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Troubleshooting the Troubleshooting the Windows ComputerWindows Computer
Basic TroubleshootingBasic Troubleshooting
SkillsSkills
For Windows-BasedFor Windows-Based
ComputersComputers
Basic TroubleshootingBasic Troubleshooting
SkillsSkills
For Windows-BasedFor Windows-Based
ComputersComputers
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ObjectivesObjectivesObjectivesObjectives
• Identify hardware and operating system problems
• Repair basic hardware and software problems
• List basic maintenance procedures
• Describe basic troubleshooting techniques
• Identify hardware and operating system problems
• Repair basic hardware and software problems
• List basic maintenance procedures
• Describe basic troubleshooting techniques
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To find out why something
To find out why something
doesn’t work and
doesn’t work and
to fix the problem.
to fix the problem. To isolate the source
To isolate the source
of a problem and fix
of a problem and fix
it.it.
To extinguish
To extinguish
technological
technological
pyrotechnics
pyrotechnics
Troubleshooting Troubleshooting ProcessesProcesses
and Techniquesand Techniques
TroubleshootingTroubleshootingThe DefinitionThe Definition
TroubleshootingTroubleshootingThe DefinitionThe Definition
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BIOSBIOSBIOSBIOS
CMOSCMOSCMOSCMOS
PowerSupplyPowerSupply
HDDHDDHDDHDD
FDDFDDFDDFDD
RAMRAMRAMRAM
CPUCPUCPUCPUBatteryBatteryBatteryBattery
ClockClockClockClock
Expansion SlotsExpansion Slots
The Startup ProcessThe Startup ProcessThe Startup ProcessThe Startup Process
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BIOSBIOSBIOSBIOS
CMOSCMOSCMOSCMOS
PowerSupplyPowerSupply
HDDHDDHDDHDD
FDDFDDFDDFDDRAMRAMRAMRAM
CPUCPUCPUCPUBatteryBatteryBatteryBattery
ClockClockClockClock
Expansion SlotsExpansion Slots PortsPorts
The POSTThe POSTThe POSTThe POST
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BIOSBIOSBIOSBIOS
CMOSCMOSCMOSCMOS
PowerSupplyPowerSupply
HDDHDDHDDHDD
FDDFDDFDDFDDRAMRAMRAMRAM
CPUCPUCPUCPUBatteryBatteryBatteryBattery
Expansion SlotsExpansion Slots PortsPorts
The POSTThe POSTThe POSTThe POST
ClockClockClockClock
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BIOSBIOSBIOSBIOS
CMOSCMOSCMOSCMOS
PowerSupplyPowerSupply
HDDHDDHDDHDD
FDDFDDFDDFDDRAMRAMRAMRAM
CPUCPUCPUCPUBatteryBatteryBatteryBattery
PortsPorts
ClockClockClockClock
Dis
pla
y A
dap
ter
Dis
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dap
ter
Di s
pla
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dap
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Dis
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dap
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The POSTThe POST
BIOSBIOSBIOSBIOS
CMOSCMOSCMOSCMOS
PowerSupplyPowerSupply
HDDHDDHDDHDD
FDDFDDFDDFDDRAMRAMRAMRAM
CPUCPUCPUCPUBatteryBatteryBatteryBattery
PortsPorts
ClockClockClockClock
Dis
pla
y A
dap
ter
Dis
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dap
ter
Di s
pla
y A
dap
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Dis
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dap
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The POSTThe POST
BIOSBIOSBIOSBIOS
CMOSCMOSCMOSCMOS
PowerSupplyPowerSupply
HDDHDDHDDHDD
FDDFDDFDDFDDRAMRAMRAMRAM
CPUCPUCPUCPUBatteryBatteryBatteryBattery
PortsPorts
ClockClockClockClock
Dis
pla
y A
dap
ter
Dis
pla
y A
dap
ter
Di s
pla
y A
dap
ter
Dis
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y A
dap
ter
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The POSTThe POST
BIOSBIOSBIOSBIOS
CMOSCMOSCMOSCMOS
PowerSupplyPowerSupply
HDDHDDHDDHDD
FDDFDDFDDFDDRAMRAMRAMRAM
CPUCPUCPUCPUBatteryBatteryBatteryBattery
PortsPorts
ClockClockClockClock
Dis
pla
y A
dap
ter
Dis
pla
y A
dap
ter
Di s
pla
y A
dap
ter
Dis
pla
y A
dap
ter
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The POSTThe POST
BIOSBIOSBIOSBIOS
CMOSCMOSCMOSCMOS
PowerSupplyPowerSupply
HDDHDDHDDHDD
FDDFDDFDDFDDRAMRAMRAMRAM
CPUCPUCPUCPUBatteryBatteryBatteryBattery
PortsPorts
ClockClockClockClock
Dis
pla
y A
dap
ter
Dis
pla
y A
dap
ter
Di s
pla
y A
dap
ter
Dis
pla
y A
dap
ter
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The Boot DiskFinding an Operating System
The Boot DiskFinding an Operating System
Drive A:Drive A: Drive C:Drive C:io.sysio.sysmsdos.sysmsdos.sys
io.sysio.sysmsdos.sysmsdos.sys????
