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Service Reference Guide, dc7600

390742-001

7–37

Removal and Replacement Procedures— Small Form Factor (SFF) Chassis

7.14 Power Switch Assembly

1. Prepare the computer for disassembly (

Section 7.1

2. Remove the computer cover (

Section 7.5

3. Disconnect the power switch/LED cable from the system board.

4. Squeeze the switch holder retaining clips together at the front of the chassis

and push the

switch assembly out of the chassis

. Push the two LEDs out of the chassis

5. If necessary, the LED holders may also be removed by squeezing the clips and pushing them

out of the front of the chassis.

To install the power switch and LEDs, reverse the removal procedure.

Содержание Compaq Businessdc7600

Страница 1: ...ovides information on the removal and replacement of all parts as well as information on troubleshooting Desktop Management setup utilities PATA and SATA drives safety routine care connector pin assignments POST error messages and diagnostic indicator lights Document Part Number 390742 001 ...

Страница 2: ......

Страница 3: ...Service Reference Guide HP Compaq Business PC dc7600 Series 1st Edition Document Part Number 390742 001 May 2005 ...

Страница 4: ...rued as constituting an additional warranty HP shall not be liable for technical or editorial errors or omissions contained herein This document contains proprietary information that is protected by copyright No part of this document may be photocopied reproduced or translated to another language without the prior written consent of Hewlett Packard Company ÅWARNING Text set off in this manner indi...

Страница 5: ...sight Diagnostics 2 14 2 3 1 Accessing HP Insight Diagnostics 2 14 2 3 2 Survey Tab 2 15 2 3 3 Test Tab 2 16 2 3 4 Status Tab 2 17 2 3 5 Log Tab 2 17 2 3 6 Saving and Printing Information in HP Insight Diagnostics 2 17 2 3 7 Downloading the Latest Version of HP Insight Diagnostics 2 18 3 Desktop Management 3 1 Initial Configuration and Deployment 3 1 3 1 1 Altiris Deployment Solution Agent 3 2 3 1...

Страница 6: ...nd Parallel ATA Drive Guidelines and Features 4 1 SATA 1 5 and 3 0 Hard Drives 4 1 4 2 SATA Hard Drive Cables 4 2 4 2 1 SATA Data Cable 4 2 4 2 2 SATA Power Cable 4 2 4 3 PATA Device Information 4 3 4 4 PATA Cables 4 3 4 4 1 PATA Data Cable 4 3 4 4 2 PATA Power Cable 4 4 4 5 PATA Drive Installation Guidelines 4 4 4 5 1 PATA Device Classes 4 4 4 6 ATA SMART Drives 4 5 4 7 Drive Capacities 4 5 4 8 S...

Страница 7: ...2 Unlocking the Smart Cover Lock 6 2 6 3 Hood Sensor 6 3 6 4 External Security Devices 6 4 6 4 1 Cable Lock 6 4 6 4 2 Padlock 6 4 6 5 Computer Access Panel 6 5 6 6 Front Bezel 6 6 6 7 Front Drive Bezels 6 7 6 7 1 5 25 Drive Bezel Blank 6 7 6 7 2 Diskette Drive Bezel or Bezel Blank 6 8 6 8 Cable Management 6 9 6 9 Memory 6 10 6 10Expansion Cards 6 12 6 11PCI Retainer Latch 6 16 6 12Expansion Card G...

Страница 8: ...on Card Retainer 7 16 7 9 2 PCI Expansion Card 7 17 7 9 3 PCI Express Expansion Card 7 19 7 10PCI Riser Card Assembly and Backwall 7 20 7 11Drives 7 26 7 11 1Drive Positions 7 26 7 11 2Optical Drive 7 27 7 11 3External 3 5 inch Drive 7 29 7 11 4Primary Hard Drive 7 31 7 12Fan Shroud 7 35 7 13Front I O Devices 7 36 7 14Power Switch Assembly 7 37 7 15Heatsink 7 38 7 16Processor 7 39 7 17Speaker 7 41...

Страница 9: ...taining Latch 8 16 8 14Hood Sensor 8 17 8 15Hard Drive 8 18 8 16Front I O Device 8 20 8 17Heatsink Assembly 8 21 8 18Processor 8 22 8 19Power Supply 8 24 8 20Battery 8 25 8 20 1Type 1 Battery Holder 8 26 8 20 2Type 2 Battery Holder 8 27 8 20 3Type 3 Battery Holder 8 28 8 21Speaker 8 29 8 22System Board 8 30 A Connector Pin Assignments B Power Cord Set Requirements C POST Error Messages D Troublesh...

Страница 10: ...viii 390742 001 Service Reference Guide dc7600 Contents ...

Страница 11: ...language on the hard drive the installation process could take up to 60 minutes 1 1 Installing or Upgrading Device Drivers To install hardware devices such as a printer a display adapter or network adapter after the operating system installation is completed the operating system needs access to the appropriate software drivers for the devices If prompted for the I386 directory replace the path spe...

Страница 12: ... All Programs Accessories System Tools Backup 2 Use the Backup or Restore Wizard to restore files from a backup file A backup file can be on a hard disk a floppy disk CD USB flash media device tape drive or any other removable or nonremovable media 1 4 Converting to NTFS Windows XP Professional To convert a FAT or FAT32 volume to NTFS 1 Click Start All Programs Accessories Command Prompt 2 Type co...

Страница 13: ...re available only in selected languages You can obtain the latest version of these files in English and selected other languages in one of three ways Support Software CD HP Web site at www hp com Restore Plus CD which is supplied with many HP models Additional HP software may be required in certain situations ...

Страница 14: ...1 4 390742 001 Service Reference Guide dc7600 Installing the Operating System ...

Страница 15: ...ish and manage passwords and other security features Establish and manage energy saving timeouts All features identified in this chapter may not be available on all HP products 2 1 Power On Self Test POST POST is a series of diagnostic tests that runs automatically when the system is turned on POST checks the following items to ensure that the computer system is functioning properly Keyboard Memor...

Страница 16: ...ayed regardless of the mode selected To manually switch to Post Messages Enabled during POST press any key except F1 through F12 Establish an Ownership Tag the text of which is displayed each time the system is turned on or restarted Enter the Asset Tag or property identification number assigned by the company to this computer Enable the power on password prompt during system restarts warm boots a...

Страница 17: ...r message disregard it 3 Select your language from the list and press the Enter key 4 A choice of five headings appears in the Computer Setup Utilities menu File Storage Security Power and Advanced 5 Use the arrow left and right keys to select the appropriate heading Use the arrow up and down keys to select the option you want then press Enter To return to the Computer Setup Utilities menu press E...

Страница 18: ... containing a new BIOS Replicated Setup Save to Removable Media Saves system configuration including CMOS to a formatted 1 44 MB diskette a USB flash media device or a diskette like device a storage device set to emulate a diskette drive Restore from Removable Media Restores system configuration from a diskette a USB flash media device or a diskette like device Default Setup Save Current Settings ...

Страница 19: ... 1 2 MB Drive Emulation Allows you to select a drive emulation type for a certain storage device For example a Zip drive can be made bootable by selecting diskette emulation Drive Type Emulation Options ATAPI Zip drive None treated as Other Diskette treated as diskette drive ATA Hard disk None treated as Other Hard disk treated as hard drive Legacy diskette No emulation options available CD ROM dr...

Страница 20: ...ation mode selected automatically by the BIOS should not be changed If the selected translation mode is not compatible with the translation mode that was active when the disk was partitioned and formatted the data on the disk will be inaccessible Translation Parameters ATA disks only This feature appears only when User translation mode is selected Allows you to specify the parameters logical cylin...

Страница 21: ...Primary Device 1 SATA 3 if present is seen as SATA Secondary Device 1 Combined IDE Controller is the other option Up to 2 PATA and 2 SATA devices may be accessed in this mode The SATA and PATA controllers appear as one combined IDE controller Use this option with Microsoft Windows 98 and earlier operating systems PATA Primary Device 0 replaces SATA 1 PATA Primary Device 1 replaces SATA 3 IDE Contr...

Страница 22: ...one time Security Smart Card Options Allows you to enable disable the Smart Card to be used in place of the Power On Password This option only appears if a Smart Card reader is attached to the system Setup Password Allows you to set and enables setup administrator password If the setup password is set it is required to change Computer Setup options flash the ROM and make changes to certain plug an...

Страница 23: ... the current chassis serial number is invalid These ID numbers are normally set in the factory and are used to uniquely identify the system Keyboard locale setting for example English or German for System ID entry DriveLock Security Allows you to assign or modify a master or user password for drives that support ATA Security When this feature is enabled the user is prompted to provide one of the D...

Страница 24: ...ssors power consumption when the processor is idle This option is only available when supported by the processor ACPI S3 Support Enables or disables ACPI S3 support ACPI S3 Hard Disk Reset Enabling this causes the BIOS to ensure hard disks are ready to accept commands after resuming from S3 before returning control to the operating system ACPI S3 PS2 Mouse Wakeup Enables or disables waking from S3...

Страница 25: ...ote wakeup boot source remote server local hard drive After Power Loss off on previous state Set this option to ON Off causes the computer to remain powered off when power is restored On causes the computer to power on automatically as soon as power is restored On allows you to power on the computer using a power strip switch if the computer is connected to an electric power strip Previous state c...

Страница 26: ...of RAM Execute Memory Test Restarts the computer and executes the POST memory test BIOS Power On Allows you to set the computer to turn on automatically at a time you specify Onboard Devices Allows you to set resources for or disable onboard system devices diskette controller serial port or parallel port PCI Devices Lists currently installed PCI devices and their IRQ settings Allows you to reconfi...

Страница 27: ...ttern that uniquely identifies each sleep state 1 blink followed by 2 sec pause S1 2 blinks followed by 2 sec pause S2 3 blinks followed by 2 sec pause S3 Integrated Video enable disable Allows you to use integrated video and PCI Up Solution video at the same time available on some models only Inserting a PCI or PCI Express video card automatically disables Integrated Video When PCI Express video ...

Страница 28: ... of effectively identifying diagnosing and isolating hardware issues The Survey tab is displayed when you invoke HP Insight Diagnostics This tab shows the current configuration of the computer From the Survey tab there is access to several categories of information about the computer Other tabs provide additional information including diagnostic test options and test results The information in eac...

Страница 29: ...select the Summary view to see limited configuration data or select the Advanced view to see all the data in the selected category Regardless of whether you choose Advanced or Summary the following categories of information are available on the Survey tab All Gives a listing of all categories of information about the computer Overview Gives you a listing of general information about the computer A...

Страница 30: ...e Interactive mode but these require user intervention Custom Test Provides the most flexibility in controlling the testing of a system The Custom Test mode allows you to specifically select which devices tests and test parameters are run To begin testing 1 Select the Test tab 2 On the left side of the tab select the Type of Test to perform Quick Complete or Custom 3 On the left side of the tab se...

Страница 31: ...e Clear Test Log button will clear the contents of the Test Log The Error Log displays the tests for devices that have failed during the diagnostic testing and includes the following columns of information The Description section describes the error that the diagnostic test found The Recommended Repair will give a recommended action that should be performed to resolve the failed hardware The Faile...

Страница 32: ... the optical drive 2 3 7 Downloading the Latest Version of HP Insight Diagnostics 1 Go to www hp com 2 Click the Driver Downloads or Support Troubleshooting link 3 Click the Download driver and software radio button 4 Enter your product number for example dc7600 in the text box and press the Enter key 5 Select your product 6 Select your OS 7 Click the Diagnostics link 8 Select HP Insight Diagnosti...

