HP Pro 4300 specification

12.Remove the cable from the clip built into the bezel (4), and then remove the power switch assembly from the front bezel.

Figure 6-73Removing the power switch assembly

To install the power switch assembly, reverse the removal procedures.

90 Chapter 6 Removal and Replacement Procedures All-in One (AIO) Chassis

Image 97

HP Pro 4300 manual

Contents

Maintenance & Service Guide Maintenance & Service Guide Iii About This Book Table of contents Sata Data Cable Smart ATA Drives Hard Drive Capacities 103 100105 110 Viii All-in One Models 152 Overview Product FeaturesPage 1Front Components Front ComponentsComponent 2Side Components Side Components 3Rear Components Rear Components 5Adjusting Tilt Product Features Adjusting Tilt Activating and customizing the software in Windows Activating and Customizing the SoftwareActivating the Windows operating system Installing or upgrading device drivers Downloading Windows 7 updatesCustomizing the monitor display Click Settings Change PC Settings Downloading Windows 8 updates Computer Setup F10 Utilities Computer Setup F10 Utility Computer Setup F10 Utilities Using Computer Setup F10 Utilities1Computer Setup F10 Utility Computer Setup F10 Utility Computer Setup-File2Computer Setup-File 3Computer Setup-Storage Computer Setup-StorageSata Defaults OptionDescription Storage Options ESATA Port Removable Media BootSata Emulation Max eSATA Speed Shortcut to Temporarily Override Boot Order Boot OrderDPS Self-Test 4Computer Setup-Security Computer Setup-Security Master Boot Record Network BootSlot Security System IDs System Security Configuration Secure BootDriveLock Security 5Computer Setup-Power Computer Setup-Power 6Computer Setup-Advanced for advanced users Computer Setup-AdvancedOption Heading Power-On Options Onboard Devices Bios Power-OnBus Options Device Options VGA Configuration Recovering the Configuration SettingsAMT Configuration Serial ATA Hard Drive Characteristics Serial ATA Sata Drive Guidelines and FeaturesSata Hard Drives Sata Hard Drive Cables Hard Drive Capacities Smart ATA Drives Routine Care and Disassembly Preparation Generating Static Electrostatic Discharge InformationPreventing Electrostatic Damage to Equipment Relative Humidity Event 55% 40% 10% Grounding the Work Area Personal Grounding Methods and EquipmentRecommended Materials and Equipment Static Shielding Protection Levels Operating Guidelines Cleaning the Computer Case General Cleaning Safety PrecautionsCleaning the Keyboard Routine Care Cleaning the Monitor Service ConsiderationsCleaning the Mouse Tools and Software Requirements Lithium Coin Cell Battery Cables and ConnectorsHard Drives Preparing to Disassemble the Computer Removal and Replacement Procedures All-in One AIO Chassis Hinge 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 Location System Board Label Channel 1Identifying Sodimm locationsPage 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 Remove the heat sink see Heat Sink Thermal Module on ProcessorPage Top Panel Webcam Module Page Stand Rear Cover Fan 44 Fan screws Converter Board CMI Sidekey Board Disconnect the cable from the sidekey board 52System board shield location System Board Shield System Board ShieldPage Wlan Module Page Speakers Page Stand bracket Page System Board Updating Smbios Information Setup Field Name Comment Label Press F10 to enter Computer SetupSystem Board Hard Drive and Optical Drive Cables and Connectors Page Display Cable Page Front Bezel Display Panel Lift the main system bracket assembly off the front bezelPage Page Samsung Power Switch Assembly Page Safety and Comfort Before You Call for Technical Support Troubleshooting Without Diagnostics Helpful Hints Page Troubleshooting Without Diagnostics Solving General Problems1Solving General Problems Computer date and time display is incorrect Cause Solution There is no sound or sound volume is too low Cause Solution Solving General ProblemsCannot remove computer cover or access panel Cause Poor performance Cause Solution Under Windows System, click Run All apps icon Cause Solution 2Solving Power Problems Solving Power ProblemsPower supply shuts down intermittently Cause Solution Solving Power Problems 3Solving Hard Drive Problems Solving Hard Drive Problems Solving Hard Drive Problems Computer seems to be locked up Cause Solution Solving Media Card Reader Problems Solving Media Card Reader Problems4Solving Media Card Reader Problems Can not write to the media card Cause Computer’s software is used to safely eject the card Solving Display Problems Solving Display Problems5Solving Display Problems Dim characters Cause Solution No Connection, Check Signal Cable displays on screen Cause Image is not centered Cause SolutionSelect ImageControl/ Horizontal Position or Vertical Out of Range displays on screen Cause Certain typed symbols do not appear correct Cause 6Solving Audio Problems Solving Audio Problems Sound from headphones is not clear or muffled Cause Solving Audio ProblemsThere is no sound or sound volume is too low Cause Line-in jack is not functioning properly Cause 7Solving Printer Problems Solving Printer ProblemsPrinter will not print Cause Solution Printer will not turn on Cause Solution Printer prints garbled information Cause Solution Solving Printer Problems 8Solving Keyboard Problems Solving Keyboard and Mouse Problems 9Solving Mouse Problems Solving Keyboard and Mouse Problems 10Solving Hardware Installation Problems Solving Hardware Installation ProblemsControl Panel , and then select Device Manager Security USB Security Computer will not start Cause Solution Solving Hardware Installation Problems 11Solving Network Problems Solving Network Problems Network status link light never flashes Cause Solution Solving Network ProblemsManager Diagnostics reports a failure Cause Solving Memory Problems Out of memory error Cause Solution 12Solving Memory ProblemsMemory count during Post is wrong Cause Solution Insufficient memory error during operation Cause Solution Solving CD-ROM and DVD Problems Solving Processor ProblemsSolving Processor Problems 13Solving Processor Problems Movie will not play in the DVD drive Cause Solution Security Network Boot Cannot eject compact disc tray-load unit Cause Solving USB Flash Drive Problems USB flash drive not found identified Cause Solution 15Solving USB Flash Drive ProblemsSystem will not boot from USB flash drive Cause Solution Solving Internet Access Problems Solving Front Panel Component ProblemsSolving Front Panel Component Problems Ports are set to Enabled in Security USB Security Click Internet Options Select Start Control Panel Solving Software Problems Solving Software Problems Troubleshooting Without Diagnostics Contacting Customer Support Why run HP PC Hardware Diagnostics HP PC Hardware Diagnostics How to access and run HP PC Hardware Diagnostics Downloading HP PC Hardware Diagnostics to a USB device Restoring and recovering in Windows Backup and RecoverySystem Restore System Recovery Backup and Recovery System Recovery when Windows is responding System Recovery when Windows is not responding Creating recovery media Using recovery media Backing up your information Backup and recovery in Windows Backup and recovery in Windows 8 Performing a system recoveryFollow the on-screen instructions Using f11 recovery tools Post Error Messages Post Numeric Codes and Text Messages Post Error Messages1Numeric Codes and Text Messages Control panel message Description Recommended action 2Diagnostic Front Panel LEDs and Audible Codes Interpreting Post Diagnostic Front Panel LEDsActivity Blink Possible Cause Recommended Action Cmos Password Security and Resetting Establishing a Setup or Power-on Password Establishing a Setup or Power-on Password Resetting the Setup and Power-on Password Resetting Cmos Japanese Power Cord Requirements Power Cord Set RequirementsGeneral Requirements Country Accrediting Agency Country-Specific Requirements Appendix B Specifications SpecificationsTable B-1Specifications All-in One Models Max Operating Power Power SupplyAll-in One Models Cmos Index Sata