Heat sink | HP Pro 4300 specification

7.Lift the speaker from the inside of the chassis to remove it (2). Figure 7-46Removing the speaker

To install the speaker, reverse the removal procedures.

Heat sink

Description	Spare part number

Heat sink	636919-001

The heat sink is secured atop the processor with four captive Torx screws. The heat sink does not include a fan.

1.Prepare the computer for disassembly (Preparation for Disassembly on page 48).

2.Remove the access panel (Computer Access Panel on page 50).

3.Remove the baffle (Baffle on page 80).

4.Remove the chassis fan (Front Fan Assembly on page 81).

84 Chapter 7 Removal and Replacement Procedures Small Form Factor (SFF) Chassis

Image 92

HP Pro 4300 manual Description Spare part number Heat sink 636919-001

Contents

Maintenance and Service Guide HP Compaq Pro 4300 Small Form Factor Business PC About This Book Table of contents Smart ATA Drives 101 107 163 Product Features Standard Configuration Features Front Panel Components 1Front Panel Components Rear Panel Components 2Rear Panel Components 4Serial Number and Product ID Location Product Features Serial Number Location Activating the Windows operating system Activating and Customizing the SoftwareActivating and customizing the software in Windows Customizing the monitor display Downloading Windows 7 updatesInstalling or upgrading device drivers Downloading Windows 8 updates Click Settings Change PC Settings Computer Setup F10 Utility Computer Setup F10 Utilities Using Computer Setup F10 Utilities 1Computer Setup F10 Utility Computer Setup-File 2Computer Setup-File Computer Setup-Storage 3Computer Setup-StorageSata Defaults OptionDescription Removable Media Boot Storage Options ESATA PortSata Emulation Max eSATA Speed DPS Self-Test Boot OrderShortcut to Temporarily Override Boot Order Computer Setup-Security 4Computer Setup-Security Network Boot Master Boot RecordSlot Security System IDs System Security DriveLock Security Secure BootConfiguration Computer Setup-Power 5Computer Setup-Power Option Heading Power-On Options Computer Setup-Advanced6Computer Setup-Advanced for advanced users Bios Power-On Onboard DevicesBus Options Device Options AMT Configuration Recovering the Configuration SettingsVGA Configuration Serial ATA Sata Drive Guidelines and Features Serial ATA Hard Drive CharacteristicsSata Hard Drives Sata Hard Drive Cables Smart ATA Drives Chassis Designations Small Form Factor SFF Electrostatic Discharge Information Generating StaticPreventing Electrostatic Damage to Equipment Relative Humidity Event 55% 40% 10% Personal Grounding Methods and Equipment Grounding the Work AreaRecommended Materials and Equipment Static Shielding Protection Levels Operating Guidelines General Cleaning Safety Precautions Cleaning the Computer CaseCleaning the Keyboard Routine Care Service Considerations Cleaning the MonitorCleaning the Mouse Power Supply Fan Cables and Connectors Tools and Software RequirementsScrews Hard Drives Lithium Coin Cell Battery Computer major components Illustrated parts catalogSpare parts Description Spare part number Access panel Power supplyHeat sink includes replacement thermal material Front I/O and power switch assembly Description Spare part number Optical drivesExpansion cards Keyboard Mouse Sequential part number listing Spare parts Illustrated parts catalog Spare parts Illustrated parts catalog Spare parts Illustrated parts catalog Spare parts Illustrated parts catalog Spare parts Illustrated parts catalog Spare parts Preparation for Disassembly 1Serial Number and Product ID LocationPage Computer Access Panel Description Spare part number Access panel 636924-001 Front Bezel Description Spare part number Front bezel 695080-001 Bezel Blanks 1System Board Connections System Board Connector System Board Label Color ComponentSystem Board Connections DDR3-SDRAM DIMMs Installing Additional MemoryDIMMs Installing DIMMs Populating Dimm SocketsPage Other boards Removing or Installing an Expansion CardGraphics cards for models with Windows Remove the access panel Computer Access Panel on Page Page Page Page Page Cable Management Drive cables DrivesDescription Spare part number Optical drives 2Drive Positions Installing and Removing DrivesDrive Positions 3Extra Mounting Screws Mounting Screw Device Removing an Internal 5.25-inch Drive Rotate the drive cage back down to its normal position Installing an Optical Drive into the 5.25-inch Drive Bay 24Connecting the Power and Data Cables Drives Removing an Internal 3.5-inch Drive Page Installing a Drive into the 3.5-inch Internal Drive Bay 33Rotating the Drive Cage Down Drives Page 36Raising the Power Supply Drives Page Page Baffle Description Spare part number Baffle 636921-001 Front Fan Assembly Description Spare part number Front fan assembly 636922-001 Front I/O, Power Switch Assembly Remove the chassis fan Front Fan Assembly on Speaker Description Spare part number Speaker 636925-001 Heat sink Description Spare part number Heat sink 636919-001 47Removing the heat sink screws