Страница 33: ...nbundling process the computer is ready to be used A customized software image may be deployed by Installing additional software applications after unbundling the preinstalled software image Using software deployment tools such as Altiris Deployment Solution to replace the preinstalled software with a customized software image Using a disk cloning process to copy the contents from one hard drive t...

Страница 34: ...to start and set up your system using the software and configuration information located on a network server by initiating the Preboot Execution Environment PXE The Remote System Installation feature is usually used as a system setup and configuration tool and can be used for the following tasks Formatting a hard drive Deploying a software image on one or more new PCs Remotely updating the system ...

Страница 35: ...s Microsoft Systems Management Server SMS Using SSM you can distribute customer created or third party updates that have been packaged in the SSM format SSM may be downloaded at no charge by visiting www hp com go ssm 3 3 2 HP Client Manager HP Client Manager developed with Altiris is available free for supported HP business desktop notebook and workstation models SSM is integrated into HP Client ...

Страница 36: ... PCs Building upon the success of the personal systems group in 2001 the industry standard servers group introduced the ProLiant Essentials Rapid Deployment Pack an OEM version of Altiris Deployment Solution combined with HP s SmartStart Toolkit HP utilizes this solution for provisioning ProLiant servers including blade servers as well as Blade PCs a core component of HP s Consolidated Client Infr...

Страница 37: ...ect Express allows recovery from data loss due to viruses newly installed software user error damaged hardware hardware upgrades hackers and lost or stolen computers It offers a choice between simple duplicates or comprehensive backups and an intuitive setup wizard to get you up and running in minutes Retrospect Express comes with Disaster Recovery built into the product for the best protection av...

Страница 38: ...lable for review and retrieval To learn more about Subscriber s Choice and create a custom profile visit http h30046 www3 hp com subhub php 3 3 8 Retired Solutions The Desktop Management Task Force DMTF introduced the Desktop Management Interface DMI standard almost ten years ago Due to new standards adoption such as the Common Information Model CIM the DMTF has initiated end of life for DMI Given...

Страница 39: ...greater productivity and lower total cost of ownership The computer must be powered on or turned on through Remote Wakeup to take advantage of Remote ROM Flash For more information on Remote ROM Flash refer to the HP Client Manager or System Software Manager at http h18000 www1 hp com im prodinfo html 3 4 2 HPQFlash The HPQFlash utility is used to locally update or restore the system BIOS on indiv...

Страница 40: ...e the BIOS 5 Turn the power on to restart the computer 3 4 4 Replicating the Setup The following procedures give an administrator the ability to easily copy one setup configuration to other computers of the same model This allows for faster more consistent configuration of multiple computers Both procedures require a diskette drive or a supported USB flash media device such as an HP Drive Key Copy...

Страница 41: ...to create a bootable USB flash media device If Windows XP is not available to use to create a bootable diskette use the method for copying to a single computer instead see Copying to Single Computer 1 Create a bootable diskette or USB flash media device See Supported USB Flash Media Device or Unsupported USB Flash Media Device ÄCAUTION Not all computers can be booted from a USB flash media device ...

Страница 42: ...hat is bootable from a USB flash media device ÄCAUTION Not all computers can be booted from a USB flash media device If the default boot order in the Computer Setup F10 Utility lists the USB device before the hard drive the computer can be booted from a USB flash media device Otherwise a bootable diskette must be used 1 Turn off the computer 2 Insert the USB flash media device into one of the comp...

Страница 43: ...ette and reboot the computer The computer will boot to the USB flash media device as drive C The default boot order varies from computer to computer and it can be changed in the Computer Setup F10 Utility If you have used a DOS version from Windows 9x you may see a brief Windows logo screen If you do not want this screen add a zero length file named LOGO SYS to the root directory of the USB flash ...

Страница 44: ...essing the Esc key 9 If the system did not automatically restart when exiting FDISK press Ctrl Alt Del to reboot to the DOS diskette 10 At the A prompt type FORMAT C S and press Enter Format will format the USB flash media device add the system files and ask for a Volume Label 11 Press Enter for no label or enter one if desired 12 Turn off the computer and unplug the power cord Open the computer a...

Страница 45: ...for four seconds ÄCAUTION Do not use the power button to turn off the computer unless the system is not responding turning off the power without operating system interaction could cause damage to or loss of data on the hard drive 3 4 6 World Wide Web Site When making the transition to new or revised operating systems it is important to implement the support software designed for that operating sys...

Страница 46: ...m management applications to deliver proactive notification of tampering with a computer s internal components HP Embedded Security for ProtectTools the Smart Cover Sensor and the Smart Cover Lock are available as options on some systems Use the following utilities to manage security settings on the HP computer Locally using the Computer Setup Utilities See the Computer Setup F10 Utility Guide on ...

Страница 47: ...dels Device Security Enables disables serial ports parallel port front USB ports system audio internal speakers some models network controllers some models MultiBay devices some models SMBus controller some models SCSI controllers some models and Embedded security device some models Network Service Boot Enables disables the computer s ability to boot from an operating system installed on a network...

Страница 48: ...eaches This selection is in effect only if the processor and operating system being used comprehend and utilize this feature Intel Virtualization Technology some models enable disable Changing this setting requires turning the computer off and then back on This selection is in effect only if the processor and operating system being used comprehend and utilize this feature Data Execution Prevention...

Страница 49: ... 1 Turn on or restart the computer If you are in Windows click Start Shut Down Restart 2 As soon as the computer is turned on press and hold the F10 key until you enter Computer Setup Press Enter to bypass the title screen if necessary If you do not press the F10 key at the appropriate time you must restart the computer and press and hold the F10 key again to access the utility If you are using a ...

Страница 50: ...he screen 4 Before exiting select File Save Changes and Exit Entering a Power On Password To enter a power on password complete the following steps 1 Turn on or restart the computer If you are in Windows click Start Shut Down Restart 2 When the key icon appears on the monitor type the current password then press Enter Type carefully for security reasons the characters you type do not appear on the...

Страница 51: ...ther slash or alternate delimiter character and the new password again as shown current password new password new password Type carefully for security reasons the characters you type do not appear on the screen 4 Press Enter 5 The new password takes effect the next time you turn on the computer Refer to National Keyboard Delimiter Characters for information about the alternate delimiter characters...

Страница 52: ...n hard drives that support the ATA Security command set are detected DriveLock is intended for HP customers for whom data security is the paramount concern For such customers the cost of the hard drive and the loss of the data stored on it is inconsequential when compared with the damage that could result from unauthorized access to its contents In order to balance this level of security with the ...

Страница 53: ... will remain inaccessible DriveLock Applications The most practical use of the DriveLock security feature is in a corporate environment The system administrator would be responsible for configuring the hard drive which would involve among other things setting the DriveLock master password In the event that the user forgets the user password or the equipment is passed on to another employee the mas...

Страница 54: ...r Removal Sensor and select the desired security level 4 Before exiting select File Save Changes and Exit Smart Cover Lock The Smart Cover Lock is a software controllable cover lock featured on some HP computers This lock prevents unauthorized access to the internal components Computers ship with the Smart Cover Lock in the unlocked position ÄCAUTION For maximum cover lock security be sure to esta...

Страница 55: ... press and hold the F10 key until you enter Computer Setup Press Enter to bypass the title screen if necessary If you do not press the F10 key at the appropriate time you must restart the computer and press and hold the F10 key again to access the utility If you are using a PS 2 keyboard you may see a Keyboard Error message disregard it 3 Select Security Smart Cover Cover Lock Unlock 4 Before exit...

Страница 56: ...a network managed by HP Client Manager the computer sends a fault notice to the network management application With HP Client Manager you can also remotely schedule diagnostics to automatically run on all managed PCs and create a summary report of failed tests 3 6 1 Drive Protection System The Drive Protection System DPS is a diagnostic tool built into the hard drives installed in some HP computer...

Страница 57: ...rules a POST error message may be displayed Serial ATA Hard Drive Characteristics Number of pins conductors in data cable 7 7 Number of pins in power cable 15 Maximum data cable length 39 37 in 100 cm Data interface voltage differential 400 700 mV Drive voltages 3 3 V 5V 12 V Jumpers for configuring drive N A Data transfer rate 40 GB 1 5 Gb s 3 0 Gb s some models Data transfer rate 80 GB and great...

Страница 58: ...igned to transmit data for only a single drive As shown in the table each cable has 3 grounds and 4 transmit receive pins 4 2 2 SATA Power Cable Pin Number Usage Device Plug Host Plug P1 Ground Ground Ground P2 A Transmit data Receive data P3 A Transmit data Receive data P4 Ground Ground Ground P5 B Receive data Transmit data P6 B Receive data Transmit data P7 Ground Ground Ground P2 and P3 differ...

Страница 59: ...A MultiBay Hard Drive Characteristics Number of pins conductors in data cable 40 80 Number of pins in power cable 4 Maximum data cable length 18 in 45 7 cm Data interface voltage 5V Drive voltages 5V Jumpers for configuring drive Required Data transfer rate 24 MB s Pin Signal Pin Signal Pin Signal 1 2 3 4 5 Reset Ground DD7 DD8 DD6 15 16 17 18 19 DD1 DD14 DD0 DD15 Ground 29 30 31 32 33 DMAK Ground...

Страница 60: ...is designated as Device 1 For optimal performance of a computer system all drives need to be attached to the PATA channel s in a specified sequence This sequence is determined by the device class of the drives and by specific attach sequence rules 4 5 1 PATA Device Classes In order to determine the best drive attach sequence ATA ATAPI drives are segregated into four different classes based upon th...

Страница 61: ...lations by drive manufacturers are bytes to the base 10 while calculations by Microsoft are bytes to the base 2 4 8 SATA BIOS Drive Partition Capacity Limits Maximum Size File System Controller Type Operating System Partition Drive FAT 32 ATA Windows 2000 XP 32 GB 128 PB NTFS ATA Windows NT 2000 XP 2 TB 128 PB Windows 2000 and XP Windows 9x NT and Linux Enhanced Mode default BIOS Setting Separate ...

Страница 62: ...el Command block 170h 177h Control block 376h IRQ 15 4 8 2 Native Mode The native mode is used to access devices attached to additional ATA controllers and is not supported by many legacy operating systems Addresses are assigned by PCI Plug n Play BIOS and the IRQ is shared with multiple controllers Base Address Registers for the Command and Control Block are found in the PCI Configuration Space O...

Страница 63: ... A2 SATA 2 A3 SATA 1 A4 SATA 3 B1 IDE Device 0 B2 IDE Device 1 Separate IDE Controller Used with Windows 2000 and XP A Integrated IDE B Integrated SATA A1 IDE Device 0 A2 IDE Device 1 B1 SATA 0 B2 SATA 2 B3 SATA 1 B4 SATA 3 Combined with IDE Controller Used with Windows 9x NT and Linux A Integrated SATA B Integrated IDE A1 SATA 0 A2 SATA 2 B1 IDE Device 0 B2 IDE Device 1 Combined with IDE Controll...

Страница 64: ...4 8 390742 001 Service Reference Guide dc7600 Serial and Parallel ATA Drive Guidelines and Features ...

Страница 65: ...ce to the procedures and precautions described in this chapter is essential for proper service Ä CAUTION When the computer is plugged into an AC power source voltage is always applied to the system board You must disconnect the power cord from the power source before opening the computer to prevent system board or component damage 5 1 Chassis Designations 5 1 1 Convertible Minitower CMT ...

Страница 66: ...5 2 390742 001 Service Reference Guide dc7600 Identifying the Chassis Routine Care and Disassembly Preparation 5 1 2 Small Form Factor SFF 5 1 3 Ultra Slim Desktop ...

