HP 280 G1 Maintenance And Service Manual
  1. Manuals
  2. Brands
  3. HP Manuals
  4. Desktop
  5. 280 G1 ST Business
  6. Maintenance and service manual

HP 280 G1 Maintenance And Service Manual

Hp 280 g1 microtower business desktop pc
Hide thumbs Also See for 280 G1:
Table of Contents

Advertisement

Quick Links

Maintenance and Service Guide
HP 280 G1 Microtower Business Desktop PC

Advertisement

Table of Contents
loading

Related Manuals for HP 280 G1

Summary of Contents for HP 280 G1

  • Page 1 Maintenance and Service Guide HP 280 G1 Microtower Business Desktop PC...
  • Page 2 This computer may require upgraded and/ or proprietor. separately purchased hardware and/or a DVD drive to install the Windows 7 software and The only warranties for HP products and take full advantage of Windows 7 functionality. services are set forth in the express warranty http://windows.microsoft.com/en-us/...
  • Page 3 Safety warning notice WARNING! To reduce the possibility of heat-related injuries or of overheating the device, do not place the device directly on your lap or obstruct the device air vents. Use the device only on a hard, flat surface. Do not allow another hard surface, such as an adjoining optional printer, or a soft surface, such as pillows or rugs or clothing, to block airflow.
  • Page 4 Safety warning notice...

  • Page 5: Table Of Contents

    Table of contents 1 Product description ............................1 2 Product Features ............................4 Standard Configuration Features .......................... 4 Front panel components ............................5 Rear panel components ............................6 Serial Number Location ............................8 3 Illustrated parts catalog ..........................9 Computer major components ..........................9 Misc parts ................................
  • Page 6 SATA data cable ..........................19 SMART ATA drives ..............................19 Cable management .............................. 20 5 Removal and replacement procedures ......................21 Preparation for disassembly ..........................21 Access panel ................................ 22 Front bezel ................................23 Optical drive bezel blank ............................. 24 Memory ................................
  • Page 7 Why run HP PC Hardware Diagnostics ......................106 How to access and run HP PC Hardware Diagnostics ..................106 Downloading HP PC Hardware Diagnostics (UEFI) to a USB device ..............106 11 System backup and recovery ........................108 Backing up, restoring, and recovering in Windows 8.1 or Windows 8 ............. 108 Creating recovery media and backups ...................
  • Page 8 Creating recovery media ......................... 111 Creating recovery media using HP Recovery Manager (select models only) ....111 Creating recovery discs with HP Recovery Disc Creator (select models only) .... 112 Creating recovery discs ................112 Backing up your information ..................113 System Restore ..........................

  • Page 9: Product Description

    Standard internal business PC speaker Internal amplifier Ethernet Integrated 10/100/1000M GbE NIC Wireless HP WLAN 802.11 a/g/n 2x2 DB PCIe x1 Card Internal expansion (1) 1st 3.5-inch hard drive bay (1) 2nd 3.5-inch hard drive bay (1) 5.25-inch optical drive bay...
  • Page 10 Category Description (1) PCIe x 16 (1) PCIe x 1 (1) PCI 2.1 External media cards HP Multi-Format Memory Card Reader slot, 6-in-1 Ports Rear I/O (4) USB 2.0 (2) USB 3.0 (1) Audio line out (1) Audio line in...
  • Page 11 Category Description Microsoft Windows 8.1 with Bing 64 bit Microsoft Windows 8.1 with Bing (Emerging Markets) 64 bit Microsoft Windows 7 Professional Edition 32 bit Microsoft Windows 7 Professional (National Academic) 32 bit Microsoft Windows 7 Professional (National Academic) 64 bit Ubuntu Linux FreeDos 2.0 SoftPaq:...

  • Page 12: Product Features

    Product Features Standard Configuration Features Features may vary depending on the model. For support assistance and to learn more about the hardware and software installed on your computer model, run the HP Support Assistant utility. Chapter 2 Product Features...

  • Page 13: Front Panel Components

    Front panel components Drive configuration may vary by model. Some models have a bezel blank covering the optical drive bay. Half-height Bay - supporting an optical disk drive 3.5 mm Microphone Jack (optional) Dual-State Power Button 3.5 mm Headphone Output PC Status LED 6-in-1 Media Card Reader (optional) (2) USB 2.0 Ports...

  • Page 14: Rear Panel Components

    Rear panel components Models with different sets of I/O options are available, as shown in the following images. Power cord connector (2) USB 3.0 ports (left); (2) USB 2.0 ports Serial port (optional) VGA connector Parallel port (optional) DVI-D connector Audio line in (2) USB 2.0 ports Audio line out...
  • Page 15 Power cord connector VGA connector Serial port (optional) Serial port Printer port (optional) DVI-D connector Audio line in PS/2 keyboard and mouse connectors Audio line out (2) USB 2.0 ports (2) USB 3.0 ports (left); (2) USB 2.0 ports RJ-45 network connector NOTE: When a device is plugged into the blue Line-In Audio Connector, a dialog box will pop up asking if you want to use the connector for a line-in device or a microphone.

