ISPs (Internet service pro-viders), 44

 

J

 

jacks, 40, 73. See also con-necting

 

Joining networks, 123

 

 

K

 

Kerberos user authentica-tion, Windows, 130

 

Keyboards, 35, 65-66

Key fobs, 135

Keypads, 135

Keys

physical, 135

special function (Fn), 78-79

 

L

 

Land Grid Array (LGA), 4

 

Landscape mode, 152

 

Languages, Windows, 110

 

LANs (local-area net-works), 57

 

Laptops

 

display components, 76-77 features, 77-80

 

hardware

 

expansion options, 61-64 replacing devices, 64-75

locks, 80

tablets, comparing, 158 troubleshooting, 196-200

Laser printers, 81-83

 

Layout setting (Control Panel), 119

 

LCD-CCFL (cold cathode fluorescent), 76

 

LCD (liquid crystal dis-plays), 34, 76

 

LDAP (Lightweight Directory Access Protocol), 49

 

Least privileges, 140-141

 

LEDs (light emitting diodes), 34, 76

 

 

Levels of caches, 3

 

LGA (Land Grid Array), 4

 

Lifting equipment, 92

 

light emitting diodes, See LEDs

 

lights, 40. See also heat

 

Lightweight Directory Access Protocol (LDAP), 49

 

Line-of-sight connections, 57

 

Link-local addresses, 46

 

Liquid crystal displays (LCDs), 34, 76

 

Local-area networks (LANs), 57

 

Local Security Policy, 114

 

Locks

 

cables, 80

 

doors, 135

 

laptops, 80

 

Logs, events, 163

 

Loopbacks

 

addresses, 44

 

plugs, 59

 

M

 

MAC (Media Access Control) addresses, SOHO routers, 51

 

Magnetic drives, 24

 

Maintenance

 

inkjet printers, 84

 

Wi-Fi antennas, 77

 

Windows, 127

 

malicious software, 196. See also security

 

Managing

 

air, 94

 

cables, 93

Network Address Translation (NAT)

 

 

operating systems

 

overview of, 97

 

Windows, 98-108. See also Windows

 

SNMP, 49

 

systems, 118

 

MANs (metropolitan-area

 

Networks), 57

 

Mantraps, 135

 

Mapping

 

drives, 30, 123

 

GPS, 153

 

Material safety data sheets (MSDSs), 94

 

MBRs (master boot records), 139

 

MD (MKDIR) command-line tool, 112

 

Mean time between failures (MTBF), 81

 

Media storage, 23-29

 

Memory

 

32-bit versus 64-bit CPUs,

 

1-2 caches, 3

 

clock rates, 2 dual-channel/triple-channel, 9-10

 

flash. See flash, memory parity, 11

 

printers, 83 replacing, 68

 

troubleshooting, 164-170 VRAM, 11

 

Mesh networks, 58

 

Metropolitan-area networks (MANs), 57

 

Mice, 35

 

Microphones, 35-36

 

 

Mini-PCIe cards, replacing, 69-70

 

MMC (Microsoft Management Control) pro-gram, 118

 

Mobile devices

 

applications, downloading, 151

 

comparing, 158

 

email configuration, 157-158

 

GPS, 153

 

network connectivity, 154-157

 

operating systems, 149-154

 

resetting, 153

 

security, 157

 

synchronizing, 159-160

 

Mobile hotspot connections, 57

 

Models, WDDM, 98

 

Modems, 47, 59

 

Modes, 152

 

Modifying

 

passwords, 139

 

resolution, 119

 

screen orientation, 151-152

 

Monitoring, 33-35

 

devices, 49

 

replacing, 70-71

 

monochrome laser printers, 82. See also laser printers

 

Motherboards, 1, 15

 

expansion cards/slots, 17-19

 

form factors, 16-17

 

multiprocessors, 2-3

 

replacing, 73-74

 

troubleshooting, 164-170

 

 

Moving

 

equipment, 92

 

screens, 151-152

 

MSConfig, 116

 

MSDSs (material safety data sheets), 94

 

MSInfo32, 118

 

MSTSC program, 118

 

MTBF (mean time between failures), 81

 

Multiboot installations, 109

 

Multimeters, 59

 

Multimode fiber optic cables, 39

 

Multiple monitors, 35

 

multiple operating systems, 131-133. See also OSs

 

Multiprocessors, 2-3

 

N

 

Naming, DNS, 48

 

NAS (network-attached

 

Storage), 30, 59

 

NAT (Network Address

 

Translation), 46, 51

 

Natural fibers, 95

 

Navigating

 

Control Panel, Windows, 118-121

 

directories, 104-105

 

Registry, 105-106

 

Near letter quality (NLQ), 87

 

NET command-line tool, 112

 

NETSTAT command-line tool, 112

 

Network Address

 

Translation (NAT), 46, 51

216 network-attached storage (NAS)

 

 

Network-attached storage (NAS), 30, 59

 

Network Connections set-ting (Control Panel), 120

 

network interface cards. See NICs

 

Network management sys-tem (NMS), 49

 

Network Map feature (Windows 7), 123

 

Networks, 1

 

cables, 39 coaxial, 43

fiber optic, 39-40 twisted-pair, 40-42

clients, Windows, 121-126 connections, mobile devic-es, 154-157

 

devices, 58-59 Internet

 

cable connections, 52-53 cellular (mobile hotspot) connections, 57 connections, 52

dial-up networking con-nections, 55-56

 

DSL connections, 53-55 fiber optic connections, 56

ISDN connections, 57 line-of-sight connections, 57

 

satellite connections, 56-57

 

WiMAX connections, 57 maintenance, 89-90 printers, 88

 

remote installations, 109 requirements, 133

 

 

settings, Windows, 110 SOHO routers, configuring, 51-52

 

TCP/IP, 44-48 tools, 59 topologies, 58

 

troubleshooting, 182-185 types, 57

 

wired, SOHO security, 146 wireless, 46, 50

 

routers, 51-52 security, 145-146

Network Setup Wizard set-ting (Control Panel), 120

New Technology File

System. See NTFS

NICs (network interface cards), 30

properties, configuring, 126

TCP/IP, 44

NLQ (near letter quality), 87

NMS (network manage-ment system), 49

Nonvolatile RAM (NVRAM), 11

Notepad, 118