Страница 67: ...ircuitry design and structure determine the degree of sensitivity The following packaging and grounding precautions are necessary to prevent damage to electric components and accessories To avoid hand contact transport products in static safe containers such as tubes bags or boxes Protect all electrostatic parts and assemblies with conductive or approved containers or packaging Keep electrostatic ...

Страница 68: ...surface and properly grounded tools and equipment Use static dissipative mats foot straps or air ionizers to give added protection Handle electrostatic sensitive components parts and assemblies by the case or PCB laminate Handle them only at static free work areas Turn off power and input signals before inserting and removing connectors or test equipment Use fixtures made of static safe materials ...

Страница 69: ...nally clean the air vents on all vented sides of the computer Lint dust and other foreign matter can block the vents and limit the airflow Be sure to unplug the computer before cleaning the air vents Never operate the computer with the cover or side panel removed Do not stack computers on top of each other or place computers so near each other that they are subject to each other s re circulated or...

Страница 70: ...eyboard Follow all safety precautions in Section 5 4 1 before cleaning the keyboard To clean the tops of the keys or the keyboard body follow the procedures described in Section 5 4 2 When cleaning debris from under the keys review all rules in Section 5 4 1 before following these procedures Ä CAUTION Use safety glasses equipped with side shields before attempting to clean debris from under the ke...

Страница 71: ...5 4 2 5 5 Service Considerations Listed below are some of the considerations that you should keep in mind during the disassembly and assembly of the computer 5 5 1 Power Supply Fan The power supply fan is a variable speed fan based on the temperature in the power supply Ä CAUTION The cooling fan is always on when the computer is in the On mode The cooling fan is off when the computer is in Standby...

Страница 72: ...aught or snagged by parts being removed or replaced Ä CAUTION When servicing this computer ensure that cables are placed in their proper location during the reassembly process Improper cable placement can damage the computer 5 5 5 Hard Drives Handle hard drives as delicate precision components avoiding all physical shock and vibration This applies to failed drives as well as replacement spares If ...

Страница 73: ...replacement procedures Å WARNING This computer contains a lithium battery There is a risk of fire and chemical burn if the battery is handled improperly Do not disassemble crush puncture short external contacts dispose in water or fire or expose it to temperatures higher than 140ºF 60ºC Do not attempt to recharge the battery N Batteries battery packs and accumulators should not be disposed of toge...

Страница 74: ...5 10 390742 001 Service Reference Guide dc7600 Identifying the Chassis Routine Care and Disassembly Preparation ...

Страница 75: ...ve any diskette compact disc or MultiBay device from the computer 5 Turn off the computer and any peripheral devices that are connected to it Ä CAUTION Turn off the computer before disconnecting any cables Ä CAUTION Regardless of the power on state voltage is always present on the system board as long as the system is plugged into an active AC outlet In some systems the cooling fan is on even when...

Страница 76: ...need to remove the locking solenoid by using the Smart Cover FailSafe Key Spare part number 166527 001 or 166527 002 Once the solenoid has been deactivated or removed the access panel can be removed The Smart Cover FailSafe Key will be needed in any of the following circumstances Power outage Startup failure Processor or power supply failure Lost password 1 Using the Smart Cover FailSafe Key remov...

Страница 77: ... Hood Sensor 1 Prepare the computer for disassembly Section 6 1 2 Remove the access panel Section 6 5 3 Disconnect the hood sensor cable from the system board 4 Slide the hood sensor switch towards the front of the computer 1 and lower it down through the slot 2 To install the hood sensor reverse the removal procedure ...

Страница 78: ...es 6 4 1 Cable Lock The cable lock may be used to secure the computer access panel to the chassis and at the same time secure the computer to a fixed object 6 4 2 Padlock A padlock may be used by itself to secure the access panel to the computer chassis A padlock may also be used with a security cable to secure the computer to a fixed object ...

Страница 79: ...er for disassembly Section 6 1 ÄCAUTION Before removing the computer access panel ensure that the computer is turned off and that the power cord is disconnected from the electrical outlet 2 Lift up on the access panel handle 1 slide the access panel back about 2 5 cm 1 inch then lift it off the unit 2 To install the computer cover reverse the removal procedure ...

Страница 80: ...initower CMT Chassis 6 6 Front Bezel 1 Prepare the computer for disassembly Section 6 1 2 Remove the computer access panel Section 6 5 3 Push up on the two release tabs 1 then rotate the front bezel away from the chassis to release it 2 To reinstall the front bezel reverse the removal procedure ...

Страница 81: ...zel blanks secured in it away from the front bezel then remove the desired bezel blank ÄCAUTION Hold the subpanel straight when pulling it away from the front bezel Pulling the subpanel away at an angle could damage the pins that align it with the front bezel To install a bezel blank reverse the removal procedure When replacing the subpanel ensure that the aligning pins and any remaining bezel bla...

Страница 82: ...Chassis 6 7 2 Diskette Drive Bezel or Bezel Blank Press up on the two small retaining clips 1 on the bottom of the bezel insert press down on the two small retaining clips 2 on the top of the insert and push the cover out of the front bezel 3 To install a bezel or a bezel blank reverse the removal procedure ...

Страница 83: ...es Some flat ribbon cables come prefolded Never change the folds on these cables Do not bend any cable sharply A sharp bend can break the internal wires Never bend a SATA data cable tighter than a 30 mm 1 18 in radius Never crease a SATA data cable Do not rely on components like the drive cage power supply or computer cover to push cables down into the chassis Always position the cables to lay pro...

Страница 84: ...ation ÄCAUTION When handling a memory module be careful not to touch any of the contacts Doing so may damage the module 1 Prepare the computer for disassembly Section 6 1 2 Remove the computer access panel Section 6 5 ÅWARNING To reduce risk of personal injury from hot surfaces allow the internal system components to cool before touching 3 Open both latches of the memory module socket 1 and insert...

Страница 85: ...tible Minitower CMT Chassis The computer automatically recognizes the additional memory when the computer is turned on To reassemble the computer reverse the removal procedure If you normally lock the Smart Cover Lock use Computer Setup to relock the lock and enable the Smart Cover Sensor ...

Страница 86: ...the correct vacant expansion socket on the system board and the corresponding expansion slot on the back of the computer chassis 4 Push down and out on the two green thumb tabs inside the chassis and rotate the expansion card retention latch up 5 If you are installing an expansion card in a vacant socket remove the appropriate expansion slot cover on the back of the chassis Pull the slot cover str...

Страница 87: ...dard expansion socket hold the card at each end and carefully rock it back and forth until the connectors pull free from the socket Lift the expansion card straight up to release it from the chassis frame Be sure not to scrape the card against other components Before removing an installed expansion card disconnect any cables that may be attached to the expansion card ...

Страница 88: ...on card straight up then pull it in toward the center of the chassis to release it from the chassis frame Be sure not to scrape the card against other components 8 Store the removed card in anti static packaging 9 If you are not installing a new expansion card install an expansion slot cover to close the open slot and continue with step 12 If you are installing a new expansion card continue with s...

Страница 89: ... connector seats properly in the expansion card socket on the system board 11 Close the expansion slot latch making sure that it snaps firmly into place 12 Connect external cables to the installed card and internal cables to the system board as needed 13 Replace the computer access panel 14 If you normally lock the Smart Cover Lock use Computer Setup to relock the lock and enable the Smart Cover S...

Страница 90: ...panel Section 6 5 3 Locate the correct vacant expansion socket on the system board and the corresponding expansion slot on the back of the computer chassis 4 Push down and out on the two green thumb tabs inside the chassis and rotate the expansion card retention latch up 5 Use a thin flat blade screwdriver to pry up on the broken plastic latches 1 then complete the removal by pulling the latches o...

Страница 91: ...o remove it from the chassis To replace the bar slide it into the socket on the right 1 lower it into position 3 and slide it to the left 4 to secure it in place 7 With the bar in a slightly rotated position install the latches through the openings in the back of the chassis and press them firmly in place on the rotating bar The green latches are marked R and L for your convenience ...

Страница 92: ...1 Prepare the computer for disassembly Section 6 1 2 Remove the computer access panel Section 6 5 3 Remove any expansion cards that might be in the way Section 6 10 4 Compress the retaining tabs 1 that secure the card guide to the chassis and remove the guide from the chassis 2 To install the expansion card guide reverse the removal procedure ...

Страница 93: ...rive Positions To verify the type and size of the storage device installed in the computer run Computer Setup Drive Positions Item Description Item Description 1 Three 5 25 inch half height bays for optional drive 3 Two internal 3 5 inch one third height bay for hard drives 2 One standard 3 5 inch one third height bay 1 44 MB diskette drive shown The bottom 5 25 inch drive bay has a shorter depth ...

Страница 94: ...g the connector Refer to Section 5 2 Electrostatic Discharge Information for more information about preventing electrostatic damage Handle a drive carefully do not drop it Do not use excessive force when inserting a drive Avoid exposing a hard drive to liquids temperature extremes or products that have magnetic fields such as monitors or speakers 1 Prepare the computer for disassembly Section 6 1 ...

Страница 95: ...the old drive and install them in the replacement drive Extra guide screws are provided on the chassis Hard drives use 6 32 standard screws Optical drives use M3 metric screws The HP supplied metric screws are black The HP supplied standard screws used on hard drives are silver 7 Store the removed drive in anti static packaging 8 Install the new drive by sliding it into the appropriate drive bay o...

Страница 96: ...on 6 6 If you are adding a drive in a bay that was previously empty you must remove the corresponding bezel blank from the front bezel 4 Disconnect the power and data cables on the back of the drive ÄCAUTION When removing cables pull the tab or connector instead of the cable itself to prevent damaging the cable 5 If the computer is in the desktop mode continue with step 7 If the computer is in the...

Страница 97: ...rive and slide the drive from the drive bay 2 8 Remove the four guide screws two on each side from the old drive and install them in the lower set of holes on the optical drive Extra guide screws are provided on the chassis on the side of the fourth drive bay Optical drives use M3 metric screws The HP supplied metric screws are black The HP supplied standard screws used only for hard drives are si...

Страница 98: ...installing any drive into the drive bay may result in damage to the drive 10 When installing an optical drive the default audio solution is digital audio No separate audio cable is required for Windows XP applications 11 Connect the data and power cables on the to the drive Refer to Chapter 4 Serial and Parallel ATA Drive Guidelines and Features for information on attaching the cabling to get opti...

Страница 99: ...on the side of the drive bay under the access panel The diskette drive uses M3 metric screws The HP supplied metric screws are black The HP supplied standard screws used only for hard drives are silver 6 Insert the diskette drive into the bay from the front of the chassis Push it in until it locks into place ÄCAUTION Make sure the guide screws line up with the guide slots in the drive cage The use...

Страница 100: ...the mounting bracket off the chassis 3 8 Carefully pull the cables from the front of the chassis making sure that they do not snag on the lower drive cage To reinstall the I O device 1 Thread the cables through the opening and down the space in front of the lower drive cage This step may be easier if you thread a single cable at a time through the opening ÄCAUTION Be careful when threading the cab...

Страница 101: ... the front bezel Section 6 6 4 Disconnect the power switch LED cable from the system board 5 Squeeze the switch holder retaining clips together at the front of the chassis 1 and pull the switch assembly out of the chassis 2 To install the power switch assembly reverse the removal procedure When installing the power switch cable it may be necessary to disconnect a data cabe from one of the drives t...

Страница 102: ...tion 6 10 4 Remove the x16 PCI Express graphics card Section 6 10 5 Disconnect all cables connected to the system board noting their location for reinstallation 6 Compress the system board tray handle 1 to release the latch and slide the system board tray towards the front of the computer 2 to free it from the back of the chassis To install the system board with its tray press down on the board to...