  • Page 16: Serial Number Location

    Serial Number Location Each computer has a unique serial number and a product ID number that are located on the exterior of the computer. Keep these numbers available for use when contacting customer service for assistance. Chapter 2 Product Features...

  • Page 17: Illustrated Parts Catalog

    Illustrated parts catalog Computer major components Computer major components...
  • Page 18 Item Description Front bezel Bezel blank (optical drive) Access panel Power supply 180W, APFC 180W, Estar6 180W, standard System board (includes replacement thermal material) For use in models without Windows 8.1 For use in models with Windows 8.1 Standard For use in models with Windows 8.1 Professional For use in NetClone models (for use only in China) Front I/O assembly Memory modules (PC3L-12800, 1600-MHz)

  • Page 19: Misc Parts

    Misc parts Item Description Fan sink (includes replacement thermal material) Speaker 6-in-1 card reader Graphics card, GeForce GT705 PCIe x16, 1 GB WLAN module WLAN 802.11 a/b/g/n + Bluetooth 4.0 module Misc parts...

  • Page 20: Drives

    Printer port kit Serial port kit Hood sensor SATA data cable, 10 inch Rubber foot kit Antenna (for use with 802.11 WLAN module) Mouse HP, PS2, optical USB, unbranded HP, USB, optical Keyboards PS/2 USB, HP USB, unbranded *not illustrated...

  • Page 21: Routine Care, Sata Drive Guidelines, And Disassembly Preparation

    Routine care, SATA drive guidelines, and disassembly preparation This chapter provides general service information for the computer. Adherence to the procedures and precautions described in this chapter is essential for proper service. CAUTION: When the computer is plugged into an AC power source, voltage is always applied to the system board.

  • Page 22: Preventing Electrostatic Damage To Equipment

    Preventing electrostatic damage to equipment Many electronic components are sensitive to ESD. Circuitry 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. ●...

  • Page 23: Recommended Materials And Equipment

    Recommended materials and equipment Materials and equipment that are recommended for use in preventing static electricity include: ● Antistatic tape ● Antistatic smocks, aprons, or sleeve protectors ● Conductive bins and other assembly or soldering aids ● Conductive foam ● Conductive tabletop workstations with ground cord of one-megohm +/- 10% resistance ●...

  • Page 24: Routine Care

    ● Never cover the ventilation slots on the monitor with any type of material. ● Install or enable power management functions of the operating system or other software, including sleep states. Routine care General cleaning safety precautions Never use solvents or flammable solutions to clean the computer. Never immerse any parts in water or cleaning solutions;...

  • Page 25: Cleaning The Monitor

    ● If you remove a key, use a specially designed key puller to prevent damage to the keys. This tool is available through many electronic supply outlets. CAUTION: Never remove a wide leveled key (like the space bar) from the keyboard. If these keys are improperly removed or installed, the keyboard may not function properly.

  • Page 26: Screws

    If an incorrect screw is used during the reassembly process, it can damage the unit. HP strongly recommends that all screws removed during disassembly be kept with the part that was removed, then returned to their proper locations.

  • Page 27: Sata Hard Drives

    SATA hard drive cables SATA data cable Always use an HP approved SATA 6.0 Gb/s cable as it is fully backwards compatible with the SATA 3.0 Gb/s and 1.5 Gb/s drives. Current HP desktop products ship with SATA 6.0 Gb/s hard drives.

  • Page 28: Cable Management

    Cable management Always follow good cable management practices when working inside the computer. ● Keep cables away from major heat sources like the heat sink. ● Do not jam cables on top of expansion cards or memory modules. Printed circuit cards like these are not designed to take excessive pressure on them.

  • Page 29: Removal And Replacement Procedures

    Removal and replacement procedures Adherence to the procedures and precautions described in this chapter is essential for proper service. After completing all necessary removal and replacement procedures, run the Diagnostics utility to verify that all components operate properly. NOTE: Not all features listed in this guide are available on all computers. Preparation for disassembly Routine care, SATA drive guidelines, and disassembly preparation on page 13 for initial safety...

  • Page 30: Access Panel

    Access panel To access internal components, you must remove the access panel: Prepare the computer for disassembly (Preparation for disassembly on page Loosen the captive screw on the rear of the access panel (1), slide the computer back approximately 12 mm (1/2 inch) (2), and then lift the access panel off the computer.

  • Page 31: Front Bezel

    Front bezel Prepare the computer for disassembly (Preparation for disassembly on page Remove the access panel (Access panel on page Lift up the three tabs on the side of the bezel (1), then rotate the bezel off the chassis (2). Reverse this procedure to replace the front bezel.

