HP Dx5150 HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi
HP Dx5150 - Compaq Business Desktop Manual
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- HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 1
service reference guide hp business desktop dx5150 series 1st edition This document provides 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, - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 2
- HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 3
Service Reference Guide HP Business Desktop dx5150 Series 1st Edition Document Part Number: 361685-001 April 2005 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 4
2005 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice. Microsoft, MS-DOS, Windows, and Windows NT or loss of information. Service Reference Guide HP Business Desktop dx5150 Series First Edition (April 2005) Document Part Number: 361685- - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 5
1.1 Installing or Upgrading Device Drivers 1-1 1.2 Transferring Files and Settings 1-2 1.3 Backing Up and Restoring Files 1-2 1.3.1 Creating a Backup File-Windows XP Professional 1-2 1.3.2 Restoring from the Backup File-Windows XP Professional 1-2 1.4 Converting to NTFS 1-2 1.5 HP Software - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 6
5.2.1 Generating Static 5-3 5.2.2 Preventing Electrostatic Damage to Equipment 5-3 5.2.3 Personal Grounding Methods and Equipment 5-3 5.2.4 Grounding the Work Area 5-4 5.2.5 Recommended Materials and Equipment 5-4 5.3 Operating Guidelines 5-5 iv 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 7
Cleaning the Mouse 5-7 5.5 Service Considerations 5-7 5.5.1 Power Supply Fan 5-7 5.5.2 Tools and Software Requirements 5-7 5.5.3 Screws 5-7 5.5.4 Cables and Connectors 5-8 5.5.5 Hard Drives 5-8 5.5.6 Lithium Coin Cell Battery 5-9 6 Removal and Replacement Procedures- Microtower (MT) Chassis - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 8
Battery Holder 7-27 7.14 Heatsink Assembly 7-28 7.15 Processor 7-29 7.16 System Board 7-30 7.17 Power Supply 7-32 A Connector Pin Assignments B Power Cord Set Requirements C POST Error Messages D Troubleshooting Without Diagnostics E Memory Index vi 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 9
, select Download drivers and software, enter the model number of the computer, and press Enter. You can also obtain the latest support software on CD. The following Web site provides information about purchasing a support software CD subscription: http://h18000.www1.hp.com/support/files/desktops/us - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 10
to NTFS Windows XP Professional To convert a FAT or FAT32 volume to NTFS, 1. Click Start > All Programs > Accessories > Command Prompt. 2. Type convert drive_letter: /fs:ntfs (where drive_letter is the volume to be converted) and press Enter. 1-2 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 11
time the computer is turned on. The following HP software may also be installed at that time on selected models: ■ Computer Setup Utilities ■ HP Support Software including device drivers ■ Configuration Record ■ Online Safety & Comfort Guide ■ Power Management with energy saver features ■ Security - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 12
Installing the Operating System 1-4 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 13
■ Memory modules ■ Diskette drives ■ All mass storage devices ■ Processors ■ Controllers ✎ If the Power-On Password is set, a text box password prompt appears on the screen while POST is running. You must enter the password before continuing. Refer to Chapter 3, Section 3.1, "Initial Configuration - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 14
the system configuration, including settings for processor, graphics, memory, audio, storage, communications, and input devices. ■ Modify the boot order of bootable devices such as hard drives, diskette drives, optical drives, or USB flash media devices. ■ Enable or disable Quick Power-On Self - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 15
on the Computer Setup Utility screen: ❏ PC Health Status ❏ Load Optimized Defaults ❏ Set power OFF while the ROM is saving F10 Computer Setup changes because the CMOS could become corrupted. It is safe to turn off the computer only after exiting the F10 Setup screen. Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 16
Size Memory Size Errors • No Errors • All, but Keyboard • All, but Diskette • All, but Diskette/Keyboard POST Delay Allows you to set a POST delay. ✎ Support for specific Computer Setup options may vary depending on the hardware configuration. 2-4 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 17
Protection Enables/disables BIOS write protection. Advanced Chipset Features UMA Frame Buffer Size Allows you to set the size of the UMA frame buffer. ✎ Support for specific Computer Setup options may vary depending on the hardware configuration. Service Reference Guide, dx5150 361685-001 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 18
Chip IDE Controller • Onboard AC97 Audio • Onboard Chip SATA • SATA Disabled • IDE Controller (non-RAID) • RAID Controller • Onboard LAN • Onboard LAN Boot ROM OnChip USB Controller Enables/disables the USB controller. USB Legacy Support Enables or disables the USB Legacy feature. Front Panel - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 19
. Assign IRQ for VGA Enables/disables capability of assigning IRQ for VGA. Assign IRQ for USB Enables/disables capability of assigning IRQ for USB. ✎ Support for specific Computer Setup options may vary depending on the hardware configuration. Service Reference Guide, dx5150 361685-001 2-7 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 20
ROMPAQ can be found at http://www.hp.com under the support and drivers for the HP Business Desktop dx5150. Download the ROMPAQ files into a folder on a removable storage device. It is recommended that you save any modified computer configuration settings to a diskette, a USB flash media device - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 21
utility is either not preloaded or not installed. 2.4.2 Installing Diagnostics for Windows If Diagnostics for Windows is not preloaded, you can download the Diagnostics for Windows SoftPaq from the following Web site: http://www.hp.com/support/files Service Reference Guide, dx5150 361685-001 2-9 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 22
Windows. ✎ If you want to upgrade an existing version of Diagnostics for Windows installed on the computer, visit http://www.hp.com/support/files and click on an applicable product. Locate the desired software and download the latest version. Execute the downloaded file and select Repair to update - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 23
Control-Asset tag, system serial number, and processor. ❏ Input Devices-Keyboard, mouse, and joystick(s). ❏ Communication-Ports. ❏ Storage-Storage drives. ❏ Graphics-Graphics. ❏ Memory-System board and Windows memory. ❏ Multimedia-Optical storage (CD, DVD, and so on) and audio. ❏ Windows-Windows - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 24
