Rosewill Computer Case 422 Technical Information Seite 123
- Seite / 150
- Inhaltsverzeichnis
- FEHLERBEHEBUNG
- LESEZEICHEN
Bewertet. / 5. Basierend auf Kundenbewertungen
934
memory
memory
access time, 216
addresses, 108
buffer, ODDs, 337
buying, 216-217
cache, 51-52
adding, 220
capacities, 209
CL ratings, 216-217
CMOS, 100
ESCD, 109
design components, 453
double-sided, 208
dual-channel, 212-214
dual-voltage, 217
ECC, 208
features, 207-209
Flash, 11, 226-227
fully buffered memory, 208
installed amount, determining,
211
installing, 218-220
laptops, removing, 130
managing, 225
mobile devices, 207, 220
module type amounts, deter-
mining, 212-215
monitoring, 223-224
motherboard chip support, 205
motherboard maximums, 211
multi-core processor access, 55
non-parity, 208
operating system requirements,
210-211
PAE, 223
pages, 221
parity, 208-209
physical packaging, 203-204
printers, upgrading, 420
quadruple-channel, 215
RAM
defined, 10
mobile devices, 11
over 4GB, 214
performance, 203
ROM, compared, 202
types, 203
video, 400
RAM sticks power consump-
tion, 152
refreshing, 203
registered, 208
removing, 218
requirements, 203, 209-211
researching, 216-217
ROM
compared, 202
defined, 10
safety, 218
sample advertisements, 216
shared system, 400
single-sided, 208
SO-DIMM advertisements, 217
software instructions, fetching,
203
SPD, 208
speed, 216-217
technologies, 205-206
triple-channel, 215
troubleshooting, 225-226
types, 10
unbuffered, 208
upgrading, 225
video, 399-400
virtual, 221-222, 304
wear leveling, 263
Windows 7 requirements, 584
Windows Memory Diagnostic
Tool, 617
write amplification, 263
memory, flash, thumb drives, 227
memory card readers, 359
memory controller hub
(MCH), 77
Memory Diagnostics tool
(Windows), 225
memory optimal error message, 186
Memory size decrease error mes-
sage, 186
Memory Sticks, 358
Memory test fail message, 186
mentoring skills, 713
menus, context (Windows), 480
mesh topology, 734
Message Signaled Interrupt (MSI),
106
Messaging Application Program-
ming Interface), 779
metal oxide varistors (MOVs), 156
meter rules (electricity), 135
MetroE (MetroEthernet), 783
metropolitan area networks
(MANs), 728
mice, 13
cleaning, 18
configuring, 647-648
mechanical, 13
optical, 13
ports, 12
PS/2 ports, 36
troubleshooting, 18
micro pin grid array (μPGA)
sockets, 57
microdrives, 226
microHDMI connectors, 20
microphones
mobile devices, 350
sound designs, 458
Windows, 348
microprocessor. See processors
microSD cards, 226
Microsoft
Hardware-Assisted Virtualiza-
tion Detection Tool, 594
Management Console. See
MMC
Setup Manager, 589
Microsoft Deployment Toolkit
(MDT), 589
Microsoft Excel extension (XLS/
XLSX), 485
Microsoft Magnifier, 649
Microsoft OneNote file (ONE)
extension, 485
Microsoft Paint (PNG) extension,
485
Microsoft Paintbrush (PCX)
extension, 485
Microsoft PowerPoint (PPT/PPTX)
extension, 485
Microsoft Security Baseline
Analyzer. See MBSA
Microsoft Security Essentials, 587
Microsoft Word (DOC/DOCX)
extension, 485
- Guide to PCs 2
- Complete CompTIA 3
- Contents at a Glance 4
- Contents 10
- Contents 11
- About the Author 19
- Dedication 20
- Acknowledgments 20
- We Want to Hear from You! 21
- Reader Services 21
- It Pays to Get Certified 22
- CompTIA Career Pathway 23
- Steps to Certication 23
- Content Seal of Quality 24
- Why CompTIA? 24
- Introduction 25
- Organization of the Text 26
- Features of This Book 27
- IT work 31
- CompTIA A+ Exam Objectives 32
- CompTIA Exam Objectives 33
- Disassembly 36
- Disassembly Overview 37
- Electrostatic Discharge (ESD) 37
- Opening the Case 41
- Cables and Connectors 41
- Snug connections 43
- Storage Devices 45
- Motherboards 46
- Mobile Device Issues 47
- Reassembly 49
- Preventive Maintenance 49
- Basic Electronics Overview 51
- Electronics Terms 51
- Good connection Broken wire 53
- Power Supply Overview 54
- Power Supply Form Factors 55
- Tech Tip 56
- Purposes of a Power Supply 58
- Power Supply Voltages 60
- Mobile Device Power 61
- Keep Li-ion batteries cool 63
- Power Interface) 64
- Windows power management 65
- Watch the wattage 68
- Solving Power Supply Problems 70
- Adverse Power Conditions 71
- Adverse Power Protection 72
- Surge Protectors 72
- Line Conditioners 74
- Figure 4.32 Line conditioner 75
- Figure 4.33 Sine wave and 75
- Standby Power Supply (SPS) 77
- Electrical Fires 78
- Computer Disposal/Recycling 79
- Chapter Summary 81
- Review Questions 82
- Exercises 85
- External Cables 86
- Computer Case Removal 86
- Adapter Placement 86
- Motherboard 88
- Lab 4.3 Amps and Wattage 89
- Lab 4.4 Continuity Check 89
- Lab 4.5 Pin-Out Diagramming 90
- Lab 4.6 Fuse Check 91
- Lab 4.7 Using a Multimeter 91
- Figure 4.38 AC outlet 93
- GND to hot 120VAC 93
- GND to neutral 0VAC 93
- Hot to neutral 120VAC 93
- +5 volts 95
- +12 volts 95
- Activities 97
- Critical Thinking Skills 99
- A+ Certification Exam Tips 99
- Complete PC Restore tool 107
- FireWire 114
- IRQs (Interrupt Requests) 120
- PBs (petabytes) 129
- Setup program 136
- SSDs (solid state drives) 138
- SSDs (solid state drives) 139
- TBs (terabytes) 140
- troubleshooting 143
- video 145
- Windows 147
- Windows Vista 148
- Windows Vista 149
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