  • Page 32: Optical Drive Bezel Blank

    Optical drive bezel blank On some models, there is a bezel blank covering the optical drive bay. Remove the bezel blank before installing an optical drive. To remove the bezel blank: Remove the access panel (Access panel on page Remove the front bezel (Front bezel on page To remove the bezel blank, press inward on the two retaining tabs on the side of the bezel blank that hold the bezel blank in place (1) and rotate the bezel blank back to remove it (2).

  • Page 33: Memory

    Memory Description 4-GB, PC3L-12800 2-GB, PC3L-12800 The computer comes with double data rate 3 synchronous dynamic random access memory (DDR3/DDR3L- SDRAM) dual inline memory modules (DIMMs). DIMMs The memory sockets on the system board can be populated with up to four industry-standard UDIMMs. These memory sockets are populated with at least one preinstalled UDIMM.

  • Page 34: Installing Dimms

    Installing DIMMs CAUTION: You must disconnect the power cord and wait approximately 30 seconds for the power to drain before adding or removing memory modules. Regardless of the power-on state, voltage is always supplied to the memory modules as long as the computer is plugged into an active AC outlet. Adding or removing memory modules while voltage is present may cause irreparable damage to the memory modules or system board.

  • Page 35: Expansion Cards

    The computer should automatically recognize the additional memory the next time you turn on the computer. Expansion cards The computer has two PCI Express x1 expansion slots, one PCI Express x16 expansion slot, and one PCI Express x16 expansion slot that is downshifted to a x4 slot. NOTE: You can install a PCI Express x1, x8, or x16 expansion card in the PCI Express x16 slot.
  • Page 36 If you are removing a PCI Express x1 card, hold the card at each end and carefully rock it back and forth until the connectors pull free from the socket. Lift the card straight up then away from the inside of the chassis to remove it. Be sure not to scrape the card against other components. Chapter 5 Removal and replacement procedures...
  • Page 37 If you are removing a PCI Express x16 card, pull the retention arm on the back of the expansion socket away from the card and carefully rock the card back and forth until the connectors pull free from the socket. Lift the card straight up to remove it. Be sure not to scrape the card against other components.

  • Page 38: Drives

    Connect an optical drive or secondary hard drive to one of the other SATA connectors on the system board (labeled SATA1, SATA2, and SATA3). ● HP has provided four extra 6-32 silver mounting screws installed below to the optical drive bay. Use these screws to install hard drives. Chapter 5 Removal and replacement procedures...

  • Page 39: Drive Positions

    CAUTION: To prevent loss of work and damage to the computer or drive: If you are inserting or removing a drive, shut down the operating system properly, turn off the computer, and unplug the power cord. Do not remove a drive while the computer is on or in standby mode. Before handling a drive, ensure that you are discharged of static electricity.

  • Page 40: Removing An Optical Drive

    Removing an optical drive Prepare the computer for disassembly (Preparation for disassembly on page Remove the access panel (Access panel on page Remove the front bezel (Front bezel on page Disconnect the power cable and data cable from the back of the optical drive (1). CAUTION: When removing the cables, pull the tab or connector instead of the cable itself to avoid damaging the cable.

  • Page 41: Removing A Hard Drive

    Removing a hard drive NOTE: Before you remove the old hard drive, be sure to back up the data from the old hard drive so that you can transfer the data to the new hard drive. Prepare the computer for disassembly (Preparation for disassembly on page 21).

  • Page 42: Front I/O And Power Switch Assembly

    Front I/O and power switch assembly Prepare the computer for disassembly (Preparation for disassembly on page 21). Remove the access panel (Access panel on page 22). Remove the front bezel (Front bezel on page 23). From the outside, front of the computer, remove the Torx screw (1) that secures the front I/O assembly to the chassis, push the tab on the top of the assembly (2), and then push the assembly into the computer.
  • Page 43 From the inside of the computer, remove the braided cable from the clip on the base pan. If the front I/O cables are secured with a plastic tie to the speaker cable, cut the tie to separate the cables. Front I/O and power switch assembly...
  • Page 44 Disconnect the three cables from the following system board connectors: F_AUDIO (yellow) F_USB1 (white) F_PANEL (black) Remove the assembly from the inside of the computer. To reinstall the assembly, reverse the removal procedure. Chapter 5 Removal and replacement procedures...

  • Page 45: Card Reader

    Card reader Prepare the computer for disassembly (Preparation for disassembly on page 21). Remove the access panel (Access panel on page 22). Remove the front bezel (Front bezel on page 23). From the inside of the computer, disconnect the card reader cable from the F_USB2 system board connector.
  • Page 46 From the outside, front of the computer, remove the Torx screw (1) that secures the card reader assembly to the chassis, and then pull the assembly away from the computer while threading the cable through the slot in the computer. Remove the card reader from the inside of the computer.

  • Page 47: Heat Sink

    Heat sink CAUTION: The bond between the heat sink and the processor may be very tight. If the computer will power on, before removing the heat sink, turn on the computer until it warms the heat sink. Warming the heat sink lessens the bond between the heat sink and the processor, thereby making separating them easier.