time of each test. ❏ Error-Lists all errors found on the computer with their error codes. 7. To save a test report: ❏ Select the Log tab, then click Save to save a Log tab report. ❏ Select the Error tab, then click Save to save an Error tab report. 2-12 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 25
by Configuration Record, click View at the top of the window and select Show All, or click the Show All Items icon. 3. To save the information in the left or right window, select File > Save Window File and then select Left Window File or Right Window File. Service Reference Guide, dx5150 361685 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 26
Remote Diagnostics Enabling Agent only works if Diagnostics for Windows is installed. The Remote Diagnostics Enabling Agent is pre-loaded on some computers and is available through a SoftPaq at http://www.hp.com under Support and Drivers. 2.6.1 Installing/Upgrading Remote Diagnostics Enabling Agent - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 27
help you select the best deployment method. The Restore Plus! CD, ROM-based setup, and ACPI hardware provide further assistance with recovery of system software, configuration management and troubleshooting, and power management. Service Reference Guide, dx5150 361685-001 3-1 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 28
accessible reporting of business critical details such as machines with thermal warnings, memory alerts, and more ■ Remote updating of system software such as device drivers and ROM BIOS ■ Remote changing of boot order ■ System BIOS setting configuration For more information on the HP Client Manager - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 29
file store. Driver versions supported by SSM are denoted with a special icon on the driver download Web site and on the Support Software CD. To download the utility or to obtain more information on SSM, visit http://h18000.www1.hp.com/im/ssmwp.html. Service Reference Guide, dx5150 361685-001 3-3 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 30
service from HP. Based on your profile, HP will supply you with personalized product tips, feature articles, and/or driver and support alerts/notifications. Subscriber's Choice Driver and Support of and greater control over HP PC ROM images over the network. ✎ The computer must be powered on, or - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 31
Desktop Management 3.4.2 HPQ Flash Use the HPQFlash utility to locally update or restore the system ROM in individual PCs through a Windows environment. For more information on HPQFlash, refer to the HP Client Manager Software or System Software Manager at http://www.hp.com/support/files. 3.4.3 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 32
large disk support. 5. Enter Choice [5] to display the drives in the system. The USB flash media device is the drive that closely matches the size of one of the drives listed. It is usually the last drive in the for no label or enter one if desired. 3-6 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 33
or FORMAT.COM into a diskette drive and turn on the computer to boot to the DOS diskette. 8. Run FDISK and delete any existing partitions on the USB flash media device. Create a new partition and mark it active. Exit FDISK by pressing the Esc key. Service Reference Guide, dx5150 361685-001 3-7 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 34
power button for four seconds. Ä CAUTION: 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. 3-8 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 35
information and instructions on using the Computer Setup Utilities. ■ Remotely, using HP Client Manager or System Software Manager. This software enables the secure, consistent deployment and control of security settings from a simple command-line utility. Service Reference Guide, dx5150 361685 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 36
the computer when power is turned on. See the Troubleshooting Guide on the Documentation CD for more information. Device Security Enables/disables serial ports, parallel port, front USB ports, system audio, and network controllers (some models). Network Service Boot Enables/disables the computer - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 37
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. Service Reference Guide, dx5150 361685-001 3-11 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 38
instructions on the screen. 4. Before exiting, on the File menu, select Save Changes and Exit. Entering a User Password To enter a power-on password, complete the following steps: 1. Turn on or restart the computer. If you are in Windows Keyboard Error message- Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 39
: 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. Service Reference Guide, dx5150 361685-001 3-13 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 40
message is displayed: 1998-Master Boot Record has been lost. 1. Press any key to enter Setup to configure MBR Security. 2. Upon entering Computer Setup, you must disable the MBR Security feature. You must know the supervisor password, if one exists. 3-14 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 41
computer accommodates a cable lock so that you can physically secure the computer to a work area. For illustrated instructions, see the Removal and Replacement Chapter for the specific chassis. 3.6 Fault Notification and Recovery Fault Notification and Recovery features combine innovative hardware - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 42
Desktop Management 3-16 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 43
ATA = SATA Parallel ATA = PATA Ä CAUTION: HP only supports a PATA hard drive in SATA systems when the PATA hard drive is used in a MultiBay device. 4.1 SATA Hard Drive Information Characteristic Number of pins/conductors in data cable Number of pins in power cable Maximum data cable length Data - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 44
Number of pins/conductors in data cable Number of pins in power cable Maximum data cable length Data interface voltage Drive voltages Jumpers for configuring drive Data transfer rate PATA 40/80 4 18 in (45.7 cm) 5 V 5 V, 12 V Required up to 1.0 Gb/s 4-2 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 45
32 IOCS16 33 DA1 34 PDIAG (cable detect) 35 DA0 36 DA2 37 CS1FX 38 CS3FX 39 DASP 40 Ground Pin Usage 1 +12 V 2 Ground 3 Ground 4 +5 V Service Reference Guide, dx5150 361685-001 4-3 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 46
to two devices attached to it. All drives are connected to a channel using an industry-standard 80-conductor cable. ✎ The industry standard 1.44 MB diskette drive has its own separate channel and is not included as a part of the maximum four drives. 4-4 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 47
reported by the operating system may differ from that marked on the hard drive or listed in the computer specification. Drive size calculations by drive manufacturers are bytes to the base 10 while calculations by Microsoft are bytes to the base 2. Service Reference Guide, dx5150 361685-001 4-5 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 48
