Hood Sensor | HP Pro 6305 manual

Hood Sensor

Description	Spare part number

Hood sensor	638816-001

The hood sensor is attached in a slot in the rear of the chassis.

1.Prepare the computer for disassembly (Preparation for Disassembly on page 99).

2.Remove the access panel (Access Panel on page 100).

3.Unplug the sensor cable from the system board connector labeled HSENSE (1).

4.Slide the hood sensor straight out of the notch in the chassis (2).

NOTE: A flat blade screwdriver can be used to push the hood sensor out of the slot.

Figure 7-40Removing the hood sensor from the chassis fan

To install the hood sensor, reverse the removal procedure.

Hood Sensor 135

Image 145

HP Pro 6305 manual Hood Sensor, Description Spare part number Hood sensor 638816-001

Contents

Maintenance and Service Guide Page Iii About This Book Iv About This Book Table of contents Removal and Replacement Procedures Microtower MT Chassis Page Troubleshooting Without Diagnostics 146 Contacting Customer Support 184 MT Specifications 216 SFF Specifications 217 1Microtower Configuration Standard Configuration Features Microtower MT Front Panel Components Product Features1Front Panel Components Small Form Factor SFF Front Panel Components Small Form Factor SFF Front Panel Components2Front Panel Components Rear Panel Components Microtower MT Rear Panel Components Small Form Factor SFF Rear Panel Components Small Form Factor SFF Rear Panel Components 6Microtower Serial Number and Product ID Location Serial Number Location Activating the Windows operating system Activating and customizing the software in Windows 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 Utilities Computer Setup F10 Utility Computer Setup-File2Computer Setup-File 3Computer Setup-Storage Computer Setup-Storage 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 Device Security Network BootUSB Security Slot Security Master Boot Record Security System Security these options are hardware dependent DriveLock Security Secure Boot 5Computer Setup-Power Computer Setup-Power 6Computer Setup-Advanced for advanced users Computer Setup-AdvancedOption Heading Power-On Options Bios Power-On Bus Options Onboard DevicesDevice Options VGA Configuration Recovering the Configuration SettingsAMT Configuration Computer major components Microtower MT chassis spare partsMicrotower MT chassis spare parts Power supply Access panelIllustrated parts catalog Cables Misc parts USB powered speakers Fan duct assemblyESATA port assembly, PCI card Description Spare part number Hood sensor Misc boards Drives Spare part Description Number Sequential part number listing Illustrated parts catalog Microtower MT chassis spare parts Illustrated parts catalog Description Spare part number Front bezel Small Form Factor SFF chassis spare parts Description Spare part number Sata drive power cable Misc parts ESATA port assembly, PCI card not illustrated USB powered speakers not illustratedRubber feet Chassis stand Optical drive Description Spare part number Hard drive Sequential part number listing Illustrated parts catalog Small Form Factor SFF chassis spare parts Illustrated parts catalog Generating Static Electrostatic Discharge InformationElectrostatic Discharge Information Relative Humidity Event 55% 40% 10% Personal Grounding Methods and Equipment Preventing Electrostatic Damage to EquipmentStatic Shielding Protection Levels Recommended Materials and Equipment Grounding the Work AreaMethod Voltage Operating Guidelines General Cleaning Safety PrecautionsRoutine Care Cleaning the Keyboard Cleaning the Computer CaseCleaning the Monitor Cleaning the Mouse Service ConsiderationsPower Supply Fan Tools and Software Requirements Lithium Coin Cell Battery Cables and ConnectorsHard Drives Sata Hard Drive Cables Sata Hard DrivesSmart ATA Drives Cable Management Hard Drive Capacities Preparation for Disassembly Removal and Replacement Procedures Microtower MT Chassis Description Spare part number Access panel 646825-001 Computer Access Panel Description Spare part number Front bezel 689377-001 