  • Page 48: Processor

    After installing a new processor onto the system board, update the system ROM to ensure that the latest version of the BIOS is being used on the computer. The latest system BIOS can be found on the Web at: http://h18000.www1.hp.com/support/files. Chapter 5 Removal and replacement procedures...

  • Page 49: Speaker

    Speaker Prepare the computer for disassembly (Preparation for disassembly on page 21). Remove the access panel (Access panel on page 22). From the outside, front of the chassis, remove the two Torx screws that secure the speaker to the chassis. Speaker...
  • Page 50 If the speaker cable is secured with a plastic tie to the front I/O cables, cut the tie to separate the cables. Disconnect the speaker cable from the system board connector labeled INT_SPKR. Chapter 5 Removal and replacement procedures...
  • Page 51 From the inside of the chassis, remove the speaker cable from the clip on the base pan. Remove the speaker. To replace the speaker, reverse the removal procedures. Speaker...

  • Page 52: Rear Chassis Fan

    Rear chassis fan Prepare the computer for disassembly (Preparation for disassembly on page 21). Remove the access panel (Access panel on page 22). From the rear of the chassis, remove the three silver Phillips screws that secure the fan to the rear of chassis.
  • Page 53 Lift the fan out of the chassis (3). To install the fan assembly, reverse the removal procedure. Be sure to orient the air flow out of the computer. Rear chassis fan...

  • Page 54: Hood Sensor

    Hood sensor Prepare the computer for disassembly (Preparation for disassembly on page 21). Remove the access panel (Access panel on page 22). From the inside of the chassis, if the hood sensor cable is secured to the fan cable with a plastic tie (1), cut the tie to separate the cables.

  • Page 55: Power Supply

    Power supply Description Power supply, 280W, 92% efficient Power supply, 280W, 90% efficient Power supply, 280W, 85% efficient (for use only in China) Power supply, 280W, standard Prepare the computer for disassembly (Preparation for disassembly on page 21). Remove the access panel (Access panel on page 22).
  • Page 56 Disconnect the power supply cable from the ATX_PWR system board connector and the ATX_CPU system board connector. Press the tab (1) on the base pan in front of the power supply that holds it in place. Slide the power supply toward the front of the computer (2), and then lift the power supply out of the chassis (3).

  • Page 57: System Board

    System board Description System board for use in models without Windows 8.1 System board for use in models with Windows 8.1 Standard System board for use in models with Windows 8.1 Professional System board for use in NetClone models Prepare the computer for disassembly (Preparation for disassembly on page 21).

  • Page 58: System Board Callouts

    System board callouts Sys Bd Label Color Component Sys Bd Label Color Component X1PCIEXP2 Black Expansion card SATA3 Light blue Optical drive or second hard drive X16PCIEXP Black Expansion card SATA0 Dark blue Hard drive SYS_FAN SATA1 White Optical drive or second hard drive HOOD_SENSE White...

  • Page 59: Computer Setup (F10) Utility

    Computer Setup (F10) Utility Computer Setup (F10) Utilities Use Computer Setup (F10) Utility to do the following: ● Change factory default settings. ● Set the system date and time. ● Set, view, change, or verify the system configuration, including settings for processor, graphics, memory, audio, storage, communications, and input devices.

  • Page 60: Using Computer Setup (F10) Utilities

    Using Computer Setup (F10) Utilities Computer Setup can be accessed only by turning the computer on or restarting the system. To access the Computer Setup Utilities menu, complete the following steps: Turn on or restart the computer. Repeatedly press when the monitor light turns green to access the utility. You can also press to a menu that allows you to access different options available at startup, including the Computer Setup utility.

  • Page 61: Computer Setup-File

    Computer Setup—File NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 6-1 Computer Setup—File Option Description System Information Lists: ● Product name ● Manufacturer ● SKU number ● Processor type/speed/stepping ● Installed memory size/speed, number of channels (single or dual) (if applicable) ●...

  • Page 62: Computer Setup-Storage

    Computer Setup—Storage NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 6-2 Computer Setup—Storage Option Description Device Configuration Lists all installed BIOS-controlled storage devices. When a device is selected, detailed information and options are displayed. The following options may be presented: ●...

  • Page 63: Computer Setup-Security

    Table 6-2 Computer Setup—Storage (continued) NOTE: MS-DOS drive lettering assignments may not apply after a non-MS-DOS operating system has started. Shortcut to Temporarily Override Boot Order To boot one time from a device other than the default device specified in Boot Order, restart the computer and press (to access the boot menu) and then (Boot Order), or only...
  • Page 64 Table 6-3 Computer Setup—Security (continued) Device Security Allows you to set Device Available/Device Hidden (default is Device Available) for: ● Embedded security device ● System audio ● Network controller ● Serial port (if applicable) ● Parallel port (if applicable) ● SATA ports (varies by model) USB Security Allows you to set Enabled/Disabled (default is Enabled) for:...
  • Page 65 (PK) that verifies kernels during system start up, allowing you to use alternative operating systems. Selecting HP Keys causes the computer boot using the preloaded HP-specific boot keys. Default is HP Keys.