File System FAT 32 NTFS Controller Type ATA ATA Operating System Windows 2000/ XP Windows NT/2000/XP Maximum Size Partition 32 GB 2 TB Drive 128 PB 128 PB 4.6 SATA BIOS Windows 2000 and XP Enhanced Mode (default BIOS Setting) -Separate IDE controller • PATA Controller in Legacy Mode - Device - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 49
Controller (default). Used with Windows 2000 and XP. Hard Drive Order A. Integrated SATA B. Integrated IDE Separate IDE Controller. Used with Windows 2000 and XP. A. Integrated IDE B. Integrated SATA Combined with IDE Controller. Used with Windows Service Reference Guide, dx5150 361685-001 4-7 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 50
Serial and Parallel ATA Drive Guidelines and Features 4-8 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 51
the system board. You must disconnect the power cord from the power source before opening the computer to prevent system board or component damage. ✎ Not all models are available in all chassis styles. 5.1 Chassis Designations 5.1.1 Microtower (MT) Service Reference Guide, dx5150 361685-001 5-1 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 52
5.1.2 Small Form Factor (SFF) 5.2 Electrostatic Discharge Information may not appear to be affected at all and can work perfectly throughout a normal cycle. The device may function normally power to alter device parameters or melt silicon junctions. 5-2 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 53
a strap snug against bare skin. The ground cord must be connected and fit snugly into the banana plug connector on the grounding mat or workstation. Service Reference Guide, dx5150 361685-001 5-3 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 54
Work Area To prevent static damage at the work area, use the following precautions: ■ Cover the work work work areas. ■ Turn off power and work area free of nonconductive materials such as ordinary plastic assembly aids and Styrofoam. ■ Use conductive field service ground ■ Field service kits ■ Static - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 55
the keyboard, with the keyboard feet down, directly against the front of the desktop unit as this also restricts airflow. ■ Occasionally clean the listed above are met. ■ Install or enable power management functions of the operating system or other . Service Reference Guide, dx5150 361685-001 5-5 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 56
the procedures described below: ■ To remove light stains or dirt, use plain water with debris from under the keys, review all rules in Section 5.4.1, to the keys. This tool is available through many electronic supply outlets. Ä CAUTION: Never remove a wide leveled key Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 57
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 drive. ✎ As you remove each subassembly from the computer, place the subassembly away from the work area to prevent damage. Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 58
, refer to Section 5.2, "Electrostatic Discharge Information." ■ 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. 5-8 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 59
power to the real-time clock and has a lifetime of about three years. See the appropriate removal and replacement chapter for the chassis you are working on in this guide for should not be disposed of together with the general household waste. Service Reference Guide, dx5150 361685-001 5-9 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 60
Identifying the Chassis, Routine Care, and Disassembly Preparation 5-10 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 61
Microtower (MT) Chassis Adherence to the procedures and precautions described in this chapter is essential for proper service before disconnecting any cables. Ä CAUTION: Regardless of the power-on state, voltage is always present on the system board Service Reference Guide, dx5150 361685-001 6-1 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 62
Removal and Replacement Procedures- Microtower (MT) Chassis 6.2 External Security Devices 6.2.1 Installing a Cable Lock The cable lock may be used to secure the padlock may also be used with a security cable to secure the computer to a fixed object. I 6-2 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 63
Microtower (MT) Chassis 6.3 Access Panel 1. Prepare the computer for disassembly (Section 6.1, "Preparation for Disassembly"). Ä CAUTION: Before removing the computer access panel, ensure that the computer is turned off and that the power procedure. Service Reference Guide, dx5150 361685-001 6-3 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 64
Microtower (MT) Chassis 6.4 Front Bezel 1. Prepare the computer for disassembly (Section 6.1, "Preparation for Disassembly"). 2. Remove the access panel (Section 6.3, "Access Panel"). 3. To remove the front bezel snap into the slots on the chassis. 6-4 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 65
Procedures- Microtower (MT) Chassis 6.5 Front Drive Bezels 1. Prepare the computer for disassembly (Section 6.1, "Preparation for Disassembly"). 2. Remove the access panel (Section 6.3, "Access Panel"). 3. Remove the front bezel (Section 6.4, "Front Bezel") 6.5.1 5.25" Drive Bezel Blank - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 66
Bezel Blank Press the two upper 1 or the two lower 2 tabs for the 3.5" drive bezel towards the center of the 3.5" drive bezel and push the bezel blank out to remove it from the front bezel. To install a bezel blank, reverse the removal procedure. 6-6 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 67
it straight up 2. Ä CAUTION: Always pull the connector - NEVER pull on the cable. Pulling on the cable could damage the cable and result in a failed power supply. Service Reference Guide, dx5150 361685-001 6-7 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 68
Microtower (MT) Chassis 6.6.1 Cable Connections Cable Power Supply Power Supply Power Supply Power Supply Power Supply Power Supply Power Supply Power Supply Cable Diskette drive 1st SATA Hard drive 2nd SATA Hard drive ODD Data ODD Audio COM1 JTPM1 6-8 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 69
Microtower (MT) Chassis 6.7 Memory Modules Ä CAUTION: The memory module sockets have gold metal contacts. When upgrading the memory, it is important to use memory parallel to the table to make it easier to work on (Section 6.3, "Access Panel"). If you Service Reference Guide, dx5150 361685-001 6-9 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 70
work on (Section 6.3, "Access Panel"). 3. On the rear of the computer, remove the retaining screw and slide the slot cover lock up to access the expansion slot covers. For instructions on PCI expansion cards see Section 6.8.2, "PCI Expansion Card." 6-10 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 71