Страница 103: ...the HP spare designated for this product Ä CAUTION Before replacing the battery it is important to back up the computer CMOS settings When the battery is removed or replaced the CMOS settings will be cleared Refer to the Computer Setup F10 Utility Guide for information on backing up the CMOS settings N Batteries battery packs and accumulators should not be disposed of together with the general hou...

Страница 104: ...older 2 Slide the replacement battery into position positive side up 3 The battery holder automatically secures the battery in the proper position 4 Replace the computer access panel 5 Plug in the computer and turn on power to the computer 6 Reset the date and time your passwords and any special system setups using Computer Setup Refer to the Computer Setup F10 Utility Guide ...

Страница 105: ...e battery pops up lift it out 2 To insert the new battery slide one edge of the replacement battery under the holder s lip with the positive side up 2 Push the other edge down until the clamp snaps over the other edge of the battery 3 Replace the computer access panel 4 Plug in the computer and turn on power to the computer 5 Reset the date and time your passwords and any special system setups usi...

Страница 106: ... the clip 1 that holds the battery in place then remove the battery 2 2 Insert the new battery and position the clip back in place 3 Replace the computer access panel 4 Plug in the computer and turn on power to the computer 5 Reset the date and time your passwords and any special system setups using Computer Setup Refer to the Computer Setup F10 Utility Guide ...

Страница 107: ...to even the downward forces on the processor This is especially important as the pins on the socket are very fragile and any damage to them may require replacing the system board 5 Remove the heatsink 2 from atop the processor When reinstalling the heatsink make sure that its bottom has been cleaned with an alcohol wipe and fresh thermal grease has been applied to the top of the processor ÄCAUTION...

Страница 108: ... handling them could cause irreparable damage Once pins are damaged it may be necessary to replace the system board ÄCAUTION The heatsink must be installed within 24 hours of installing the processor to prevent damage to the processor s solder connections To install a new processor 1 Place the processor in its socket and close the retainer 2 Secure the locking lever If reusing the existing heatsin...

Страница 109: ...screws should be tightened in diagonally opposite pairs as in an X to evenly seat the heatsink on the processor This is especially important as the pins on the socket are very fragile and any damage to them may require replacing the system board After installing a new processor onto the system board always update the system ROM to ensure that the latest version of the BIOS is being used on the com...

Страница 110: ...ker 1 Prepare the computer for disassembly Section 6 1 2 Remove the computer access panel Section 6 5 3 Disconnect the speaker wire from the system board 4 Remove the four screws from the inside of the chassis 1 that secure the speaker to the chassis 5 Remove the speaker 2 To install the speaker reverse the removal procedures ...

Страница 111: ... the computer access panel Section 6 5 3 Disconnect the fan control cable from the system board 4 Remove the four screws that secure the fan assembly to the chassis and then remove the fan assembly To install the fan assembly reverse the removal procedure Be sure to orient the air flow out of the unit Refer to the air flow arrows on the side of the fan housing for proper air flow orientation ...

Страница 112: ...e power cord should be disconnected from the computer and or the AC outlet before opening the computer 1 Prepare the computer for disassembly Section 6 1 1 Remove the computer access panel Section 6 5 2 Disconnect all power cables from the mass storage devices and from the system board 3 Remove the four screws that connect the power supply to the chassis 1 4 Slide the power supply toward the front...

Страница 113: ...er for disassembly Section 6 1 2 Remove the computer access panel Section 6 5 3 Remove the front bezel Section 6 6 4 Disconnect all power and data cables from the back of the drives in the 5 25 inch drive bays 5 To release the drives from the 5 25 inch drive bay press down on the short yellow drivelock as shown While pressing the drivelock pull the drives out of the drive bay ...

Страница 114: ...pports a drive that is no more than 17 cm 6 7 inches in depth including the cables that attach to the back of the drive Do not try to force a larger drive such as an optical drive or MultiBay drive into the bottom bay This could cause damage to the drive and the system board The use of unnecessary force when installing any drive into the drive bay may result in damage to the drive 8 Reconnect all ...

Страница 115: ...assis 11 Reposition the subpanel rotate it 90 with the logo at the bottom then snap it back into the bezel 12 Replace the front bezel and computer access panel 13 Reconnect the external equipment 14 If you normally lock the Smart Cover Lock use Computer Setup to relock the lock and enable the Smart Cover Sensor ...

Страница 116: ... 2 Remove the computer access panel Section 6 5 3 Remove the front bezel Section 6 6 4 Disconnect all power and data cables from the back of the drives in the 5 25 inch drive bays 5 To release the drives from the 5 25 inch drive bay lift the release tab on the green latch drive bracket for the drive While lifting the release tab slide the drive from its drive bay Repeat this step for each 5 25 inc...

Страница 117: ...ts a drive that is no more than 17 cm 6 7 inches in depth including the cables that attach to the back of the drive Do not try to force a larger drive such as an optical drive or MultiBay drive into the bottom bay This could cause damage to the drive and the system board The use of unnecessary force when installing any drive into the drive bay may result in damage to the drive 8 Reconnect all powe...

Страница 118: ...assis 11 Reposition the subpanel rotate it 90 with the logo at the bottom then snap it back into the bezel 12 Replace the front bezel and computer access panel 13 Reconnect the external equipment 14 If you normally lock the Smart Cover Lock use Computer Setup to relock the lock and enable the Smart Cover Sensor ...

Страница 119: ...ns 3 Exit the operating system 4 Remove any diskette compact disc or MultiBay device from the computer 5 Turn off the computer and any peripheral devices that are connected to it Ä CAUTION Turn off the computer before disconnecting any cables Ä CAUTION Regardless of the power on state voltage is always present on the system board as long as the system is plugged into an active AC outlet In some sy...

Страница 120: ...ey Spare part number 166527 001 or 166527 002 Once the solenoid has been deactivated or removed the access panel can be removed The Smart Cover FailSafe Key will be needed in any of the following circumstances Power outage Startup failure Processor or power supply failure Lost password To open the computer cover with the Smart Cover Lock engaged 1 Prepare the computer for disassembly Section 7 1 2...

Страница 121: ...Factor SFF Chassis To reattach the Smart Cover Lock 1 Install the Smart Cover Lock assembly on the inside of the rear panel with the metal arm 1 wrapped around the air vent grid on the back of the chassis 2 Use the supplied tamper resistant screw 2 to secure the Smart Cover Lock to the chassis ...

Страница 122: ...3 Remove the special security clip Section 7 4 1 from the top rear corner of the power supply cage 4 Raise the power supply to its full upright position 5 Disconnect the hood sensor cable from the system board 6 Slide the hood sensor switch mounted on the power supply towards the outside of the computer 1 and lower it through the slot 2 To install the hood sensor reverse the removal procedure ...

Страница 123: ...4 1 Security Clip A special clip is required to secure the computer from intrusion This clip must be installed before installing the computer cover 7 4 2 Cable Lock The cable lock may be used to secure the computer cover to the chassis and at the same time secure the computer to a fixed object Insert the cable lock in the location shown below ...

Страница 124: ...sis 7 4 3 Padlock A padlock may be used by itself to secure the computer cover to the computer chassis A padlock may also be used with a security cable to secure the computer to a fixed object I 7 4 4 Universal Chassis Clamp Lock Without Security Cable 1 Thread the keyboard and mouse cables through the lock ...

Страница 125: ... 7 Removal and Replacement Procedures Small Form Factor SFF Chassis 2 Screw the lock to the chassis using the screw provided 3 Insert the plug into the lock 1 and push the button in 2 to engage the lock Use the key provided to disengage the lock ...

Страница 126: ... Reference Guide dc7600 Removal and Replacement Procedures Small Form Factor SFF Chassis With Security Cable 1 Fasten the cable by looping it around a stationary object 2 Thread the keyboard and mouse cables through the lock ...

Страница 127: ...d Replacement Procedures Small Form Factor SFF Chassis 3 Screw the lock to the chassis using the screw provided 4 Insert the plug end of the security cable into the lock 1 and push the button in 2 to engage the lock Use the key provided to disengage the lock ...

Страница 128: ...UTION Before removing the computer cover ensure that the computer is turned off and that the power cord is disconnected from the electrical outlet 1 Press the buttons on the left and right sides of the computer 1 2 Slide the computer cover towards the front of the computer until it stops 2 then lift it up and off the chassis To install the computer cover reverse the removal procedure ...

Страница 129: ...disassembly Section 7 1 2 Remove the computer cover Section 7 5 3 Remove the drive bezel by pushing the top tab on the right side of the larger front bezel as shown 1 and rotating the drive bezel away from the larger front bezel 2 The drive bezel will vary depending on the computer configuration 4 Install a bezel or a bezel blank by pushing the bezel into place ...

Страница 130: ...ce Reference Guide dc7600 Removal and Replacement Procedures Small Form Factor SFF Chassis There are three drive bezel inserts that are available Item Description 1 Diskette drive bezel 2 Hard drive bezel 3 3 5 drive bezel ...

Страница 131: ...ition When folding a flat ribbon cable never fold to a sharp crease Sharp creases may damage the wires Some flat ribbon cables come prefolded Never change the folds on these cables Do not bend any cable sharply A sharp bend can break the internal wires Never bend a SATA data cable tighter than a 30 mm 1 18 in radius Never crease a SATA data cable Do not rely on components like the drive cage power...

Страница 132: ...CAUTION When handling a memory module be careful not to touch any of the contacts Doing so may damage the module 1 If you have locked the Smart Cover Lock use Computer Setup to unlock the lock Section 7 2 2 Prepare the computer for disassembly Section 7 1 3 Remove the computer cover Section 7 5 ÅWARNING To reduce risk of personal injury from hot surfaces allow the internal system components to coo...

Страница 133: ...eps 4 and 5 for any additional modules that you want to install The computer automatically recognizes the additional memory when the computer is turned on To reassemble the computer reverse the removal procedure If you normally lock the Smart Cover Lock use Computer Setup to relock the lock and enable the Smart Cover Sensor ...

Страница 134: ... operating system then turn off any external devices 3 Disconnect the power cord from the power outlet and disconnect any external devices 4 Remove the computer cover Section 7 5 5 Release the slot cover retention latch that secures the PCI slot covers by lifting the green tab on the latch and rotating the latch to the full open position 1 6 Remove the single screw that keeps the card retainer in ...

Страница 135: ...gh the operating system then turn off any external devices 3 Disconnect the power cord from the power outlet and disconnect any external devices 4 Remove the computer cover Section 7 5 5 Identify the slot into which you want to insert the expansion card 6 Release the slot cover retention latch that secures the PCI slot covers by lifting the green tab on the latch and rotating the latch to the full...

Страница 136: ...hen installing an expansion card 9 Rotate the slot cover retention latch back in place to secure the expansion card When you install an expansion card make sure the metal bracket on the card slides into the slot on the back of the computer then press down firmly on the card so that the whole connector seats properly in the expansion card slot ÄCAUTION All expansion card slots on the rear of the co...

Страница 137: ...fting the green tab on the latch and rotating the latch to the open position 6 Pull the retention arm on the back of the PCI Express expansion socket away from the card on x16 card socket only and carefully rock the card back and forth until the connectors pull free from the socket Pull the expansion card straight up from the socket then away from the inside of the chassis Be sure not to scrape th...

Страница 138: ...e lock Section 7 2 2 Prepare the computer for disassembly Section 7 1 3 Remove the computer cover Section 7 5 4 Remove all PCI and PCI Express expansion cards from the PCI expansion slots Section 7 9 5 Rotate the optical and diskette drive cage to its upright position 6 Remove the security clip Section 7 4 1 rotate the power supply to its full upright position 1 then lift the power supply straight...

