 144–145

problems, 149, 151, 52–153

thermal ink printers, 143

Windows 2000, 393–394

Windows 9.x, 324–325

Windows ME, 429–431

Windows NT, 363–364

Windows XP, 471–472

Problems. See Troubleshooting

Processors/CPUs

386DX/SX/SL, 68–69

486DX/SX/DX2, 69

AMD 5X86 (K5), 69

AMD Athlon and Duron, 71

AMD Athlon XP, 71–72

AMD K6, 70

cache levels, 65, 87

Celeron, 70

chipsets and controllers, 65–67

clock and bus speeds, 64–65

cooling fans and heat sinks, 73

CPU defined, 63–64

Cyrix 5X86, 69

Cyrix 6X86MX, 70

defined, 501

liquid cooling, 73–74

Pentium 4, 72–73

Pentium II/III, 70–71

Pentium Pro, 69

Pentiums (early, 60MHz to 200MHz), 69

PGA and SPGA, 67

protected mode, 68

real mode, 68

SEC and SEP, 67

slots and sockets, 41–42

thermal compounds, 75

virtual real (protected) mode, 68

VRM, 75

Xeon, 70

Professional Edition, Windows XP, 450–451

Profiles

Windows 2000, 392–393

Windows ME, 425–429

Windows XP, 470–471

PROM (Programmable Read-Only Memory) chips, 48, 510

Prometric and test registration, 28–29

Protected mode, 68, 310

Protocols, network, 232–234. See also specific protocols

PS/2 mouse

connector and motherboards, 39–40, 41, 67, 192

IRQ, 107, 115

using, 115

---