Removal and Replacement Procedures- Microtower (MT) Chassis 6.8.2 PCI Expansion Card For preliminary steps, see Section 6.8.1, "Expansion Slot Cover." 1. Lay the this computer, you will need to remove the correct expansion slot cover at this time. Service Reference Guide, dx5150 361685-001 6-11 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 72
Removal and Replacement Procedures- Microtower (MT) Chassis 6. When installing an expansion card, hold the card just above the expansion slot on the system cover lock down toward the expansion card brackets and slot covers to secure them in place. 6-12 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 73
- Microtower (MT) Chassis 6.9 Drives The computer supports up to six drives that may be installed in various configurations. This Section describes the procedure for replacing or upgrading the storage drives. A Torx T-15 screwdriver is needed to remove and install the guide screws on a drive - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 74
bezel (Section 6.4, "Front Bezel"). 4. Disconnect the audio, data, and power cables from the back of the drive, as shown in the following illustrations: Disconnecting Optical Drive Cables Audio cable is 1, data cable is 2, and power cable is 3. 6-14 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 75
Removal and Replacement Procedures- Microtower (MT) Chassis Disconnecting Diskette Drive Cables Data cable is 1 and power cable is 2. Disconnecting Hard Drive Cables Power cable is 1, data cable is 2. Service Reference Guide, dx5150 361685-001 6-15 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 76
Procedures- Microtower (MT) Chassis Releasing the Drives 5. A latch drive bracket with release tabs secures the drives in the drive bay. Lift the release tab on the latch drive bracket 1 for the drive you want to remove, then slide the drive from its drive bay 2. 6. Remove the four guide screws - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 77
screws have a silver finish and are only used for hard drives. Make sure to install the appropriate guide screws into the drive. 2. Align the guide screws with the guide slots, then slide the drive into the drive bay, making sure it is fully seated. Service Reference Guide, dx5150 361685-001 6-17 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 78
Installation Guidelines," for information on attaching the cabling to get optimum performance. Connecting Optical Drive Cables Audio cable is 1, data cable is 2, power cable is 3. Connecting Diskette Drive Cables Data cable is 1, power cable is 2. 6-18 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 79
applications that were preinstalled on the computer. Follow the instructions in the guide included with the restore CD. When the restore process has completed, reinstall any personal files that were backed up before replacing the hard drive. Service Reference Guide, dx5150 361685-001 6-19 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 80
the power cable that connects the chassis fan to the system board 1. 4. Remove the four screws from the rear of the chassis 2 that secure the fan. 5. Remove the fan from the chassis 3. To install the chassis fan, reverse the removal procedure. 6-20 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 81
board: ❏ power switch/LED cable ❏ front USB cable ❏ front audio cable 4. Remove the two screws 1 that secure the housing to the chassis and then pull the housing 2 away from the chassis. To install the housing assembly, reverse the removal procedures. Service Reference Guide, dx5150 361685-001 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 82
screws 1 that hold the USB and audio port assembly in place. 5. Remove the I/O device assembly from the I/O panel 2 by pushing it out of the housing. To install the I/O devices, reverse the removal procedures and then reinstall the housing assembly. 6-22 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 83
, compress the retaining clips on the LED holders and push the holders out of the front of the I/O panel housing. 7. Remove the switch from the switch holder 3. 8. To install the power switch assembly install the switch into the switch holder. Service Reference Guide, dx5150 361685-001 6-23 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 84
the their retainers. The power LED (having the blue and black leads) should be to the right when viewed from the front of the computer. 11. Reconnect the housing assembly to the front of the chassis and reconnect the cables to the system board. 6-24 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 85
Microtower (MT) Chassis 6.14 Heatsink 1. Prepare the computer for disassembly (Section 6.1, "Preparation for Disassembly"). 2. Remove the access panel and rotate the computer so the system board is parallel to the table to make it easier to work . Service Reference Guide, dx5150 361685-001 6-25 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 86
✎ After installing a new processor onto the system board, always update the system ROM to ensure that the computer is using the latest version of the BIOS. You can find the latest system ROMPaq on the Web at: http://h18000.www1.hp.com/support/files. 6-26 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 87
the front of the computer until the rear I/O connectors clear the chassis. Ä CAUTION: When installing a new system board, you must attach a new processor backing plate to the system board. The heatsink will not attach properly if this plate is not installed. Service Reference Guide, dx5150 361685 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 88
Removal and Replacement Procedures- Microtower (MT) Chassis To install a processor backing plate: 1. Lay the new system board top down on a padded surface to holes. To complete the installation of the system board, reverse the removal procedures. 6-28 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 89
battery only with the HP/Compaq 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 Troubleshooting Guide for information on backing - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 90
and Replacement Procedures- Microtower (MT) Chassis 6.17.1 Type power to the computer. 5. Using Computer Setup, reset the date and time, passwords, and any special system setups. For more information, refer to the Computer Setup (F10) Utility Guide. 6-30 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 91
Removal and Replacement Procedures- Microtower (MT) Chassis 6.17.2 Type 2 Battery power to the computer. 5. Using Computer Setup, reset the date and time, passwords, and any special system setups. For more information, refer to the Computer Setup (F10) Utility Guide. Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 92
Removal and Replacement Procedures- Microtower (MT) Chassis 6.17.3 Type 3 power. 6. Using Computer Setup, reset the date and time, passwords, and any special system setups. For more information, refer to the Computer Setup (F10) Utility Guide. 6-32 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 93
Microtower (MT) Chassis 6.18 Speaker 1. Prepare the computer for disassembly (Section 6.1, "Preparation for Disassembly"). 2. Remove the access panel and rotate the computer so the system board is parallel to the table to make it easier to work . Service Reference Guide, dx5150 361685-001 6-33 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 94