Страница 139: ...r SFF Chassis 7 Disconnect the data and power cables from the system board 8 Disconnect the Serial A cable from the system board 1 remove the two screws that secure the serial connector to the backwall 2 then remove the serial connector 3 9 Remove the fan shroud by lifting it up and out Section 7 12 ...

Страница 140: ...ent Procedures Small Form Factor SFF Chassis 10 Remove the long mounting screw that secures the system board tray to the chassis 11 Slide the system board tray assembly towards the front of the chassis about 1 4 inch and lift the system board up and out of the chassis ...

Страница 141: ...s 12 Remove the three screws that secure the backwall assembly to the chassis 1 then slide the backwall assembly a few millimeters inches toward the space vacated by the power supply and lift out 2 13 Slide the new backwall onto the rear chassis 1 Secure it with the three screws removed from the old backwall 2 ...

Страница 142: ...to secure the system board to the chassis 16 Reconnect all power and data cables to the system board Be sure to use proper cable handling and placement precautions 17 Install the power supply Rotate it to its normal operating position Be sure to use proper cable handling and placement precautions 18 Install the full height PCI expansion card in the available slot in the new PCI riser card cage ass...

Страница 143: ...ctor SFF Chassis 20 Rotate the drive cage back down to its normal position Be sure to use proper cable handling and placement precautions ÄCAUTION Cables are very sensitive Overbending creasing or pinching can damage cables 21 Replace the fan shroud on top of the fan 22 Replace the computer cover ...

Страница 144: ... loss After replacing the primary hard drive you will need to run the Restore Plus CD to load the HP factory installed files 7 11 1 Drive Positions To verify the type and size of the storage device installed in the computer run Computer Setup Drive Positions Item Description Item Description 1 3 5 inch internal standard hard drive bay 3 3 5 inch drive bay 1 44 MB diskette drive shown 2 5 25 inch d...

Страница 145: ...ives before removing the drive from the computer An optical drive is a CD ROM CD R RW DVD ROM DVD R RW or CD RW DVD Combo drive 1 If you have locked the Smart Cover Lock use Computer Setup to unlock the lock Section 7 2 2 Prepare the computer for disassembly Section 7 1 3 Remove the computer cover Section 7 5 4 Rotate the drive cage to its upright position by pulling on the green tabbed lip ...

Страница 146: ... cage down to its normal position before trying to remove the drive 7 Press the green drive retainer latch and slide the drive forward and lift it from the drive cage 8 When replacing the drive transfer the four screws from the old drive to the new one The screws take the place of drive rails ÄCAUTION Use only 5 mm long screws as guide screws Longer screws can damage the internal components of the...

Страница 147: ...e the computer for disassembly Section 7 1 3 Remove the computer cover Section 7 5 4 Remove the optical drive Section 7 11 2 5 Rotate the drive cage to its upright position by pulling on the green tabbed lip 6 Disconnect the signal and power cables from the drive The other end of the cables should remain connected to the system board Diskette drive is shown 7 Rotate the drive cage down to its norm...

Страница 148: ... approximately 6mm 1 4 inch 2 9 Lift the rear of the drive up so that the rear guide screws clear the top of the drive cage 1 As the drive rises it automatically slides forward until it is free from the drive cage 2 To replace the drive reverse the removal procedure making sure you rotate the rear of the drive down pivoting on the front screws When replacing the drive transfer the four metric scre...

Страница 149: ...rn off the computer Do not remove a hard drive while the computer is on or in standby mode Before handling a drive ensure that you are discharged of static electricity While handling a drive avoid touching the connector Refer to Section 5 2 Electrostatic Discharge Information for more information about preventing electrostatic damage Handle a drive carefully do not drop it Do not use excessive for...

Страница 150: ...vice Reference Guide dc7600 Removal and Replacement Procedures Small Form Factor SFF Chassis 5 Remove the security clip that secures the backwall to the power supply 6 Rotate the power supply to its full upright position ...

Страница 151: ...lide the hard drive toward the front of the computer then lift it up and out of the bay 2 To install a hard drive reverse the above procedure The replacement hard drive kit includes several data cables Make sure to use the cable that is exactly the same as the factory installed cable If the system has only one SATA hard drive the data cable must be connected to the blue connector labeled P60 SATA ...

Страница 152: ...ur extra 6 32 standard guide screws on the front of the chassis under the computer cover The 6 32 standard guide screws are silver and are used only for the hard drive If you replaced the primary hard drive insert the Restore Plus CD to restore the operating system software drivers and any software applications that were preinstalled on the computer Follow the instructions in the guide included wi...

Страница 153: ...actor SFF Chassis 7 12 Fan Shroud 1 Prepare the computer for disassembly Section 7 1 2 Remove the computer cover Section 7 5 3 Lift up on the fan shroud to remove it from the computer When replacing the shroud make sure that it does not get caught on the wires from either the fan or the speaker ...

Страница 154: ... computer cover Section 7 5 3 Remove the two screws that secure the front I O device to the chassis 1 4 Rotate the drive cage to its full upright position 5 Disconnect the front I O cable from the system board 6 Push the front I O device into the chassis 2 and snake the cable through the tunnel 3 to remove the device from the chassis To reinstall the front I O device reverse the removal procedure ...

Страница 155: ...7 5 3 Disconnect the power switch LED cable from the system board 4 Squeeze the switch holder retaining clips together at the front of the chassis 1 and push the switch assembly out of the chassis 2 Push the two LEDs out of the chassis 3 5 If necessary the LED holders may also be removed by squeezing the clips and pushing them out of the front of the chassis To install the power switch and LEDs re...

Страница 156: ...ortant as the pins on the socket are very fragile and any damage to them may require replacing the system board 6 Lift the heatsink from atop the processor and set it on its side to keep from contaminating the work area with thermal grease When reinstalling the heatsink make sure that its bottom has been cleaned with an alcohol wipe and fresh thermal grease has been applied to the top of the proce...

Страница 157: ...roprocessor retainer to its fully open position 2 7 Carefully lift the processor from the socket 3 ÄCAUTION Do NOT handle the pins in the processor socket These pins are very fragile and handling them could cause irreparable damage Once pins are damaged it may be necessary to replace the system board ÄCAUTION The heatsink must be installed within 24 hours of installing the processor to prevent dam...

Страница 158: ...e processor 5 Go to step 7 6 If using a new heatsink remove the protective covering from the bottom of the heatsink and place it in position atop the processor 7 Secure the heatsink to the system board and system board tray with the 4 captive screws and attach the heatsink control cable to the system board ÄCAUTION Heatsink retaining screws should be tightened in diagonally opposite pairs as in an...

Страница 159: ...emoving the speaker 6 Disconnect the speaker wire from the system board 7 Remove the two screws that secure the speaker to the chassis 1 8 Rotate the top of the speaker back to clear the lip on the top of the chassis then lift the speaker up and out of the chassis 2 To install the speaker reverse the removal procedures ÄCAUTION Before reinstalling the heatsink you must clean the top of the process...

Страница 160: ...the computer and or the AC outlet before opening the computer 1 Prepare the computer for disassembly Section 7 1 2 Remove the computer cover Section 7 5 3 Remove the security clip 4 Rotate the drive cage upand disconnect the power cables from all of the drives 5 Disconnect the power cables from the system board 6 Release the power supply cable from the cable retaining clips on the bottom of the ch...

Страница 161: ...upply to its full upright position 1 then lift the power supply straight up and out of the chassis 2 To install the power supply reverse the removal procedure ÄCAUTION When installing the power supply cables make sure they are properly positioned so they are not cut by the drive cage and are not pinched by the rotating power supply ...

Страница 162: ...ion 7 1 2 Remove the computer cover Section 7 5 3 Remove all PCI and PCI Express expansion boards Section 7 9 4 Remove the fan shroud from the chassis Section 7 11 5 Rotate the drive cage to its full upright position 6 Remove the security clip Section 7 4 1 and rotate the power supply to its full upright position 7 Disconnect the data and power cables from the system board ...

Страница 163: ...l and Replacement Procedures Small Form Factor SFF Chassis 8 Disconnect the serial port from the system board 9 Disconnect the balance of the cables from the system board 10 Remove the long mounting screw that secures the system board tray to the chassis ...

Страница 164: ...he system board is reinstalled in the chassis ÄCAUTION Before reinstalling the heatsink you must clean the top of the processor and the bottom of the heatsink with an alcohol pad supplied in the spares kit After the alcohol has evaporated apply thermal grease to the top of the processor from the syringe supplied in the spares kit When reinstalling the system board it is important to secure the sys...

Страница 165: ... cover Section 7 5 3 Remove the fan shroud Section 7 12 4 Disconnect the chassis fan cable from the system board 5 Remove the four screws that secure the fan to the chassis then remove the fan from the chassis To install the chassis fan reverse the removal procedure Be sure to orient the air flow into the unit Refer to the air flow arrows on the side of the fan housing for proper air flow orientat...

Страница 166: ...ed for this product Ä CAUTION Before replacing the battery it is important to back up the computer CMOS settings When the battery is removed or replaced the CMOS settings will be cleared Refer to the Computer Setup F10 Utility Guide for information on backing up the CMOS settings N Batteries battery packs and accumulators should not be disposed of together with the general household waste In order...

Страница 167: ...der 2 Slide the replacement battery into position positive side up 3 The battery holder automatically secures the battery in the proper position 4 Replace the computer access panel 5 Plug in the computer and turn on power to the computer 6 Reset the date and time your passwords and any special system setups using Computer Setup Refer to the Computer Setup F10 Utility Guide ...

Страница 168: ...ttery pops up lift it out 1 2 To insert the new battery slide one edge of the replacement battery under the holder s lip with the positive side up 2 Push the other edge down until the clamp snaps over the other edge of the battery 3 Replace the computer access panel 4 Plug in the computer and turn on power to the computer 5 Reset the date and time your passwords and any special system setups using...

Страница 169: ...he clip 1 that holds the battery in place then remove the battery 2 2 Insert the new battery and position the clip back in place 3 Replace the computer access panel 4 Plug in the computer and turn on power to the computer 5 Reset the date and time your passwords and any special system setups using Computer Setup Refer to the Computer Setup F10 Utility Guide ...

Страница 170: ...7 52 390742 001 Service Reference Guide dc7600 Removal and Replacement Procedures Small Form Factor SFF Chassis ...

Страница 171: ...stem 4 Remove any diskette compact disc or MultiBay device from the computer 5 Turn off the computer and any peripheral devices that are connected to it Ä CAUTION Turn off the computer before disconnecting any cables Ä CAUTION Regardless of the power on state voltage is always present on the system board as long as the system is plugged into an active AC outlet In some systems the cooling fan is o...

Страница 172: ...hassis 8 If the PC is mounted in the accessory mounting stand loosen the thumbscrew that secures the computer to the stand 1 9 Slide the computer forward until it is disengaged from the hooks on the front of the tower stand then lift the computer off the stand 2 and lay the computer down on its rubber feet ...

Страница 173: ...lling a Cable Lock The cable lock may be used to secure the computer access panel to the chassis and at the same time secure the computer to a fixed object 8 2 2 Installing a Padlock A padlock may be used by itself to secure the access panel to the computer chassis A padlock may also be used with a security cable to secure the computer to a fixed object ...

Страница 174: ...mputer access panel ensure that the computer is turned off and that the power cord is disconnected from the electrical outlet 2 Lay the computer down so the rubber feet rest on a solid surface 3 Loosen the captive thumbscrew 1 that secures the access panel to the computer chassis 4 Slide the top access panel back about 1 3 cm 1 2 inch then lift it off the unit 2 To install the access panel reverse...