  • Page 66: Computer Setup-Power

    Computer Setup—Power NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 6-4 Computer Setup—Power Option Description OS Power Management ● Runtime Power Management—Enable/Disable. Allows certain operating systems to reduce processor voltage and frequency when the current software load does not require the full capabilities of the processor.

  • Page 67: Computer Setup-Advanced

    Computer Setup—Advanced NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 6-5 Computer Setup—Advanced (for advanced users) Option Heading Power-On Options Allows you to set: ● POST mode (QuickBoot, Clear Memory, FullBoot, or FullBoot Every x Days). ◦...
  • Page 68 Table 6-5 Computer Setup—Advanced (for advanced users) (continued) Select the Legacy device's IRQ, DMA, and I/O Range. The settings may not take effect for all operating systems. To hide a device from the operating system, see Security > Device Security. Bus Options Allows you to enable or disable: ●...

  • Page 69: Recovering The Configuration Settings

    Use Proxy (Enabled/Disabled). When enabled, displays Proxy Address field to configure the URL of the proxy server. Default is disabled. Update BIOS via Network Allows you to use F10 Setup to check for BIOS updates from hp.com and apply them using either a manual selection or an automatically scheduled check on boot-up. NOTE: If Windows BitLocker Drive Encryption (BDE) is enabled, HP requires that BDE be suspended temporarily before the BIOS is flashed.

  • Page 70: Troubleshooting Without Diagnostics

    Helpful hints on page 63 in this guide. To assist you in resolving problems online, HP Instant Support Professional Edition provides you with self- solve diagnostics. If you need to contact HP support, use HP Instant Support Professional Edition's online chat feature.

  • Page 71: Helpful Hints

    If it becomes necessary to call for technical assistance, be prepared to do the following to ensure that your service call is handled properly: ● Be in front of your computer when you call. ● Write down the computer serial number, product ID number, and monitor serial number before calling. ●...

  • Page 72: Solving General Problems

    ● If you have installed an operating system other than the factory-installed operating system, check to be sure that it is supported on the system. ● If the system has multiple video sources (embedded, PCI, or PCI-Express adapters) installed (embedded video on some models only) and a single monitor, the monitor must be plugged into the monitor connector on the source selected as the primary VGA adapter.
  • Page 73 In case of forgotten password, power loss, or computer malfunction, you must manually disable the Smart Cover lock . A key to unlock the Smart Cover Lock is not available from HP. Keys are typically available from a hardware store.
  • Page 74 Poor performance. Cause Solution Processor is too hot. Make sure airflow to the computer is not blocked. Leave a 10.2-cm (4-inch) clearance on all vented sides of the computer and above the monitor to permit the required airflow. Make sure fans are connected and working properly (some fans only operate when needed).
  • Page 75 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 stop after fifth iteration but LEDs continue flashing). Cause Solution Processor thermal protection activated: Ensure that the computer air vents are not blocked and the processor cooling fan is running.

  • Page 76: Solving Power Problems

    Solving power problems Common causes and solutions for power problems are listed in the following table. Power supply shuts down intermittently. Cause Solution If equipped with a voltage selector, voltage selector switch on Select the proper AC voltage using the selector switch. rear of computer chassis (some models) not switched to correct line voltage (115V or 230V).

  • Page 77: Solving Hard Drive Problems

    Solving hard drive problems Hard drive error occurs. Cause Solution Hard disk has bad sectors or has failed. In Windows 7, click Start, click Computer, and right-click on a drive. Select Properties, and then select the Tools tab. Under Error-checking click Check Now. In Windows 8.1, on the Start screen type e, and then select File Explorer from the list of applications.
  • Page 78 Nonsystem disk/NTLDR missing message. Cause Solution The system is trying to start from the hard drive but the hard Perform Drive Protection System (DPS) testing in system ▲ drive may have been damaged. ROM. System files missing or not properly installed. Insert bootable media and restart the computer.

  • Page 79: Solving Media Card Reader Problems

    Solving media card reader problems Media card will not work in a digital camera after formatting it in Windows. Cause Solution By default, Windows will format any media card with a capacity Either format the media card in the digital camera or select FAT greater than 32MB with the FAT32 format.

  • Page 80: Solving Display Problems

    Do not know how to remove a media card correctly. Cause Solution NOTE: Never remove the card when the green LED is flashing After installing the media card reader and booting to Windows, the reader and the inserted cards are not recognized by the computer.
  • Page 81 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. Blank screen and the power LED flashes Red six times, once every second, followed by a two second pause, and the computer beeps six times.
  • Page 82 Blank screen and the power LED flashes Red seven times, once every second, followed by a two second pause, and the computer beeps seven times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution System board failure (ROM detected failure prior to video). Replace the system board.
  • Page 83 Image is not centered. Cause Solution Position may need adjustment. Press the monitor's Menu button to access the OSD menu. Select ImageControl/ Horizontal Position or Vertical Position to adjust the horizontal or vertical position of the image. “No Connection, Check Signal Cable” displays on screen. Cause Solution Monitor video cable is disconnected.