from the system board. 4. Remove the screws that connect the power supply to the chassis 1. 5. Slide the power supply toward the front of the computer, then lift it out of the computer 2. To install the power supply, reverse the removal procedure. 6-34 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 95
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 the wrong screw in an application may damage the unit. Service Reference Guide, dx5150 361685-001 7-1 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 96
object. As shown, there are two acceptable methods for using the cable lock. While both methods work, for added security, HP recommends that you use the method shown on the left where the cable lock penetrates both the access panel and the chassis. 7-2 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 97
and Replacement Procedures- Small Form Factor (SFF) Chassis 7.2.2 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. I Service Reference Guide, dx5150 361685-001 7-3 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 98
SFF) Chassis 7.3 Computer Access Panel 1. Prepare the computer for disassembly (Section 7.1, "Preparation for Disassembly"). Ä CAUTION: Before removing the computer access panel, ensure that the computer is turned off and that the power position. 7-4 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 99
Removal and Replacement Procedures- Small Form Factor (SFF) Chassis 7.4 Front Bezel 1. Prepare the computer for disassembly ( the bezel, then pull the front bezel away from the chassis 2. To reinstall the front bezel, reverse the removal procedure Service Reference Guide, dx5150 361685-001 7-5 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 100
the front bezel (Section 7.4, "Front Bezel"). 4. Press the large retaining tab 1 on the side of the bezel insert as shown then, push the bezel insert out of the front bezel 2. To install a bezel or a bezel blank, reverse the removal procedure. 7-6 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 101
SFF) Chassis 7.6 Memory Modules Ä CAUTION: The memory module sockets have gold metal contacts. When upgrading the memory, it is important to use memory memory module can be installed in only one way. Match the notch on the module with the tab on the memory socket. Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 102
Procedures- Small Form Factor (SFF) Chassis 6. Push the module 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 and off 2. 7-8 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 103
Removal and Replacement Procedures- Small Form Factor (SFF) Chassis 7. If you are removing an expansion card from a PCI expansion socket, hold the card when installing an expansion card. 9. Push the expansion slot latch down 3 to secure the card. Service Reference Guide, dx5150 361685-001 7-9 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 104
so may cause the system to overheat. 7.8 Drives The computer supports up to three drives. This section describes the procedure for replacing or upgrading the storage drives. You need a Torx T-15 screwdriver to remove and install the guide screws on a drive. Ä CAUTION: Make sure personal files on the - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 105
Form Factor (SFF) Chassis 7.8.2 Cable Management Ä CAUTION: You must keep the drive data and power cables clear of the power supply and the power supply fan to avoid damage or restrict air flow. Follow these guidelines when routing the cables in the computer: 1. Route the optical drive audio cable - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 106
(SFF) Chassis ■ 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, the cable could damage the cable and result in a failed power supply. 7-12 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 107
Form Factor (SFF) Chassis 7.8.3 Cable Connections Cable Power Supply Power Supply Power Supply Power Supply Power Supply Power Supply Power Supply Cable Diskette drive ODD Data ODD Audio (if required) Heatsink fan Secondary system fan Front LED power on button Front I/O USB Front I/O Audio Speaker - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 108
Management"). 7. Return the Easy Access drive cage to the down position. 8. Push the drive release latch 1 toward the rear of the chassis and hold. 9. Slide the drive 2 toward the front of the drive cage, then lift the drive out of the computer. 7-14 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 109
take the place of drive rails. 2. Position the guide screws on the drive into the J-slots in the drive bay 1. Then, slide the drive towards the rear of the computer 2. ✎ The drive release latch automatically locks in place when installing a drive. Service Reference Guide, dx5150 361685-001 7-15 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 110
Factor (SFF) Chassis 3. Raise the Easy Access drive cage to the upright position and connect the flat ribbon cable and audio cable to the system board. 4. Connect the following cables to the rear of the optical drive: ❏ Audio cable 1 ❏ Flat ribbon data cable 2 ❏ Power cable 3 ✎ Windows XP does not - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 111
until it locks into place. ✎ If replacing a diskette drive, all guide screws (front and rear) will line up on the J-slots. Insert the guide screws into the J-slots, then slide the drive toward the back of the drive cage until it locks into place. Service Reference Guide, dx5150 361685-001 7-17 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 112
(SFF) Chassis 10. Connect the power and data cables. 11. Make sure the drive cables are routed properly (Section 7.8.2, "Cable Management"). 12. Rotate the drive cage to its original position. 13. Replace the front bezel and computer access panel. 7-18 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 113
access panel (Section 7.3, "Computer Access Panel"). 3. Remove the front bezel (Section 7.4, "Front Bezel"). 4. Raise the Easy Access drive cage to the upright position. 5. Disconnect the power cable 1 and signal cable 2 from the back of the drive. Service Reference Guide, dx5150 361685-001 7-19 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 114
the place of drive rails. You will need a Torx T-15 screwdriver to remove and re-install the guide screws. Make sure you route the drive cables properly (Section 7.8.2, "Cable Management") before rotating the drive cage to its original position. 7-20 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 115
Remove the front bezel (Section 7.4, "Front Bezel,"). 3. Rotate the drive cage to its full open position. 4. Disconnect the two I/O device cables from the system board: ❏ front USB cable pair ❏ front audio cable 5. Remove the power supply from the chassis (Section 7.17, "Power Supply"). 6. From the - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 116