Страница 175: ...evere damage to the computer 1 Prepare the computer for disassembly Section 8 1 2 Remove the access panel Section 8 3 3 Unlock the MultiBay device by rotating the green locking lever on top of the MultiBay drive cage to the unlocked position 4 Replace the access panel 5 Eject the MultiBay device by sliding the front mounted eject lever to the left 1 then pull the device out of the device bay 2 To ...

Страница 176: ...puter for disassembly Section 8 1 2 Remove the access panel Section 8 3 3 Remove any MultiBay device in the drive cage Section 8 4 4 Grasp the green handle on top of the riser card assembly and lift it straight up The MultiBay riser card assembly serves a number of purposes it provides data and power to an installed MultiBay device it locks the front panel assembly in the chassis and it secures th...

Страница 177: ...e from the drive cage Section 8 4 4 Remove the MultiBay riser card Section 8 5 5 Lift up on the two green locking levers on the left and right sides of the chassis 1 This will unlatch the front panel assembly and push it about 1 3 cm 1 2 inch out of the chassis 6 Disconnect the fan and speaker cables from the system board and remove the panel assembly 2 by pulling it straight out of the chassis To...

Страница 178: ...y Section 8 6 6 Use a 0 Phillips screwdriver to remove the four screws that secure the front bezel to the front panel assembly 1 7 Release the catch 2 that keeps the top of the bezel in place It may also be necessary to release the catch that secures the bottom of the bezel in place 8 Pull the front bezel away from the assembly 3 To reinstall the front bezel reverse the removal procedures When ins...

Страница 179: ...on 8 3 3 Remove any MultiBay device in the drive cage Section 8 4 4 Remove the MultiBay riser card Section 8 5 5 Remove the front panel assembly Section 8 6 6 Remove the four screws that secure the chassis fan to the housing 1 7 Remove the fan 2 To install the fan assembly reverse the removal procedures making sure that the fan cable is located near the top of the assembly nearest the center of th...

Страница 180: ...nd any cable sharply A sharp bend can break the internal wires Never bend a SATA data cable tighter than a 30 mm 1 18 in radius Never crease a SATA data cable Do not rely on components like the drive cage power supply or computer cover to push cables down into the chassis Always position the cables to lay properly by themselves When removing the power supply power cables from the P1 or P3 connecto...

Страница 181: ... a memory module be careful not to touch any of the contacts Doing so may damage the module 1 Prepare the computer for disassembly Section 8 1 2 Remove the computer access panel Section 8 3 ÅWARNING To reduce risk of personal injury from hot surfaces allow the internal system components to cool before touching You many need to remove the expansion card cage if it has a full height card installed 3...

Страница 182: ...nce Guide dc7600 Removal and Replacement Procedures Ultra Slim Desktop USDT Chassis The computer automatically recognizes the additional memory when the computer is turned on To reassemble the computer reverse the removal procedure ...

Страница 183: ...assis 8 11 Expansion Card Cage 1 Prepare the computer for disassembly Section 8 1 2 Remove the computer access panel Section 8 3 3 Rotate the bail handle on the expansion card cage 1 and lift the cage straight up 2 To install the cage align the cage in the guides on the chassis and press it firmly into place ...

Страница 184: ...y in place Grasp the card and carefully rock it back and forth until the connectors pull free from the card cage Pull the expansion card straight out 3 to remove it from the cage Be sure not to scrape the card against the cage Store the removed card in anti static packaging 6 If you are not installing a new expansion card install an expansion slot cover to close the open slot and continue with ste...

Страница 185: ...you install an expansion card make sure you press firmly on the card so that the whole connector seats properly in the expansion card socket on the riser board 8 Close the latch firmly to secure the card in place 9 Install the expansion card cage into the computer 10 Reconfigure the computer if necessary Refer to the Computer Setup F10 Utility Guide on the Documentation and Diagnostics CD for inst...

Страница 186: ... 11 4 Open the latch 1 by squeezing the retainer fingers together then rotate the latch out of the way 2 5 Use a thin flat blade screwdriver to pry 3 the damaged locking lever off the expansion card cage 6 Remove the locking lever To install the replacement locking lever spread the pivot pin area and push it onto the ear of the expansion card cage so the pins snap into their receptacles Complete t...

Страница 187: ...od Sensor 1 Prepare the computer for disassembly Section 8 1 2 Remove the computer access panel Section 8 3 3 Remove the expansion card cage Section 8 11 4 Disconnect the cable from the system board 1 and then slide the hood sensor out of the slot in the chassis 2 To install the hood sensor reverse the removal procedures ...

Страница 188: ...re handling a drive ensure that you are discharged of static electricity While handling a drive avoid touching the connector Refer to Section 5 2 Electrostatic Discharge Information for more information about preventing electrostatic damage Handle a drive carefully do not drop it Do not use excessive force when inserting a drive Avoid exposing a hard drive to liquids temperature extremes or produc...

Страница 189: ...the hard drive 1 then lift the cable end of the drive up 2 and pull it towards the center of the chassis 3 to remove it from the drive cage 8 Remove the four guide screws two on each side from the old drive You will need these screws to install a new drive 9 Store the removed drive in anti static packaging To install a drive reverse the removal procedure ...

Страница 190: ...e front I O device in place 1 8 Disconnect the audio cable from the back of the IO device 2 and pull that cable through the tunnel opening in the chassis 3 9 Disconnect the I O cables from the system board To install the front I O device follow this sequence 1 Thread the audio cable through the tunnel in the chassis and attach it to the front I O board 2 Attach the front USB cable and the power sw...

Страница 191: ...6 6 Disconnect the thermal sensor and heatsink fan cables 1 from the system board 7 Unscrew the four screws that secure the heatsink to the system board 2 then lift the heatsink from the system board 3 ÄCAUTION Heatsink retaining screws should be removed in diagonally opposite pairs as in an X to even the downward forces on the processor This is especially important as the pins on the socket are v...

Страница 192: ...t 3 ÄCAUTION Do NOT handle the pins in the processor socket These pins are very fragile and handling them could cause irreparable damage Once pins are damaged it may be necessary to replace the system board ÄCAUTION The heatsink must be installed within 24 hours of installing the processor to prevent damage to the processor s solder connections To install a new processor 1 Place the processor in i...

Страница 193: ...ink control cable to the system board ÄCAUTION Heatsink retaining screws should be tightened in diagonally opposite pairs as in an X to evenly seat the heatsink on the processor This is especially important as the pins on the socket are very fragile and any damage to them may require replacing the system board After installing a new processor onto the system board always update the system ROM to e...

Страница 194: ...5 5 Disconnect the power supply cable from the hard drive and the 6 pin power supply cable on the system board alongside the heatsink 6 Slide the power supply towards the front of the chassis 1 about 1 3 cm 1 2 inch then slide it towards the center of the chassis and rotate it up 2 to access the main cable connection beneath it 7 Disconnect the power cable from the system board 3 There are slots o...

Страница 195: ...th the HP spare designated for this product Ä CAUTION Before replacing the battery it is important to back up the computer CMOS settings When the battery is removed or replaced the CMOS settings will be cleared Refer to the Computer Setup F10 Utility Guide for information on backing up the CMOS settings N Batteries battery packs and accumulators should not be disposed of together with the general ...

Страница 196: ...eplacement battery into position positive side up 3 The battery holder automatically secures the battery in the proper position 4 After the battery has been replaced reverse the disassembly procedure 5 Plug in the computer and turn on power to the computer 6 Reset the date and time your passwords and any special system setups using Computer Setup Refer to the Computer Setup F10 Utility Guide ...

Страница 197: ...ift it out 2 To insert the new battery slide one edge of the replacement battery under the holder s lip with the positive side up 2 Push the other edge down until the clamp snaps over the other edge of the battery 3 After the battery has been replaced reverse the disassembly procedure 4 Plug in the computer and turn on power to the computer 5 Reset the date and time your passwords and any special ...

Страница 198: ...lds the battery in place then remove the battery 2 2 Insert the new battery and position the clip back in place 3 After the battery has been replaced reverse the disassembly procedure 4 Plug in the computer and turn on power to the computer 5 Reset the date and time your passwords and any special system setups using Computer Setup Refer to the Computer Setup F10 Utility Guide ...

Страница 199: ...e the computer for disassembly Section 8 1 2 Remove the computer access panel Section 8 3 3 Disconnect the speaker cable from the system board 4 Remove the front panel assembly Section 8 6 5 Remove the two screws 1 that secure the speaker to the front panel then remove the speaker 2 To install the speaker reverse the removal procedure ...

Страница 200: ...r supply Section 8 19 9 Disconnect all cables connected to the system board noting their location for reinstallation 10 Remove the thumbscrew that secures the system board to the chassis 1 11 Slide the system board towards the front of the chassis 2 making sure that all keyhole retainers are clear before lifting the system board from the chassis ÄCAUTION Be very careful when removing or replacing ...

Страница 201: ...workstation connectors Some of these connectors may not be used on the product being serviced Keyboard Connector and Icon Pin Signal 1 2 3 Data Unused Ground 4 5 6 5 VDC Clock Unused Mouse Connector and Icon Pin Signal 1 2 3 Data Unused Ground 4 5 6 5 VDC Clock Unused Ethernet BNC Connector and Icon Pin Signal 1 Center Data 2 Shield Ground ...

Страница 202: ...eive Data Unused Unused Ethernet AUI Connector and Icon Pin Signal Pin Signal 1 2 3 4 Ground Negative AUI Differential Collision Positive AUI Differential Collision Negative AUI Differential Transmit 9 10 11 12 Positive AUI Differential Receive 12V Ground Ground 5 6 7 8 Positive AUI Differential Transmit Ground Ground Negative AUI Differential Receive 13 14 15 16 Unused Unused Unused Unused ...

Страница 203: ...nowledge Busy Paper End 16 17 18 25 Initialize Printer Select IN Signal Ground Serial Interface Powered and Non Powered Connector and Icon Pin Signal 1 2 3 Carrier Detect 12V if powered Receive Data Transmit Data 4 5 6 Data Terminal Ready Signal Ground Data Set Ready 7 8 9 Request to Send Clear to Send Ring Indicator 5V if powered USB Connector and Icon Pin Signal 1 2 3 4 5 VDC Data Data Ground Mi...

Страница 204: ...nector and Icon 1 8 miniphone Pin Signal 1 Tip Audio_Out_Left 2 Ring Audio_Out_Right 3 Shield Ground SCSI Low Voltage Differential Single Ended LVD SE Connector and Icon Pin Signal Pin Signal Pin Signal Pin Signal 1 16 17 18 19 Ground TERMPWR Reserved 40 41 42 D0 D1 D1 49 50 51 52 53 Ground TERMPW Reserved 60 61 62 MSG SEL C D 20 34 35 36 Ground D12 D13 43 44 45 D3 D4 D5 54 55 56 Ground ATN Ground...

Страница 205: ... DB0 DB1 DB2 33 34 35 36 DB7 DBP Ground Ground 41 42 43 44 ATN Ground BSY ACK 49 50 REQ Input Output External Infrared Transceiver Connector and Icon Pin Signal Pin Signal Pin Signal 1 2 3 Transmit Receive Ground 4 5 6 5V Mode Not Used 7 8 Not Used Not Used Monitor Connector and Icon Pin Signal Pin Signal Pin Signal 1 2 3 Red Analog Green Analog Blue Analog 6 7 8 Ground Ground Ground 11 12 13 Not ...

Страница 206: ...CSEL 39 40 DASP Ground MultiBay CD ROM Adapter Connector Pin Signal Pin Signal Pin Signal Pin Signal 1 2 3 4 5 RESDRV_ GROUND D07 D08 D06 18 19 20 21 22 D15 GROUND key DRQ GROUND 35 36 37 38 39 A0 A2 CS1FX CS3FX DASP 52 53 54 55 56 FP05 FP06 FP07 FP08 FP09 6 7 8 9 10 D09 D05 D10 D04 D11 23 24 25 26 27 IOW GROUND IOR GROUND IOCHDRY 40 41 42 43 44 GROUND 5VMLOG 5VMOT GROUND AUDIO_L 57 58 59 60 61 FP...