Heat sink Page Processor Page Power Supply Pwrcmd 4Power supply cable system board connector Power supply connector label System board connector System Board Page Battery Type 1 Battery Holder Type 2 Battery Holder Type 3 Battery Holder Using the Small Form Factor Computer in a Tower Orientation Installing a Security Lock HP/Kensington MicroSaver Security Cable Lock Padlock Front Bezel Security Page General Requirements Power Cord Set RequirementsJapanese Power Cord Requirements Country-Specific Requirements Country Accrediting Agency Post Error Messages Post Numeric Codes and Text Messages Table B-1Numeric Codes and Text MessagesControl panel message Description Recommended action Test under Storage DPS Self-test Table B-2Diagnostic Front Panel LEDs and Audible Codes Activity Blinks Possible Cause Activity Blinks Possible Cause Recommended Action Troubleshooting Without Diagnostics Safety and Comfort Before You Call for Technical Support Helpful Hints Refer to Helpful Hints on page 108 in this guidePage Solving General Problems Table C-1Solving General ProblemsComputer date and time display is incorrect Cause Solution Computer will not respond to keyboard or mouse Cause There is no sound or sound volume is too low Cause Solution Cannot remove computer cover or access panel CausePoor performance Cause Solution Advanced Device Options All apps icon Under Windows System, click Run Cause Solution Power supply shuts down intermittently Cause Solution Solving Power ProblemsTable C-2Solving Power Problems Some models, is set to the appropriate voltage. Proper Solving Hard Drive Problems Table C-3Solving Hard Drive Problems Nonsystem disk/NTLDR missing message Cause Solution Computer will not boot from hard drive Cause SolutionStorage Boot Order Device Configuration Computer seems to be locked up Cause Solution Can not write to the media card Cause Solving Media Card Reader ProblemsTable C-4Solving Media Card Reader Problems Computer’s software is used to safely eject the card Solving Display Problems Table C-5Solving Display ProblemsBlank screen no video Cause Solution Adjust screen resolution Dim characters Cause Solution Select ImageControl/ Horizontal Position or Vertical Image is not centered Cause SolutionNo Connection, Check Signal Cable displays on screen Cause Out of Range displays on screen Cause Certain typed symbols do not appear correct Cause Solving Audio Problems Table C-6Solving Audio Problems Line-in jack is not functioning properly Cause Sound from headphones is not clear or muffled CauseThere is no sound or sound volume is too low Cause Solving Printer Problems Table C-7Solving Printer ProblemsPrinter will not print Cause Solution Printer will not turn on Cause Solution Printer prints garbled information Cause Solution Solving Keyboard and Mouse Problems Table C-8Solving Keyboard Problems Table C-9Solving Mouse Problems Enter Solving Hardware Installation Problems Table C-10Solving Hardware Installation ProblemsControl Panel , and then select Device Manager Security USB Security Computer will not start Cause Solution Solving Network Problems Table C-11Solving Network Problems Network status link light never flashes Cause Solution Manager Diagnostics reports a failure Cause Solving Memory Problems Table C-12Solving Memory Problems Out of memory error Cause SolutionMemory count during Post is wrong Cause Solution Insufficient memory error during operation Cause Solution Solving Processor Problems Solving CD-ROM and DVD ProblemsTable C-13Solving Processor Problems Table C-14Solving CD-ROM and DVD Problems Security Network Boot Movie will not play in the DVD drive Cause Solution Solving USB Flash Drive Problems Cannot eject compact disc tray-load unit Cause System will not boot from USB flash drive Cause Solution Table C-15Solving USB Flash Drive ProblemsUSB flash drive not found identified Cause Solution Solving Front Panel Component Problems Solving Internet Access ProblemsPorts are set to Enabled in Security USB Security Unable to connect to the Internet Cause Solution Select Start Control Panel Click Internet Options Solving Software Problems Appendix C Troubleshooting Without Diagnostics Contacting Customer Support HP PC Hardware Diagnostics Why run HP PC Hardware Diagnostics How to access and run HP PC Hardware Diagnostics Downloading HP PC Hardware Diagnostics to a USB device Backup and Recovery Restoring and recovering in WindowsSystem Restore System Recovery System Recovery when Windows is responding System Recovery when Windows is not responding Creating recovery media Using recovery media Backup and recovery in Windows Backing up your information Performing a system recovery Using the Windows recovery tools Using f11 recovery tools Password Security and Resetting Cmos Resetting the Password Jumper Clearing and Resetting the Cmos Figure F-1 Cmos buttonPage Drive Protection System DPS Accessing DPS Through Computer Setup Select Storage DPS Self-Test Specifications Table H-1Specifications Appendix H Specifications Index Cmos DVI-D Sata