power switch/LED cable from the system board. 5. Squeeze the switch holder retaining clips together at the front of the chassis 1 and push the switch assembly out of the chassis 2. To install the power switch assembly, reverse the removal procedure. 7-22 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 117
to the chassis 1. ✎ You may need a stubby Torx T15 screwdriver to access the screws. 7. Remove the speaker 2. To install the speaker, reverse the removal procedures. Service Reference Guide, dx5150 361685-001 7-23 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 118
SFF) Chassis 7.12 Chassis Fan 1. Prepare the computer for disassembly (Section 7.1, "Preparation for Disassembly"). 2. Remove the computer access panel (Section 7.3, "Computer Access Panel"). 3. Remove the front bezel (Section 7.4, "Front Bezel,"). 4. Rotate the drive Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 119
battery only with the HP/Compaq 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 Troubleshooting Guide for information on backing - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 120
Procedures- Small Form Factor (SFF) Chassis 7.13.1 Type 1 power to the computer. 6. Using Computer Setup, reset the date and time, passwords, and any special system setups. For more information, refer to the Computer Setup (F10) Utility Guide. 7-26 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 121
and Replacement Procedures- Small Form Factor (SFF) Chassis 7.13.2 Type 2 Battery power to the computer. 5. Using Computer Setup, reset the date and time, passwords, and any special system setups. For more information, refer to the Computer Setup (F10) Utility Guide. Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 122
the front bezel (Section 7.4, "Front Bezel,"). 4. Rotate the drive cage to its full open position. 5. Disconnect the heatsink fan control on its side to keep the thermal grease from getting on the work surface. ✎ If reinstalling this heatsink, make sure that you clean Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 123
control cable to the system board. ✎ After installing a new processor onto the system board, always update the system ROM to ensure that the computer is using the latest version of the BIOS. You can find the latest system ROMPaq on the Web at: http://h18000.www1.hp.com/support/files. Service - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 124
parallel to the table to make it easier to work on (Section 7.3, "Computer Access Panel"). 3. Remove the front bezel (Section 7.4, "Front Bezel,"). 4. Rotate the drive cage to its full open position. 5. Remove if this plate is not installed. 7-30 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 125
Removal and Replacement Procedures- Small Form Factor (SFF) Chassis To install a processor backing plate: 1. Lay the new system board top down on a padded holes. Complete the installation of the system board by reversing the removal procedures. Service Reference Guide, dx5150 361685-001 7-31 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 126
floor of the chassis 2 then, pivot the top of the power supply 3 to clear the top chassis lip. When installing the power supply, reverse the removal procedure, making sure that the clips on the bottom of the rear panel fit in the slots provided. 7-32 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 127
connectors. Some of these connectors may not be used on the product being serviced. Keyboard Connector and Icon Pin Signal 1 Data 2 Unused 3 Ground 4 4 +5 VDC 5 Clock 6 Unused Pin 1 (Center) 2 (Shield) Signal Data Ground Service Reference Guide, dx5150 361685-001 A-1 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 128
1 4 Data Bit 2 5 Data Bit 3 6 Data Bit 4 Pin Signal 7 Data Bit 5 8 Data Bit 6 9 Data Bit 7 10 Acknowledge 11 Busy 12 Paper End Pin 13 14 15 16 17 18-25 Signal Select Auto Linefeed Error Initialize Printer Select IN Signal Ground A-2 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 129
Audio Power Ground Headphone Connector and Icon (1/8" miniphone) 1 23 Pin 1 (Tip) 2 (Ring) 3 (Shield) Signal Audio_Left Audio_Right Ground Line-In Audio Connector and Icon (1/8" miniphone) 1 23 Pin 1 (Tip) 2 (Ring) 3 (Shield) Signal Audio_In_Left Audio_In_Right Ground Service Reference Guide - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 130
Connector Pin Assignments Line-Out Audio Connector and Icon (1/8" miniphone) 1 23 Pin 1 (Tip) 2 (Ring) 3 (Shield) Signal Audio_Out_Left Audio_Out_Right Ground SCSI Low # Pin Signal 45 RST # 46 MSG # 47 SEL # 48 C/D 49 REQ # 50 Input/Output A-4 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 131
Signal 7 Not Used 8 Not Used Connector and Icon Pin Signal 1 Red Analog 2 Green Analog 3 Blue Analog 4 Not used 5 Ground DVI +5V Power 15 Grd for +5V 16 Hot Plug Detect 21 TMDS Data5+ 22 TMDS Data Clock 23 Shield 24 TMDS Clock+ TMDS Clock- Service Reference Guide, dx5150 361685- - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 132
ATAPI (IDE) Standard Drive Cable Connector Pin Signal 1 Reset 2 Ground 3 DD7 34 PDIAG (cable detect) 35 DA0 36 DA2 37 CS1FX 38 CS3FX 39 DASP 40 Ground 24-Pin Power Connector 24 13 Pin Signal 1 +3.3 V 2 +3.3 V 3 GND 4 +5 V 5 GND 6 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 133
Data and Power Drive Connector Pin Signal Pin Signal S1 Ground S5 B- S2 A+ S6 B+ P1 V 3.3 P5 Ground P9 V 5 P13 V 12 P2 V 3.3 P6 Ground P10 Ground P14 V 12 *S = Data, P = Power Pin Signal S3 AS7 Ground P3 V 3.3 P7 V 5 P11 Reserved P15 V 12 Service Reference Guide, dx5150 361685-001 Pin - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 134
GND 25 PERp2 46 GND 47 PERp7 48 PERn7 49 GND 50 RSVD 71 GND 72 PERp13 73 PERn13 74 GND 75 GND A-8 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 135
PETp2 24 PETn2 25 GND 46 PETn7 47 GND 48 PRSNT2# 49 GND 50 PETp8 71 PETn13 72 GND 73 GND 74 PETp14 75 PETn14 Service Reference Guide, dx5150 361685-001 A-9 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 136
Connector Pin Assignments A-10 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 137
the power cord set is damaged in any manner, replace it immediately. Japanese Power Cord Requirements For use in Japan, use only the power cord received with this product. Ä CAUTION: Do not use the power cord received with this product on any other products. Service Reference Guide, dx7600 361685 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 138
The flexible cord must be Type HO5VV-F, 3-conductor, 0.75mm2 conductor size. Power cord set fittings (appliance coupler and wall plug) must bear the certification mark of type with a Japanese Industrial Standard C8303 (7A, 125V) configuration. B-2 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 139
lists the error codes, error messages, and the various indicator light and audible sequences that you may encounter during Power-On Self-Test (POST) or computer restart, the probable source of the problem, and steps you can take to resolve the error condition. POST Message Disabled suppresses most - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 140
is attached correctly and no keys are pressed during POST. To purposely configure the system without a keyboard, set the error halt condition in Setup to HALT ON ALL, BUT KEYBOARD. The BIOS then ignores the missing keyboard during POST. None. C-2 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 141
