HP Pro 4300 100, 103, 105, 110, 112, 114, 116, 118, 121, 123, 125, 127, 129, 131, 132, 133, 134

Page 6

Fan	63
Converter Board	65
Sidekey Board	67
System Board Shield	69
WLAN Module	71
Speakers	73
Stand bracket	75
System Board	77
Hard Drive and Optical Drive Cables and Connectors	80
Display Cable	82
Front Bezel	84
Display Panel	85
Power Switch Assembly	89
7 Troubleshooting Without Diagnostics	91
Safety and Comfort	91
Before You Call for Technical Support	91
Helpful Hints	92
Solving General Problems	94
Solving Power Problems	98
Solving Hard Drive Problems	100
Solving Media Card Reader Problems	103
Solving Display Problems	105
Solving Audio Problems	110
Solving Printer Problems	112
Solving Keyboard and Mouse Problems	114
Solving Hardware Installation Problems	116
Solving Network Problems	118
Solving Memory Problems	121
Solving Processor Problems	123
Solving CD-ROM and DVD Problems	123
Solving USB Flash Drive Problems	125
Solving Front Panel Component Problems	127
Solving Internet Access Problems	127
Solving Software Problems	129
Contacting Customer Support	131
8 HP PC Hardware Diagnostics	132
Why run HP PC Hardware Diagnostics	132
How to access and run HP PC Hardware Diagnostics	133
Downloading HP PC Hardware Diagnostics to a USB device	134