Страница 207: ... 3 V 12 V GND PSON GND GND 19 20 21 22 23 24 GND open 5 V 5 V 5 V GND 24 12 13 1 24 Pin MicroFit Power Connector Pin Signal Pin Signal Pin Signal Pin Signal 1 2 3 4 5 6 5 Vaux GND 5 V 5 V PS_ON GND 7 8 9 10 11 12 PWRGD 3 3 V 3 3 V Tach GND Fan CMD 13 14 15 16 17 18 12 V 5 V Sense GND 5 V 5 V 3 3 V 19 20 21 22 23 24 GND 3 3 Sense 3 3 V 3 3 V GND 12 V 4 Pin Power for CPU Connector and Icon Pin Signa...

Страница 208: ...2 GND 3 GND 4 12 V CPU 5 12 V CPU 6 12 V 6 4 SATA Data and Power Drive Connector Pin Signal Pin Signal Pin Signal Pin Signal S1 S5 Ground B S2 S6 A B S3 S7 A Ground S4 Ground P1 P5 P9 P13 V 3 3 Ground V 5 V 12 P2 P6 P10 P14 V 3 3 Ground Ground V 12 P3 P7 P11 P15 V 3 3 V 5 Reserved V 12 P4 P8 P12 Ground V 5 Ground S Data P Power ...

Страница 209: ... GND PERp3 PERn3 31 32 33 34 35 GND RSVD RSVD GND PERp4 36 37 38 39 40 PERn4 GND GND PERp5 PERn5 41 42 43 44 45 GND GND PERp6 PERn6 GND 46 47 48 49 50 GND PERp7 PERn7 GND RSVD 51 52 53 54 55 GND PERp8 PERn8 GND GND 56 57 58 59 60 PERp9 PERn9 GND GND PERp10 61 62 63 64 65 PERn10 GND GND PERp11 PERn11 66 67 68 69 70 GND GND PERp12 PERn12 GND 71 72 73 74 75 GND PERp13 PERn13 GND GND 76 77 78 79 80 PE...

Страница 210: ...2 GND PETp4 PETn4 GND 36 37 38 39 40 GND PETp5 PETn5 GND GND 41 42 43 44 45 PETp6 PRTn6 GND GND PETp7 46 47 48 49 50 PETn7 GND PRSNT2 GND PETp8 51 52 53 54 55 PETn8 GND GND PETp9 PETn9 56 57 58 59 60 GND GND PETp10 PETn10 GND 61 62 63 64 65 GND PETp11 PETn11 GND GND 66 67 68 69 70 PETp12 PETn12 GND GND PETp13 71 72 73 74 75 PETn13 GND GND PETp14 PETn14 76 77 78 79 80 GND GND PETp15 PETn15 GND 81 8...

Страница 211: ... Data2 4 Shield T M D S Data4 13 14 15 16 T M D S Data3 5V Power Ground for 5V Hot Plug Detect 5 6 7 8 T M D S Data4 DDC Clock DDC Data No Connect 17 18 19 20 T M D S Data0 T M D S Data0 T M D S Data0 5 Shield T M D S Data5 9 10 11 12 T M D S Data1 T M D S Data1 T M D S Data1 3 Shield T M D S Data3 21 22 23 24 T M D S Data5 T M D S Data Shield T M D S Clock T M D S Clock ...

Страница 212: ...A 12 390742 001 Service Reference Guide dc7600 Connector Pin Assignments ...

Страница 213: ...be approved by an acceptable accredited agency responsible for evaluation in the country where the power cord set will be installed 2 The power cord set must have a minimum current capacity of 10A 7A Japan only and a nominal voltage rating of 125 or 250 volts AC as required by each country s power system 3 The diameter of the wire must be a minimum of 0 75 mm2 or 18AWG and the length of the cord m...

Страница 214: ...pe HO5VV F 3 conductor 0 75mm2 conductor size Power cord set fittings appliance coupler and wall plug must bear the certification mark of the agency responsible for evaluation in the country where it will be used 2 The flexible cord must be Type SVT or equivalent No 18 AWG 3 conductor The wall plug must be a two pole grounding type with a NEMA 5 15P 15A 125V or NEMA 6 15P 15A 250V configuration 3 ...

Страница 215: ...problem remains Clear CMOS If the message disappears there may be a problem with the expansion card Replace the system board 103 System Board Failure DMA or timers Clear CMOS Remove expansion boards Replace the system board 110 Out of Memory Space for Option ROMs Recently added PCI expansion card contains an option ROM too large to download during POST If a PCI expansion card was recently added re...

Страница 216: ... proper placement of the CMOS jumper if applicable 164 Memory Size Error Memory amount has changed since the last boot memory added or removed Press the F1 key to save the memory changes Memory configuration is incorrect Run Computer Setup F10 Setup Make sure memory module s if any are installed properly If third party memory has been added test using HP only memory Verify proper memory module typ...

Страница 217: ...zed Rearrange the DIMMS so that each channel has the same amount of memory 216 Memory Size Exceeds Maximum Supported Recently added memory module s exceeds the supported memory amount for the system If additional memory was recently added remove it to see if the problem remains Check product documentation for memory support information 219 ECC Memory Module Detected ECC Modules not supported on th...

Страница 218: ...MOS Verify that the monitor is attached and turned on Replace the graphics card if applicable 510 Splash Screen image corrupted Splash Screen image has errors Reflash the system ROM with the latest BIOS image 511 CPU CPUA or CPUB Fan not detected Fan is not connected or may have malfunctioned Reseat fan cable Reseat the fan Replace the fan 512 Chassis rear chassis or front chassis fan not detected...

Страница 219: ... connected Reconnect or replace hood locking mechanism Reseat or replace hood locking mechanism cable 917 Front Audio not Detected Front audio harness has been detached or unseated from the system board Reconnect or replace front audio harness 918 Front USB Not Connected Front USB harness has been detached or unseated from system board Reconnect or replace front USB harness 919 Front Panel MultiPo...

Страница 220: ...d Onboard Devices 1720 SMART Hard Drive Detect Imminent Failure Hard drive is about to fail Some hard drives have a firmware patch that will fix an erroneous error message Determine if hard drive is giving correct error message Run the Drive Protection System test if applicable Apply firmware patch if applicable visit www hp com support Back up contents and replace hard drive 1785 MultiBay incorre...

Страница 221: ...ce the system board 1801 Microcode Patch Error Processor not supported by ROM BIOS Upgrade BIOS to proper version Change the processor 1802 Processor Not Supported Recently installed processor may not be supported by the system board If processor was recently replaced restore the original processor to see if the problem remains Check product documentation for processor support information Invalid ...

Страница 222: ...ck 2 Parity RAM failure Run Computer Setup and diagnostic utilities System will not boot without fan CPU fan not installed or disconnected in VSFF chassis Open hood press the power button and see if the processor fan spins If not spinning make sure the fan cable is plugged into the system board Ensure the heatsink is properly seated If the heatsink is properly installed and the fan connected but d...

Страница 223: ...in Suspend to RAM mode some models only or normal Suspend mode None required Press any key or move the mouse to wake the computer Red Power LED flashes two times once every second followed by a two second pause 2 Processor thermal protection activated A fan may be blocked or not turning OR The heatsink fan assembly is not properly attached to the processor Ensure that the computer air vents are no...

Страница 224: ...e video memory error Reseat DIMMs Power on the system Replace DIMMs one at a time to isolate the faulty module Replace third party memory with HP memory Replace the system board Red Power LED flashes six times once every second followed by a two second pause 6 Pre video graphics error For systems with a graphics card Reseat the graphics card Power on the system Replace the graphics card Replace th...

Страница 225: ...ss and hold the power button for less than 4 seconds If the hard drive LED turns green then Check that the voltage selector located on the rear of the power supply is set to the appropriate voltage Proper voltage setting depends on your region Remove the expansion cards one at a time until the LED light on the system board turns on Replace the system board OR Press and hold the power button for le...

Страница 226: ...C 12 390742 001 Service Reference Guide dc7600 POST Error Messages ...

Страница 227: ...ngle monitor the monitor must be plugged into the monitor connector on the source selected as the primary VGA adapter During boot the other monitor connectors are disabled and if the monitor is connected into these ports the monitor will not function You can select which source will be the default VGA source in Computer F10 Setup Press and hold any key If the system beeps then the keyboard is oper...

Страница 228: ...time under Control Panel 2 Replace the RTC battery Computer appears to pause periodically Network driver is loaded and no network connection is established Establish a network connection or use Computer Setup or Microsoft Windows Device Manager to disable the network controller Cursor will not move using the arrow keys on the keypad The Num Lock key may be on Press the Num Lock key The Num Lock ke...

Страница 229: ...nknown Restart the computer Computer powered off automatically and the Power LED flashes Red two times once every second followed by a two second pause and the computer beeps two times Beeps continue for five iterations after which the LED flashes will continue until the problem is resolved Processor thermal protection activated A fan may be blocked or not turning OR The heatsink is not properly a...

Страница 230: ...tem board turns on 3 Replace the system board OR Press and hold the power button for less than 4 seconds If the hard drive LED does not turn on green then 1 Check that the unit is plugged into a working AC outlet 2 Open hood and check that the power button harness is properly connected to the system board 3 Check that both power supply cables are properly connected to the system board 4 If the 5 V...

Страница 231: ...ssor fan is not spinning make sure the fan s cable is plugged onto the system board header Ensure the fan is fully properly seated or installed 3 If the fan is pugged in and seated but not spinning replace the processor fan 4 Reseat processor heatsink and verify that the fan assembly is properly attached Power LED flashes Red four times once every second followed by a two second pause and the comp...

Страница 232: ...s not seated properly Reseat the drive Diskette drive cannot write to a diskette Diskette is not formatted Format the diskette Diskette is write protected Use another diskette or remove the write protection Writing to the wrong drive Check the drive letter in the path statement Not enough space is left on the diskette Use another diskette Diskette write control is enabled Use Computer Setup to che...

Страница 233: ...d to start the computer has been inserted in the drive When drive activity stops remove the diskette and press the Spacebar The computer should start up Diskette error has occurred Restart the computer by pressing the power button Cannot Boot to Diskette Diskette is not bootable Replace with a bootable diskette Diskette boot has been disabled in Computer Setup Run Computer Setup and enable diskett...

Страница 234: ...zed a newly installed device 1 Check to see if the device is listed within Computer Setup If it is listed the probable cause is a driver problem If it is not listed the probable cause is a hardware problem 2 If this is a newly installed drive enter Setup and try adding a POST delay under Advanced Power On Drive s controller is disabled in Computer Setup Run Computer Setup and enable the SATA contr...

Страница 235: ...not attached as first in a multi hard drive configuration If attempting to boot from a hard drive ensure it is attached to P60 SATA 0 Bootable hard drive s controller is not listed first in the Boot Order Enter Computer Setup and select Storage Boot Order and ensure the bootable hard drive s controller is listed immediately under the Hard Drive entry Computer will not start Hard drive is damaged O...

Страница 236: ...connections are not correct Check the cable connections from the monitor to the computer and to the electrical outlet Bad monitor Try a different monitor Screen blanking utility installed or energy saver features enabled Press any key or click the mouse button and if set type your password System ROM is corrupted system is running in Boot Block Emergency Recovery Mode indicated by eight red blinks...