Front Bezel Front Bezel Security Page 5Removing a Bezel Blank Bezel Blanks Bezel Blanks DIMMs MemoryDDR3-SDRAM DIMMs Populating Dimm Sockets Installing DIMMs Page Expansion Cards 8Removing an Expansion Slot Cover Expansion Cards Page Wlan module Remove the access panel Computer Access Panel on System Board Connections System Board Connector System Board Label Color Component1System Board Connections Drives Media 2Drive Positions Drive PositionsGuide Screw Device Removing a 5.25-inch or 3.5-inch Drive from a Drive Bay 15Disconnecting the Optical Drive Cables DrivesPage 19Sliding the Drives into the Drive Cage Installing a 5.25-inch or 3.5-inch Drive into a Drive BayPage Removing a Hard Drive from a Drive Bay Installing a Hard Drive into an Internal Drive Bay Page Removing and Replacing a Removable 3.5-inch Sata Hard Drive 29Removing the Thermal Sensor Drives Page Page Page Description Spare part number Front fan assembly 585884-001 Front Fan Assembly Description Spare part number Front I/O assembly 646827-001 Front I/O Assembly Power Switch/LED Assembly Page Description Spare part number Heat sink 645326-001 Heat sink Processor Description Spare part number Speaker 645330-001 SpeakerPage Description Spare part number Rear chassis fan 643908-001 Rear Chassis FanPage Power Supply System Board Processor Processor on Wlan module Wlan module on Page Preparation for Disassembly Description Spare part number Access panel 646815-001 Access Panel Description Spare part number Front bezel 687950-001 Front Bezel Security Page 5Removing a bezel blank Replace the front bezel 104 Memory Populating Dimm Sockets Installing DIMMs Page Expansion Card 8Removing an Expansion Slot Cover 110 Page Page Wlan module Page Black ESATA Adapter Cable Sata Drives Installing and Removing Drives 15Extra Guide Screw Locations Removing a 5.25-inch Drive from a Drive Bay Page Removing a 3.5-inch Drive from a Drive Bay 20Removing a 3.5-inch Drive Media Card Reader Shown 122 Installing a 3.5-inch Drive into a Drive Bay Page Page 27Installing Hard Drive Guide Screws 126 Removing and Replacing a Removable 3.5-inch Sata Hard Drive 30Removing the Thermal Sensor 128 Page Page Page Description Spare part number Fan duct 636921-001 Fan duct Description Spare part number Front fan 645327-001 Page Description Spare part number Hood sensor 638816-001 Hood Sensor Remove the chassis fan Front Fan Assembly on Front I/O, Power Switch AssemblyPage Description Spare part number Speaker 636925-001 44Loosening the heat sink screws Heat sink Page Processor Power Supply Memory modules Memory on Expansion cards Expansion Card on Page Using the Small Form Factor Computer in a Tower Orientation Safety and Comfort Before You Call for Technical Support Troubleshooting Without Diagnostics Refer to Helpful Hints on page 147 in this guide Helpful Hints 148 Troubleshooting Without Diagnostics Solving General Problems1Solving General Problems Cursor will not move using the arrow keys on the keypad Computer date and time display is incorrect Cause SolutionCause Solution There is no sound or sound volume is too low Cause Solution Cannot remove computer cover or access panel Cause Solution 150 Troubleshooting Without DiagnosticsPoor performance Cause Solution Go to Start All Programs Accessories Graphics subsystem 152 Troubleshooting Without Diagnostics Solving Power Problems2Solving Power Problems Power supply shuts down intermittently Cause Solution Some models, is set to the appropriate voltage. Proper 154 Troubleshooting Without Diagnostics Solving Hard Drive Problems3Solving Hard Drive Problems Nonsystem disk/NTLDR missing message Cause Solution Advanced Power-On OptionsStorage Boot Order list Computer will not boot from hard drive Cause Solution 156 Troubleshooting Without Diagnostics Solving Media Card Reader Problems4Solving Media Card Reader Problems Device Configuration Can not write to the media card Cause Solution Solving Media Card Reader Problems 157 158 Troubleshooting Without Diagnostics Solving Display Problems5Solving Display Problems Blank