RAMRAM
BootBoot
RecordRecord
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The Bootup ProcessThe Bootup Processio.sys
sysinit
msdos.sys
config.sys
command.com
autoexec.bat
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The Win 95/98 Bootup Process
The Win 95/98 Bootup Process
vmm32
kernel386.exe
gdi.exe
user.exe
resourcesfonts
win.ini
windowsshell
desktop
network
startup
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What to DoWhat to DoWhen...When...
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ProblemProblem#1#1
NothingNothing
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ProblemProblem#1#1
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ListenListen
CheckCheckCableCable
CheckCheckOutletOutlet
CheckCheckSurgeSurge
ProtectorProtector
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ProblemProblem#2#2
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MonitorMonitorOn?On?
PowerPowerSourceSource
SwitchSwitchMonitorsMonitors
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ProblemProblem#3#3
No MemNo MemTestTest
Mem TestMem TestHangsHangs
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ProblemProblem#3#3
•Bad Memory ModuleBad Memory Module
•Loose Memory ModuleLoose Memory Module
•Incompatible MemoryIncompatible Memory Module Module
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ProblemProblem#4#4
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ProblemProblem#4#4
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Spinningup?
Cables?
Activating?
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faskjfals
akdfjk
fak
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alfaksf
ksf;al
Asj;
faskjfals
akdfjk
fak
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laghd
InformationGathered CMOS
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ProblemProblem#5#5
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Remove FD RestartComputer
CheckCMOS
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The Incomplete Boot!The Incomplete Boot!
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Restart the ComputerRestart the Computer
Start in Safe ModeStart in Safe Mode
Step by Step StartStep by Step Start
Create a bootlog fileCreate a bootlog file
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Dealing WithProblems After Startup
Dealing WithProblems After Startup
PrintersPrinters FreezesFreezes GPFGPF
NetworkNetworkOut ofOut of
MemoryMemoryVirusesViruses
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Dealing WithProblems After Startup
Dealing WithProblems After Startup
PasswordsPasswordsInternetInternetAccessAccess
ErrorErrorMessagesMessages
InternetInternetWallpaperWallpaper
LostLostFilesFiles
ScreenScreenSaverSaver
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Dealing WithProblems After Startup
Dealing WithProblems After Startup
DiagnosticDiagnosticUtilitiesUtilities
DeviceDeviceManagerManager
Win98Win98DiagnosticDiagnostic
ToolsTools
PreventativePreventativeMaintenanceMaintenance
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Troubleshooting PrinterProblems
Troubleshooting PrinterProblems
PowerPowerSourceSource
PrinterPrinterCableCable
InkInkCartridgeCartridge
PrinterPrinterTest PageTest Page
PropertiesPropertiesTest PageTest Page
PrinterPrinterOnlineOnline
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Troubleshooting PrinterProblems
Troubleshooting PrinterProblems
MoveMovePrinter TestPrinter Test
DifferentDifferentPrinter TestPrinter Test
Print JobPrint JobSpoolingSpooling
Basic AppBasic AppPrint TestPrint Test
Your AppYour AppPrint TestPrint Test
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Lockups, Crashesand Freezes
Lockups, Crashesand Freezes
What to Do When You Can’t Do Anything
What to Do When You Can’t Do Anything
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Ctrl - AltCtrl - AltDelDel
ShutShutDownDownEnd TaskEnd Task RestartRestart
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GPF’s and Other MaladiesGPF’s and Other Maladies
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GPFGPF
IllegalIllegalOperationsOperations InvalidInvalid
PagePageFaultFault
CrashCrashabendabend
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Memory LeaksMemory Leaks
A bug in a program that prevents A bug in a program that prevents it from freeing up memory that it it from freeing up memory that it no longer needs. As a result, the no longer needs. As a result, the program grabs more and more program grabs more and more memory until it finally crashes memory until it finally crashes
because there is no more because there is no more memory left.memory left.