Страница 237: ...isplay icon and select the Settings tab 4 Use the sliding control to reset the resolution Blank screen and the power LED flashes Red five times once every second followed by a two second pause and the computer beeps five times Beeps continue for five iterations after which the LED flashes will continue until the problem is resolved Pre video memory error 1 Reseat DIMMs Power on the system 2 Replac...

Страница 238: ...connected Check that the graphics cable is securely connected to the graphics card and the monitor Blurry video or requested resolution cannot be set If the graphics controller was upgraded the correct video drivers may not be loaded Install the video drivers included in the upgrade kit Monitor is not capable of displaying requested resolution Change requested resolution Graphics card is bad Repla...

Страница 239: ... clicking noise when turned on and off when going in and out of standby mode and when changing resolutions High pitched noise coming from inside a flat panel monitor Brightness and or contrast settings are too high Lower brightness and or contrast settings Fuzzy focus streaking ghosting or shadowing effects horizontal scrolling lines faint vertical bars or unable to center the picture on the scree...

Страница 240: ...rformance tab 4 Set the Hardware acceleration slider to None and the Sample rate conversion quality slider to Good and retest the audio 5 Set the Hardware acceleration slider to Full and the Sample rate conversion quality slider to Best and retest the audio Sound does not come out of the speaker or headphones Software volume control is turned down Double click the Speaker icon on the taskbar and u...

Страница 241: ... Devices then click Sounds and Audio Devices 2 Click the Mute check box to remove the check mark from the box Computer is in standby mode Press the power button to resume from standby mode ÄCAUTION When attempting to resume from standby mode do not hold down the power button for more than four seconds Otherwise the computer will shut down and any unsaved data will be lost Sound from headphones is ...

Страница 242: ...ave failed Run printer self test Printer will not turn on The cables may not be connected properly Reconnect all cables Printer prints garbled information The correct printer driver is not installed Install the correct printer driver for the application The cables may not be connected properly Reconnect all cables Printer memory may be overloaded Reset the printer by turning it off for one minute ...

Страница 243: ...slow Mouse connector is not properly plugged into the back of the computer 1 Shut down the computer using the keyboard 2 Plug the mouse connector into the back of the computer or the keyboard and restart the computer Program in use has stopped responding to commands Shut down the computer using the keyboard and then restart the computer Mouse may need cleaning Remove the roller ball cover on the m...

Страница 244: ... that pins in the cable or connector are not bent down Power switch of new external device is not turned on Turn off the computer turn on the external device then turn on the computer to integrate the device with the computer system When the system advised you of changes to the configuration you did not accept them Reboot the computer and follow the instructions for accepting the changes A plug an...

Страница 245: ...h the LED flashes will continue until the problem is resolved Video card is not seated properly or is bad or system board is bad For systems with a graphics card 1 Reseat the graphics card Power on the system 2 Replace the graphics card 3 Replace the system board For systems with integrated graphics replace the system board Power LED flashes Red ten times once every second followed by a two second...

Страница 246: ... equipment for proper connection Network controller is not set up properly Use the Network control application to verify that the device is working properly Network controller is disabled 1 Run Computer Setup and enable network controller 2 Enable the network controller in the operating system via Device Manager Network driver is not properly loaded Reinstall network drivers System cannot autosens...

Страница 247: ...talled is a network card NIC and conflicts with the embedded NIC Under the Computer Setup Advanced menu change the resource settings for the board Network controller stops working without apparent cause The files containing the network drivers are corrupted Reinstall the network drivers using the Restore Plus CD The cable is not securely connected Ensure that the cable is securely attached to the ...

Страница 248: ...ation Check the application documentation to determine the memory requirements Memory count during POST is wrong The memory modules may not be installed correctly Check that the memory modules have been installed correctly and that proper modules are used Integrated graphics may use system memory No action required Insufficient memory error during operation Too many Terminate and Stay Resident pro...

Страница 249: ...hat the processor is present 2 Reseat the processor Solving CD ROM and DVD Problems Problem Cause Solution System will not boot from CD ROM or DVD drive Removable Media Boot is not enabled through the Computer Setup utility Run the Computer Setup utility and enable booting to removable media and verify boot order settings Non bootable CD in drive Try a bootable CD in the drive Network Server Mode ...

Страница 250: ...een inserted upside down Re insert the Media with the label facing up The DVD ROM drive takes longer to start because it has to determine the type of media played such as audio or video Wait at least 30 seconds to let the DVD ROM drive determine the type of media being played If the disc still does not start read the other solutions listed for this topic CD or DVD disc is dirty Clean CD or DVD wit...

Страница 251: ...olving Front Panel Component Problems Problem Cause Solution A USB device headphone or microphone is not recognized by the computer It is not properly connected 1 Turn off the computer 2 Reconnect the device to the front of the computer and restart the computer The device does not have power If the USB device requires AC power be sure one end is connected to the device and one end is connected to ...

Страница 252: ...the cable DSL modem Cable DSL service is not available or has been interrupted due to bad weather Try connecting to the Internet at a later time or contact your ISP If the cable DSL service is connected the cable LED light on the front of the cable DSL modem will be on The CAT5 UTP cable is disconnected Connect the CAT5 UTP cable between the cable modem and the computers s RJ 45 connector If the c...

Страница 253: ...e click System 3 Click the Hardware tab 4 In the Device Manager area click the Device Manager button 5 Double click Ports COM LPT 6 Right click the COM port your modem uses then click Properties 7 Under Device status verify that the modem is working properly 8 Under Device usage verify the modem is enabled 9 If there are further problems click the Troubleshoot button and follow the on screen instr...

Страница 254: ...D 28 390742 001 Service Reference Guide dc7600 Troubleshooting Without Diagnostics ...

Страница 255: ...RJ45 jack Stacked RJ45 Dual USB Quad stacked USB First IEEE 1394 connector J12 J13 J14 J20 29 J30 Second IEEE 1394 connector SPDIF input SPDIF output PCI slots PCI extender slot male J31 J35 J37 J38 J39 J40 PCI Express slots Primary SCSI connector Secondary SCSI connector Stacked parallel SCSI connector AGP slot J41 J50 J51 J52 J53 x16 PCI Express slot for graphics First parallel port Second paral...

Страница 256: ...connector daughter card PCI slots on riser card PCI express slots on riser card Clear password header jumper USB front port choke 1st L2 L3 L4 L5 P1 USB rear port choke 1st USB rear port choke 2nd USB rear port choke 3rd USB front port choke 2nd P S connector 20 or 24 pin P2 P3 P4 P5 P6 Second P S connector as required VCCP 12V header Secondary Processor 12V header Main Power HDD LED connector Spe...

Страница 257: ...A SATA connector P67 P68 P69 P70 P71 Sixth Serial ATA SATA connector Seventh Serial ATA SATA connector Eighth Serial ATA SATA connector Primary CPU fan header for fansink Secondary CPU fan header for fansink P80 P81 P82 P83 P84 Primary Serial Attached SCSI SAS connector Second Serial Attached SCSI SAS connector Third Serial Attached SCSI SAS connector Fourth Serial Attached SCSI SAS connector Fift...

Страница 258: ... controller USB front port power switch First USB rear port power switch Second USB rear port power switch U53 XBT XMM1 XMM2 XMM5 XU1 Third USB rear port power switch Battery retainer Memory slot DIMM1 or RIMM1 populated and tested Following memory slots Primary processor socket XU2 XU15 U15 XU19 U19 Y1 Y2 Secondary processor socket System ROM and Socket Socket XU15 ROM U15 SPI ROM and socket XU19...

Страница 259: ... the DDR2 SDRAM DIMMs must be industry standard 240 pin unbuffered PC2 4200 533 MHz compliant or PC2 5300 667 MHz compliant 1 8volt DDR2 SDRAM DIMMs The DDR2 SDRAM DIMMs must also support CAS latency 4 CL 4 for PC2 4200 533 MHz or CAS latency 5 CL 5 for PC2 5300 667 MHz contain the mandatory JEDEC SPD information In addition the computer supports 256Mbit 512Mbit AND 1 Gbit non ECC memory technolog...

Страница 260: ...l Asymmetric mode if the total memory capacity of the DIMMs in Channel A is not equal to the total memory capacity of the DIMMs in Channel B The system will operate in a higher performing dual channel Interleaved mode if the total memory capacity of the DIMMs in Channel A is equal to the total memory capacity of the DIMMs in Channel B However the technology and device width can vary between the ch...

Страница 261: ... 7 5 USDT 8 3 cable management CMT 6 9 SFF 7 13 USDT 8 10 cable pinouts PATA data 4 3 PATA power 4 4 SATA data 4 2 SATA power 4 2 cautions AC power 5 1 adding devices 1 1 cables 5 8 cooling fan 5 7 cover lock security 3 22 electrostatic discharge 5 3 FailSafe Key 3 23 keyboard cleaning 5 6 keyboard keys 5 6 operating system installation 1 1 protecting ROM 3 7 change notification 3 6 changing passw...

Страница 262: ...t 6 28 tamper proof screws 6 2 computer cleaning 5 6 computer cover SFF removal and replacement 7 10 computer pauses D 2 Computer Setup accessing 2 3 Advanced menu 2 11 File menu 2 4 overview 2 2 Security menu 2 8 Storage menu 2 5 configuring power button 3 13 connector pin assignments A 1 to A 7 conversion CMT desktop to minitower 6 39 CMT minitower to desktop 6 42 Convertible Minitower See CMT c...

Страница 263: ...fication 3 24 flashing LEDs C 9 front bezel CMT removal and replacement 6 6 USDT removal and replacement 8 7 front drive bezel CMT removal and replacement 6 7 SFF removal and replacement 7 11 front I O device CMT removal and replacement 6 26 SFF removal and replacement 7 36 USDT removal and replacement 8 20 G grounding methods 5 4 H hard drive CMT removal and replacement 6 20 diagnostic tool 3 24 ...

Страница 264: ...PCI Express expansion card CMT removal and replacement 6 14 SFF removal and replacement 7 19 PCI Express pin assignments A 9 PCN Proactive Change Notification 3 6 POST Power On Self Test 2 1 POST error messages C 1 to C 7 power button configuring 3 13 power cord set requirements country specific B 2 general B 1 power supply CMT removal and replacement 6 38 fan 5 7 SFF removal and replacement 7 42 ...

Страница 265: ... 7 11 SFF front I O devices 7 36 SFF hard drive 7 31 SFF heatsink 7 38 SFF hood sensor 7 4 SFF memory 7 14 SFF optical drive 7 27 SFF padlock 7 6 SFF PCI Express expansion card 7 19 SFF power supply 7 42 SFF power switch assembly 7 37 SFF processor 7 39 SFF riser card assembly 7 20 SFF Smart Cover Lock 7 2 SFF speaker 7 41 SFF system board 7 44 SFF universal chassis clamp lock 7 6 USDT access pane...

Страница 266: ...moval and replacement 7 42 power switch assembly removal and replacement 7 37 preparation for disassembly 7 1 processor removal and replacement 7 39 riser card assembly removal and replacement 7 20 Smart Cover Lock removal and replacement 7 2 speaker removal and replacement 7 41 system board removal and replacement 7 44 tamper proof screws 7 2 universal chassis clamp lock removal and replacement 7...

Страница 267: ...lacement 8 14 expansion card retaining latch removal and replacement 8 16 external security 8 3 front bezel removal and replacement 8 7 front I O device removal and replacement 8 20 heatsink assembly removal and replacement 8 21 memory removal and replacement 8 11 padlock removal and replacement 8 3 power supply removal and replacement 8 24 preparation for disassembly 8 1 processor removal and rep...

Страница 268: ...Index 8 390742 001 Service Reference Guide dx7600 Index ...

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