) Code/Message Probable Cause Recommended Action Memory test fail If POST detects an error during memory testing, additional information appears giving specifics about the type and location of the memory error. Shut down the system, reseat the DIMMs, and reboot the system. If the problem - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 142
. Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Green Power LED On. None Computer on. None Green Power LED flashes every two seconds. The Power LED will continue flashing until the problem is resolved. None Computer in Suspend to RAM mode - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 143
flashing until the problem is resolved. 5 Pre-video 1. Reseat DIMMs. Power on the memory error. system. 2. Replace DIMMs one at a time to isolate the faulty module. 3. Replace third-party memory with HP memory. 4. Replace the system board. Service Reference Guide, dx5150 361685-001 C-5 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 144
Action Red Power LED flashes six times, once every second, followed by a two-second pause, and the computer beeps six times. Beeps stop after five times but the Power LED will continue flashing until the problem is resolved. 6 Pre-video graphics error. For systems with a graphics card - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 145
POST Error Messages Diagnostic Front Panel LEDs and Audible Codes (Continued) Activity Beeps Possible Cause Recommended Action Red Power LED flashes nine times, once every second, followed by a two-second pause, and the computer beeps nine times. Beeps stop after five times but the Power LED - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 146
Check to see if the 5V_aux light on the system board is turned on. If it is turned on, then replace the power button harness. 5. If the 5V_aux light on the system board is not turned on, then replace the power supply. 6. Replace the system board. C-8 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 147
■ Is the computer turned on? ■ Is the green power light illuminated? ■ Is the monitor turned on? ■ Is the green monitor light illuminated? ■ Turn up the monitor brightness and contrast controls if the monitor is dim. ■ If the system has multiple video sources (embedded, PCI, or PCI Express adapters - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 148
. 1. Reset the date and 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 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 149
Troubleshooting Without Diagnostics Solving Minor Problems (Continued) Problem Cause Poor performance is experienced. Processor is hot. Hard drive is full. Low on memory. Hard drive fragmented. Program previously accessed did not release reserved memory back to the system. Virus resident on - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 150
cables are properly connected to the system board. 4. If the 5V_aux light on the system board is on, then replace the power button harness. 5. If the 5V_aux light on the system board is off, then replace the power supply. 6. Replace the system board. D-4 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 151
procedure until failure occurs. Replace the device causing the failure. Continue adding devices one at a time to ensure all devices are functioning properly. 4. Replace the power supply. 5. Replace the system board. Service Reference Guide, dx5150 361685-001 D-5 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 152
type the following command at the MS-DOS prompt: FORMAT A: /F:1440 Open the locking device on the diskette. In Windows XP, right-click Start, click Explore, and select a drive. Select File > Properties > Tools. Under Error-checking, click Check Now. D-6 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 153
Setup and enable Removable Media Boot in Storage > Storage Options. Enter Computer Setup and move the network interface card to the last position in Advanced BIOS Features > Removable Device Priority. Service Reference Guide, dx5150 361685-001 D-7 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 154
recognized a newly installed device. Drive's controller is disabled in Computer Setup. Drive responds slowly immediately after power-up. Solution 1. In Windows XP, right-click Start, click Explore, and select a drive. Select File > Properties > Tools. Under Error-checking, click Check Now - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 155
IDE Device > OnChip IDE Channel 0 or 1. - or - Enter Computer Setup and enable the hard drive in Integrated Peripherals > South OnChip PCI Device > Onboard Chip SATA. If attempting to boot from a SATA hard drive, ensure it is attached to SATA 0. Service Reference Guide, dx5150 361685-001 D-9 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 156
LED lights on the front of the computer. See Appendix C, "POST Error Messages." 1. Attempt the normal Windows "Shut Down" procedure. 2. Press the power button for four or more seconds to turn off the power. 3. Restart the computer using the power button. D-10 361685-001 Service Reference Guide - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 157
Problems Troubleshooting Without Diagnostics Solving Display Problems Problem Cause Solution Blank screen (no video beeps). Windows Control Panel, double-click the Display icon and select the Settings tab. 4. Use the sliding control to reset the resolution. Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 158
system board. Disable monitor energy saver feature. Adjust the monitor brightness and contrast controls. Check that the graphics cable is securely connected to the graphics card and the monitor. Install the video drivers included in the upgrade kit. D-12 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 159
Troubleshooting Without Diagnostics Solving Display Problems (Continued) Problem Cause Blurry video graphics card. Certain typed symbols do not appear correct. The font you are using does not support Fluorescent lights or fans is powered on. Service Reference Guide, dx5150 361685-001 D-13 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 160
or headphones. Software volume control is turned down. Audio is hidden in Computer Setup. The external speakers are not turned on. External speakers plugged into the wrong audio jack. Audio cable not connected. Solution Shut down all open processor-intensive applications. In Windows XP: 1. From - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 161
button, and select the Enable Digital Audio check box. When using conventional analog speakers, ensure this check box is not selected. 2. If the headphones have a mono jack, use the multimedia device properties to switch the system to analog out. Service Reference Guide, dx5150 361685-001 D-15 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 162
. Reconnect all cables. Install the correct printer driver for the application. Reconnect all cables. Reset the printer by turning it off for one minute, then turn it back on. 1. Check the paper tray and refill it if it is empty. 2. Select online. D-16 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 163