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Contents Maintenance & Service Guide Maintenance & Service Guide About This Book IiiTable of contents Sata Data Cable Smart ATA Drives Hard Drive Capacities 105 100103 110All-in One Models 152 ViiiProduct Features OverviewPage Front Components 1Front ComponentsComponent Side Components 2Side ComponentsRear Components 3Rear ComponentsAdjusting Tilt 5Adjusting Tilt Product FeaturesActivating and Customizing the Software Activating and customizing the software in WindowsActivating the Windows operating system Downloading Windows 7 updates Installing or upgrading device driversCustomizing the monitor display Downloading Windows 8 updates Click Settings Change PC SettingsComputer Setup F10 Utility Computer Setup F10 UtilitiesUsing Computer Setup F10 Utilities Computer Setup F10 Utilities1Computer Setup F10 Utility Computer Setup-File Computer Setup F10 Utility2Computer Setup-File Sata Defaults Computer Setup-Storage3Computer Setup-Storage OptionDescriptionSata Emulation Removable Media BootStorage Options ESATA Port Max eSATA SpeedBoot Order Shortcut to Temporarily Override Boot OrderDPS Self-Test Computer Setup-Security 4Computer Setup-SecuritySlot Security Network BootMaster Boot Record System IDsSystem Security Secure Boot ConfigurationDriveLock Security Computer Setup-Power 5Computer Setup-PowerComputer Setup-Advanced 6Computer Setup-Advanced for advanced usersOption Heading Power-On Options Bus Options Bios Power-OnOnboard Devices Device OptionsRecovering the Configuration Settings VGA ConfigurationAMT Configuration Sata Hard Drives Serial ATA Sata Drive Guidelines and FeaturesSerial ATA Hard Drive Characteristics Sata Hard Drive CablesSmart ATA Drives Hard Drive CapacitiesRoutine Care and Disassembly Preparation Preventing Electrostatic Damage to Equipment Electrostatic Discharge InformationGenerating Static Relative Humidity Event 55% 40% 10%Recommended Materials and Equipment Personal Grounding Methods and EquipmentGrounding the Work Area Static Shielding Protection LevelsOperating Guidelines Cleaning the Keyboard General Cleaning Safety PrecautionsCleaning the Computer Case Routine CareCleaning the Mouse Service ConsiderationsCleaning the Monitor Tools and Software RequirementsCables and Connectors Lithium Coin Cell BatteryHard Drives Removal and Replacement Procedures All-in One AIO Chassis Preparing to Disassemble the ComputerHinge Cover Panel Page Memory Access Panel Page Drive Access Panel Page Optical Drive Page Hard Drive 16Removing the hard drive mounting screws Hard Drive Slide the hard drive out of the cage Memory 1Identifying Sodimm locations Location System Board Label ChannelPage Page Replacing the Battery Lift the battery out of its holder 26Removing and replacing a coin cell battery Type Heat Sink Cover Lift the cover from the computer Heat Sink Thermal Module Page Processor Remove the heat sink see Heat Sink Thermal Module onPage Top Panel Webcam Module Page Stand Rear Cover Fan 44 Fan screws Converter Board CMI Sidekey Board Disconnect the cable from the sidekey board System Board Shield 52System board shield location System Board ShieldPage Wlan Module Page Speakers Page Stand bracket Page System Board Updating Smbios Information Press F10 to enter Computer Setup Setup Field Name Comment LabelSystem Board Hard Drive and Optical Drive Cables and Connectors Page Display Cable Page Front Bezel Lift the main system bracket assembly off the front bezel Display PanelPage Page Samsung Power Switch Assembly Page Troubleshooting Without Diagnostics Safety and Comfort Before You Call for Technical SupportHelpful Hints Page 1Solving General Problems Solving General ProblemsTroubleshooting Without Diagnostics Computer date and time display is incorrect Cause SolutionCannot remove computer cover or access panel Cause Solving General ProblemsThere is no sound or sound volume is too low Cause Solution Poor performance Cause SolutionAll apps icon Under Windows System, click RunCause Solution Solving Power Problems 2Solving Power ProblemsPower supply shuts down intermittently Cause Solution Solving Power Problems Solving Hard Drive Problems 3Solving Hard Drive ProblemsSolving Hard Drive Problems Computer seems to be locked up Cause Solution 4Solving Media Card Reader Problems Solving Media Card Reader ProblemsSolving Media Card Reader Problems Can not write to the media card CauseComputer’s software is used to safely eject the card Solving Display Problems Solving Display Problems5Solving Display Problems Dim characters Cause Solution Image is not centered Cause Solution No Connection, Check Signal Cable displays on screen CauseSelect ImageControl/ Horizontal Position or Vertical Out of Range displays on screen Cause Certain typed symbols do not appear correct Cause Solving Audio Problems 6Solving Audio ProblemsThere is no sound or sound volume is too low Cause Solving Audio ProblemsSound from headphones is not clear or muffled Cause Line-in jack is not functioning properly CausePrinter will not print Cause Solution Solving Printer Problems7Solving Printer Problems Printer will not turn on Cause SolutionSolving Printer Problems Printer prints garbled information Cause SolutionSolving Keyboard and Mouse Problems 8Solving Keyboard ProblemsSolving Keyboard and Mouse Problems 9Solving Mouse ProblemsControl Panel , and then select Device Manager Solving Hardware Installation Problems10Solving Hardware Installation Problems Security USB SecuritySolving Hardware Installation Problems Computer will not start Cause SolutionSolving Network Problems 11Solving Network ProblemsSolving Network Problems Network status link light never flashes Cause SolutionManager Diagnostics reports a failure Cause Solving Memory Problems Memory count during Post is wrong Cause Solution 12Solving Memory ProblemsOut of memory error Cause Solution Insufficient memory error during operation Cause SolutionSolving Processor Problems Solving Processor ProblemsSolving CD-ROM and DVD Problems 13Solving Processor ProblemsSecurity Network Boot Movie will not play in the DVD drive Cause SolutionSolving USB Flash Drive Problems Cannot eject compact disc tray-load unit Cause15Solving USB Flash Drive Problems USB flash drive not found identified Cause SolutionSystem will not boot from USB flash drive Cause Solution Solving Front Panel Component Problems Solving Front Panel Component ProblemsSolving Internet Access Problems Ports are set to Enabled in Security USB SecuritySelect Start Control Panel Click Internet OptionsSolving Software Problems Solving Software ProblemsTroubleshooting Without Diagnostics Contacting Customer Support HP PC Hardware Diagnostics Why run HP PC Hardware DiagnosticsHow to access and run HP PC Hardware Diagnostics Downloading HP PC Hardware Diagnostics to a USB device System Restore Backup and RecoveryRestoring and recovering in Windows System RecoverySystem Recovery when Windows is responding Backup and RecoverySystem Recovery when Windows is not responding Creating recovery media Using recovery media Backup and recovery in Windows Backing up your informationPerforming a system recovery Backup and recovery in Windows 8Follow the on-screen instructions Using f11 recovery tools Post Error Messages 1Numeric Codes and Text Messages Post Error MessagesPost Numeric Codes and Text Messages Control panel message Description Recommended actionInterpreting Post Diagnostic Front Panel LEDs 2Diagnostic Front Panel LEDs and Audible CodesActivity Blink Possible Cause Recommended Action Password Security and Resetting CmosEstablishing a Setup or Power-on Password Establishing a Setup or Power-on PasswordResetting the Setup and Power-on Password Resetting Cmos Power Cord Set Requirements Japanese Power Cord RequirementsGeneral Requirements Country-Specific Requirements Country Accrediting AgencyTable B-1Specifications SpecificationsAppendix B Specifications All-in One ModelsPower Supply Max Operating PowerAll-in One Models Index CmosSata

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