A bug in a program that prevents A bug in a program that prevents it from freeing up memory that it it from freeing up memory that it no longer needs. As a result, the no longer needs. As a result, the program grabs more and more program grabs more and more memory until it finally crashes memory until it finally crashes
because there is no more because there is no more memory left.memory left.
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Network ProblemsNetwork Problems
LogonLogonLinkLinkLightLightOtherOther
UsersUsersNetworkNetworkCableCableNetworkNetwork
DeviceDeviceNetworkNetworkSettingsSettingsNetworkNetwork
ManagerManager
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VirusesViruses
SoftwareSoftwareprogramprogram
used to infectused to infecta computera computer
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Password AnnoyancesPassword Annoyances
• Passwords are case sensitive
• Passwords can expire
• Don’t forget it
• Don’t make it obvious
• Can be different for network and local computer
• Passwords are case sensitive
• Passwords can expire
• Don’t forget it
• Don’t make it obvious
• Can be different for network and local computer
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Internet TroublesInternet Troubles
Internet Options Control Panel
Internet Options Control Panel
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Internet OptionsInternet OptionsControl PanelControl Panel
Internet SettingsChecks
Internet SettingsChecks
General TabGeneral Tab
Connection TabConnection Tab
Program TabProgram Tab
NetworkNetworkControl PanelControl Panel
IPIPSubnetSubnet
WINSWINS
DNSDNS
GatewayGateway
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Error MessagesTheir Cause and Cures
Error MessagesTheir Cause and Cures
• Do you want to save changes?
• The device is not ready!
• Item shortcut refers to has been moved or changed
• Disk is full
• Replace existing file?
• Specified path is invalid
• Do you want to save changes?
• The device is not ready!
• Item shortcut refers to has been moved or changed
• Disk is full
• Replace existing file?
• Specified path is invalid
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Lost FilesLost Files
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Eliminate Screen SaversEliminate Screen Savers
Click on…– ‘Start / Find / Files or Folders’
Search for…*.scr
Delete all .scr filesScreensaver “none” will be left
Click on…– ‘Start / Find / Files or Folders’
Search for…*.scr
Delete all .scr filesScreensaver “none” will be left
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Internet WallpaperInternet Wallpaper
Search for... “Internet Explorer Wallpaper.bmp” “Netscape Wallpaper.bmp”
Right Mouse Click on File Go to “Properties” Change Attribute to “Read Only”
Search for... “Internet Explorer Wallpaper.bmp” “Netscape Wallpaper.bmp”
Right Mouse Click on File Go to “Properties” Change Attribute to “Read Only”
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Third Party DiagnosticPrograms
Third Party DiagnosticPrograms
NortonNortonUtilitiesUtilities
QA PlusQA Plus
Check ItCheck ItProPro
ExpertExpertCheckCheck
Nuts-N-BoltsNuts-N-Bolts
FirstAid 98FirstAid 98
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Device ManagerDevice Manager
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Win 98 Diagnostic ToolsWin 98 Diagnostic Tools
System Monitor
System Information
Resource Meter
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Computer MaintenanceProcedures
Computer MaintenanceProcedures
DefragmenterDefragmenter
Scan DiskScan Disk
System File CheckerSystem File Checker
BackupBackup
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