  • Page 84: Solving Audio Problems

    Web site, select the appropriate monitor, and download either SP32347 or SP32202: http://www.hp.com/support Graphics card is not seated properly or is bad (some models). Reseat the graphics card. Replace the graphics card.
  • Page 85 Sound does not come out of the speaker or headphones. Cause Solution Software volume control is turned down or muted. Double-click the Speaker icon on the taskbar, then make sure that Mute is not selected and use the volume slider to adjust the volume.

  • Page 86: Solving Printer Problems

    Computer appears to be locked up while recording audio. Cause Solution The hard disk may be full. Before recording, make sure there is enough free space on the hard disk. You can also try recording the audio file in a compressed format.

  • Page 87: Solving Keyboard And Mouse Problems

    Printer will not print. Cause Solution If you are on a network, you may not have made the connection Make the proper network connections to the printer. to the printer. Printer may have failed. Run printer self-test. Printer will not turn on. Cause Solution The cables may not be connected properly.
  • Page 88 Keyboard commands and typing are not recognized by the computer. Cause Solution Keyboard connector is not properly connected. Shut down the computer, reconnect the keyboard to the back of the computer, and then restart the computer. Program in use has stopped responding to commands. Shut down your computer using the mouse and then restart the computer.

  • Page 89: Solving Hardware Installation Problems

    Mouse does not respond to movement or is too slow. Cause Solution Mouse may need repair. See the Worldwide Limited Warranty for terms and conditions. Computer is in Sleep state. Press the power button to resume from Sleep state. CAUTION: When attempting to resume from Sleep state, do not hold down the power button for more than four seconds.
  • Page 90 Replace DIMMs one at a time to isolate the faulty module. NOTE: DIMM1 or XMM1 must always be installed. DIMM1 must be installed before DIMM2, and DIMM3 must be installed before DIMM4 Replace third-party memory with HP memory. Replace the system board. Chapter 7 Troubleshooting without diagnostics...

  • Page 91: Solving Network Problems

    Power LED flashes Red six times, once every second, followed by a two second pause, and the computer beeps six times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Graphics card (some models) is not seated properly or is bad, or For systems with a graphics card: system board is bad.
  • Page 92 Table 7-2 Solving Network Problems (continued) Wake-on-LAN feature is not functioning. Cause Solution From the Start screen, type c, and then select Control Panel from the list of applications. Select Network and Sharing Center, and then click the Ethernet link next to the connection. Click the Properties button.
  • Page 93 Table 7-2 Solving Network Problems (continued) Network status link light never flashes. NOTE: The network status light is supposed to flash when there is network activity. Cause Solution To access Device Manager in Windows 7, click Start, select Control Panel, and then select Device Manager. To access Device Manager in Windows 8.1, from the Start screen, type c, select Control Panel from the list of applications, and then select Device Manager.

  • Page 94: Solving Memory Problems

    Network controller stopped working when an expansion board was added to the computer. Cause Solution Network controller interrupt is shared with an expansion board. Under the Computer Setup Advanced menu, change the resource settings for the board. The network controller requires drivers. Verify that the drivers were not accidentally deleted when the drivers for a new expansion board were installed.
  • Page 95 Management Engine (ME) settings). To avoid damage to the DIMMs or the system board, you must unplug the computer power cord before attempting to reseat, install, or remove a memory module. For those systems that support ECC memory, HP does not support mixing ECC and non-ECC memory. Otherwise, the computer will not boot the operating system.

  • Page 96: Solving Cd-Rom And Dvd Problems

    Memory is installed incorrectly or is bad. 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. Solving CD-ROM and DVD problems If you encounter CD-ROM or DVD problems, see the common causes and solutions listed in the following table or to the documentation that came with the optional device.
  • Page 97 CD-ROM or DVD devices are not detected or driver is not loaded. Cause Solution Drive is not connected properly or not properly configured. See the documentation that came with the optional device. Movie will not play in the DVD drive. Cause Solution Movie may be regionalized for a different country.

  • Page 98: Solving Usb Flash Drive Problems

    Recording or copying CDs is difficult or impossible. Cause Solution Wrong or poor quality media type. Try using a slower speed when recording. Verify that you are using the correct media for the drive. Try a different brand of media. Quality varies widely between manufacturers.

  • Page 99: Solving Front Panel Component Problems

    Solving front panel component problems If you encounter problems with devices connected to the front panel, refer to the common causes and solutions listed in the following table. A USB device, headphone, or microphone is not recognized by the computer. Cause Solution Device is not properly connected.