Troubleshooting Without Diagnostics Solving Keyboard and Mouse Problems Solving Keyboard Problems Problem mode. Press the power button to resume from standby mode light should not be on if you want to use the arrow keys. The Num Lock key can be disabled Service Reference Guide, dx5150 361685-001 D-17 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 164
with the system to determine if you are using the correct memory modules and to verify the proper installation. 2. Observe the beeps and LED lights on the front of the computer. See Appendix C, "POST Error Messages," to determine possible causes. D-18 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 165
third-party memory with HP memory. 4. Replace the system board. Power LED flashes Red six times, once every second, followed by a two second pause, and the computer beeps six times. The beeps will repeat five times, but the Power LED will continue flashing until the problem is resolved. Video card - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 166
driver parameters do not match current configuration. 1. Make sure the network drivers are loaded and that the driver parameters match the configuration of the network controller. 2. Make sure the correct network client and protocol is installed. D-20 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 167
Troubleshooting Without Diagnostics Solving Network Problems (Continued) Problem Cause Diagnostics passes, but the computer does not communicate with the network. (continued) The network controller is not configured for this computer. Network controller stopped working when an expansion board - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 168
. Insufficient memory error during operation. Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps five times. The beeps will repeat five times, but the Power LED will continue flashing until the problem is resolved. Memory configuration may - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 169
Processor Problems Troubleshooting Without Diagnostics Solving Processor Problems Problem Cause Poor performance is experienced. Processor is hot. Power LED flashes Red three times, once every second, followed by a two-second pause. The Power LED will continue flashing until the problem is - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 170
Troubleshooting Without Diagnostics Solving CD-ROM and DVD Problems Solving CD-ROM and DVD Problems Problem Cause System will not boot from CD-ROM or DVD drive. Removable Media Boot is disabled in the Computer Setup utility. Network Server Mode is enabled in Computer Setup. Non-bootable CD in - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 171
last physical drive is not available. The computer boots to DOS after making a bootable Drive key. Drive key is bootable. Solution Change the default drive letter for the Drive key in Windows XP. Install the Drive key after the operating system boots. Service Reference Guide, dx5150 361685-001 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 172
and the computers's RJ-45 connector. (If the connection is good, the "PC" LED light on the front of the cable/DSL modem will be on.) Contact the ISP for the correct IP address. In Windows XP 1. Select Start > Control Panel. 2. Double-click Internet Options. 3. On the General tab, click the Delete - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 173
supported on the system. Where available, run the Configuration Record utility to determine if any changes have been made to the software which may be causing a problem. If you encounter software problems, see the applicable solutions listed in the following table. Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 174
after HP logo screen has appeared. "Illegal Operation has Occurred" error message is displayed. System files may be damaged. Software being used is not Microsoft-certified for your version of Windows. Configuration files are corrupt. Solution Observe the beeps and LED lights on the front of - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 175
, 512Mbit, and 1Gbit non-ECC memory technologies ■ single-sided and double-sided DIMMS ■ DIMMs constructed with x8 and x16 DDR devices; DIMMs constructed with x4 SDRAM are not supported ✎ The system will not start if you install unsupported DIMMs. Service Reference Guide, dx5150 361685-001 E-1 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 176
mode, always populate the XMM1 socket first. If you add a second DIMM of a different memory size than the first, install it in XMM3. Otherwise, the system will not operate. ✎ Channel A DIMM socket XMM4, Channel B Socket Color Black Black Blue Blue E-2 361685-001 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 177
connector pin assignments A-1 to A-7 controlling access to computer 3-9 country-specific power cord set requirements B-2 customizing software 3-1 D date and time display D-2 deployment tools, software 3-1 device drivers installing/upgrading 1-1 Service Reference Guide, dx5150 361685-001 Index-1 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 178
7-8 external 3.5-inch drive SFF removal and replacement 7-17 external security MT 6-2 SFF 7-2 F fan MT chassis removal and replacement 6-20 power supply 5-7 ST chassis 7-24 FAT or FAT32 to NTFS conversion 1-2 flashing LEDs C-4 formatting disk, important information 3-15 front bezel MT removal and - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 179
, prevention 5-5 P padlock MT 6-2 SFF 7-3 parallel interface pin assignments A-2 partitioning disk, important information 3-15 password power-on 2-1, 3-12 password security 3-11 PATA cable layout 4-4 data cable pinouts 4-3 power cable pinouts 4-3 Service Reference Guide, dx5150 361685-001 Index-3 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 180
D-27 problems, solving audio D-14 CD-ROM and DVD D-24 diskette D-6 display D-11 drive key D-25 hard drive D-8 installing hardware D-18 Internet access D-26 keyboard D-17 memory D-22 network D-20 optical drives D-24 power supply D-5 printer D-16 processor MT removal and replacement 6-26 SFF removal - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 181
-tolerant power supply 3-15 system board MT removal and replacement 6-27, 7-30 system recovery 3-5 System Software Manager (SSM) 3-3 T temperature control 5-5 tools, required 5-7 U Ultra SCSI pin assignments A-4 URLs (Web sites). See Web sites USB pin assignments A-3 Service Reference Guide, dx5150 - HP Dx5150 | HP Business Desktop dx5150 Series Service Reference Guide, 1st Editi - Page 182
3-2 HPQ Flash 3-5 PC Deployment 3-1 Remote ROM Flash 3-4 ROM Flash 3-4 ROMPaq images 3-4 support software 3-9 support software CD subscription 1-1 System Software Manager 3-3 World Wide Web addresses. See Web sites wrench, tamper-resistant 5-7 Index-6 361685-001 Service Reference Guide, dx5150
service reference guide
hp business desktop dx5150 series
1st edition
This document provides 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 361685-001