screen no video Cause Solution List, then under Appearance and Personalization Select Adjust screen resolution Dim characters Cause Solution 160 Troubleshooting Without Diagnostics Select ImageControl/ Horizontal Position or Vertical Image is not centered Cause Solution Out of Range displays on screen Cause Solution 162 Troubleshooting Without Diagnostics 6Solving Audio Problems Solving Audio ProblemsCertain typed symbols do not appear correct Cause Solution Sound cuts in and out Cause Solution Device Security System Audio 164 Troubleshooting Without DiagnosticsAdvanced Device Options Internal Speaker Control Panel, and then select Device Manager Line-in jack is not functioning properly Cause Solution Solving Printer ProblemsControl Panel , and then select Device Manager 7Solving Printer Problems Solving Keyboard and Mouse ProblemsPrinter will not turn on Cause Solution Printer prints garbled information Cause Solution 8Solving Keyboard Problems Solving Keyboard and Mouse Problems 167 9Solving Mouse Problems 168 Troubleshooting Without Diagnostics Solving Hardware Installation Problems 169 Solving Hardware Installation Problems10Solving Hardware Installation Problems Security USB Security Computer will not start Cause Solution 170 Troubleshooting Without Diagnostics 11Solving Network Problems Solving Network ProblemsWake-on-LAN feature is not functioning Cause Solution 172 Troubleshooting Without Diagnostics Diagnostics reports a failure Cause Solution Network status link light never flashes Cause Solution New network card will not boot Cause Solution 174 Troubleshooting Without Diagnostics 12Solving Memory Problems Solving Memory ProblemsOut of memory error Cause Solution 176 Troubleshooting Without Diagnostics Solving Processor Problems13Solving Processor Problems 14Solving CD-ROM and DVD Problems Solving CD-ROM and DVD ProblemsSecurity Network Boot Storage Boot Order Movie will not play in the DVD drive Cause Solution 178 Troubleshooting Without DiagnosticsCannot eject compact disc tray-load unit Cause Solution 15Solving USB Flash Drive Problems Solving USB Flash Drive Problems 180 Troubleshooting Without Diagnostics Solving Front Panel Component ProblemsUSB flash drive not found identified Cause Solution System will not boot from USB flash drive Cause Solution Solving Internet Access Problems 181 Solving Internet Access ProblemsUnable to connect to the Internet Cause Solution Solving Software Problems See the Worldwide Limited Warranty for terms and conditions Contacting Customer Support How to access and run HP PC Hardware Diagnostics Uefi Why run HP PC Hardware Diagnostics Uefi Downloading HP PC Hardware Diagnostics to a USB device Post Numeric Codes and Text Messages Post Numeric Codes and Text Messages1Numeric Codes and Text Messages Control panel message Description Recommended action ROM Download to Disable to Post Error MessagesDevice Options NIC PXE Option Devices Post Numeric Codes and Text Messages Display Adapter Failure Graphics display controller Under Storage DPS Self-test Control panel message Description Bios System Bios and ME firmware 2Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Device at a time and repeat this procedure Activity Beeps Possible Cause Install a TXT capable processor Cmos Resetting the Password Jumper Clearing and Resetting the Cmos Cmos button Page System Restore Restoring and recovering in WindowsSystem 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 Follow the on-screen instructions Using the Windows recovery tools Using Windows 8 operating system media purchased separately Battery Replacement Figure A-2Removing and Replacing a Coin Cell Battery Type Lift the battery out of its holder Type General Requirements Japanese Power Cord Requirements Country-Specific Requirements 215 Country-Specific RequirementsCountry Accrediting Agency Appendix C Specifications MT SpecificationsTable C-1Specifications SFF Specifications SFF SpecificationsTable C-2Specifications Rated Input Current Index Installing SFF Sata Resetting Number Torx T-15 screwdriver SFF