  • Page 100: Solving Software Problems

    If you have installed an operating system other than the factory-installed operating system, check to be sure it is supported on the system. If you encounter software problems, see the applicable solutions listed in the following table. Computer will not continue and the HP logo does not display. Cause Solution ROM issue - POST error has occurred.
  • Page 101 Computer will not continue after HP logo screen displays. Cause Solution Windows from starting correctly. Windows Startup Repair is one of the recovery tools in the System Recovery Options menu. You can also create a system repair disc that contains the System Recovery Options menu.

  • Page 102: Post Error Messages

    POST error messages This appendix 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 system messages during POST, such as memory count and non- error text messages.
  • Page 103 Memory configuration incorrect. Run Computer Setup or Windows utilities. Make sure the memory module(s) are installed properly. If third-party memory has been added, test using HP-only memory. Verify proper memory module type. 201-Memory Error RAM failure. Ensure memory modules are correctly installed.
  • Page 104 Control panel message Description Recommended action 219-ECC Memory Module Detected ECC Recently added memory module(s) support ECC If additional memory was recently added, Modules not supported on this Platform memory error correction. remove it to see if the problem remains. Check product documentation for memory support information.
  • Page 105 Control panel message Description Recommended action 515-Power Supply fan not detected Power supply fan is not connected or may have Reseat power supply fan. malfunctioned. Reseat fan cable. Replace power supply fan. 601-Diskette Controller Error Diskette controller circuitry or floppy drive Check and/or replace cables.
  • Page 106 System test under using F2 Diagnostics when booting the computer. Apply hard drive firmware patch if applicable. (Available at http://www.hp.com/support.) Back up contents and replace hard drive. 1796-SATA Cabling Error One or more SATA devices are improperly Ensure SATA connectors are used in ascending attached.
  • Page 107 Control panel message Description Recommended action Network Server Mode Active and No Keyboard Keyboard failure while Network Server Mode Reconnect keyboard with computer Attached enabled. turned off. Check connector for bent or missing pins. Ensure that none of the keys are depressed.

  • Page 108: Interpreting Post Diagnostic Front Panel Leds And Audible Codes

    Interpreting POST diagnostic front panel LEDs and audible codes This section covers the front panel LED codes as well as the audible codes that may occur before or during POST that do not necessarily have an error code or text message associated with them. WARNING! When the computer is plugged into an AC power source, voltage is always applied to the system board.
  • Page 109 Possible cause Recommended action 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, Pre-video graphics error. For systems with a graphics card: once every second, followed by Reseat the graphics card.
  • Page 110 Activity Beeps Possible cause Recommended action Check that the unit is plugged into a working AC outlet. Open hood and check that the power button harness is properly connected to the system board. Check that both power supply cables are properly connected to the system board.

  • Page 111: Password Security And Resetting Cmos

    Password security and resetting CMOS This computer supports security password features, which can be established through the Computer Setup Utilities menu. This computer supports two security password features that are established through the Computer Setup Utilities menu: setup password and power-on password. When you establish only a setup password, any user can access all the information on the computer except Computer Setup.

  • Page 112: Changing A Setup Or Power-On Password

    Shut down the operating system properly, then turn off the computer and any external devices, and disconnect the power cord from the power outlet. With the power cord disconnected, press the power button again to drain the system of any residual power.

  • Page 113: Deleting A Setup Or Power-On Password

    When the key icon appears, type your current password, a slash (/) or alternate delimiter character, your new password, another slash (/) or alternate delimiter character, and your new password again as shown: current password/new password/new password NOTE: Type the new password carefully since the characters do not appear on the screen. Press Enter.

  • Page 114: 10 Hp Pc Hardware Diagnostics

    Why run HP PC Hardware Diagnostics The HP PC Hardware Diagnostic tools simplify the process of diagnosing hardware issues and expedite the support process when issues are found. The tools save time by pinpointing the component that needs to be replaced.
  • Page 115 Click Find Now to let HP automatically detect your product. Select your computer model, and then select your operating system. In the Diagnostic section, click HP UEFI Support Environment. Click Download, and then select Run. Downloading HP PC Hardware Diagnostics (UEFI) to a USB device 107...

  • Page 116: 11 System Backup And Recovery

    Backing up, restoring, and recovering in Windows 8.1 or Windows 8 Your computer includes tools provided by HP and Windows to help you safeguard your information and retrieve it if you ever need to. These tools will help you return your computer to a proper working state or even back to the original factory state, all with simple steps.

  • Page 117: Using Reset When The System Is Not Responding

    For Windows 8, from the Start screen, type c, and then select Computer. NOTE: If the HP Recovery partition is not listed, or you cannot check for its presence, you must recover using the recovery media you created; see Recovery using the Windows recovery USB flash drive on page 109.

  • Page 118: Recovery Using Windows Operating System Media (Purchased Separately)

    Backing up, restoring, and recovering in Windows 7 Your computer includes tools provided by HP and Windows to help you safeguard your information and retrieve it if you ever need to. These tools will help you return your computer to a proper working state or even back to the original factory state, all with simple steps.

  • Page 119: Creating Recovery Media

    113. NOTE: HP recommends that you print the recovery procedures and save them for later use, in case of system instability. Creating recovery media After you successfully set up the computer, create recovery media. The media can be used to reinstall the original operating system in cases where the hard drive is corrupted or has been replaced.

  • Page 120: Creating Recovery Discs With Hp Recovery Disc Creator (Select Models Only)

    Creating recovery discs with HP Recovery Disc Creator (select models only) HP Recovery Disc Creator is a software program that offers an alternative way to create recovery discs on select models. After you successfully set up the computer, you can create recovery discs using HP Recovery Disc Creator.

  • Page 121: Backing Up Your Information

    Select Start > All Programs > Productivity and Tools > HP Recovery Disc Creator. Select Windows disk. From the drop-down menu, select the drive for burning the recovery media. Click the Create button to start the burning process. Label the disc after you create it, and store it in a secure place.

  • Page 122: System Recovery

    If you were not able to create system recovery DVDs or USB flash drive, you can order a recovery disc set from support. Go to http://www.hp.com/support, select your country or region, and follow the on-screen instructions.

  • Page 123: System Recovery When Windows Is Not Responding

    Disconnect all peripheral devices from the computer, except the monitor, keyboard, and mouse. Press the power button to turn on the computer. As soon as you see the HP logo screen, repeatedly press the key on your keyboard until the Windows is Loading Files…...

  • Page 124: Using Hp Recovery Disc Operating System Discs (Select Models Only)

    Using HP Recovery Disc operating system discs (select models only) Use the steps provided in this section if you used HP Recovery Disc Creator to create a Windows 7 operating system DVD and a Driver Recovery DVD. If you created recovery media using...
  • Page 125 After the repair is completed: Eject the Windows 7 operating system DVD and then insert the Driver Recovery DVD. Follow the on-screen instructions to install the Hardware Enabling Drivers first, and then install Recommended Applications. Backing up, restoring, and recovering in Windows 7 117...

  • Page 126: Appendix A Battery Replacement

    The lithium battery is only used when the computer is NOT connected to AC power. HP encourages customers to recycle used electronic hardware, HP original print cartridges, and rechargeable batteries. For more information about recycling programs, go to http://www.hp.com/recycle.
  • Page 127 To insert the new battery, slide one edge of the replacement battery under the lip of the holder with the positive side up. Push the other edge down until the clamp snaps over the other edge of the battery (2). Replace the access panel.

  • Page 128: Appendix B Power Cord Set Requirements

    Power Cord Set Requirements The power supplies on some computers have external power switches. The voltage select switch feature on the computer permits it to operate from any line voltage between 100-120 or 220-240 volts AC. Power supplies on those computers that do not have external power switches are equipped with internal switches that sense the incoming voltage and automatically switch to the proper voltage.

  • Page 129: Country-Specific Requirements

    Country-Specific Requirements Additional requirements specific to a country are shown in parentheses and explained below. Country Accrediting Agency Country Accrediting Agency Australia (1) EANSW Italy (1) Austria (1) Japan (3) METI Belgium (1) CEBC Norway (1) NEMKO Canada (2) Sweden (1) SEMKO Denmark (1) DEMKO...

  • Page 130: Appendix C Statement Of Volatility

    Follow the instructions to flash the BIOS that are found on the website. Flashing the BIOS will reset it back to factory settings. Turn on the system, and while system is powering on, and after the HP splash screen, press the to enter BIOS setup screen.
  • Page 131 To clear the Setup or Power-On passwords if set, and clear any other settings, power down the computer and remove the AC power cord and the computer hood. Locate the green two pin password jumper on header E49 (labeled PSWD) and remove it. Remove the AC power, wait 10 seconds until the unit AC power has drained out, then press the clear CMOS button.

  • Page 132: Appendix D Specifications

    Specifications Specifications Chassis 14.13 in 35.88 cm Height 6.5 in 16.5 cm Width 13.98 in 35.5 cm Depth Approximate Weight 15.51 lb 7.05 kg Temperature Range 50° to 95°F 10° to 35°C Operating -22° to 140°F -30° to 60°C Nonoperating NOTE: Operating temperature is derated 1.0°...

  • Page 133: Appendix E Recycling

    Follow the local laws and regulations in your area for battery disposal. HP encourages customers to recycle used electronic hardware, HP original print cartridges, and rechargeable batteries. For more information about recycling programs, see the HP Web site at http://www.hp.com/...

  • Page 134: Index

    Index CMOS fan sink access panel backing up 103 illustrated 11 illustrated 10 computer cleaning 16 fan, power supply 17 locked 65 Computer Setup flash drive problems 90 removal 22 access problem 64 flashing LEDs 100 audible codes 100 country power cord set front bezel audio problems 76 requirements 121...
  • Page 135 HP PC Hardware Diagnostics (UEFI) operating system, product power 68 downloading 106 description 2 printer 78 HP Recovery Disc Creator, using optical drive software 92 options 12 processor problems 88 product description 1 product description 1 removal and replacement 40...
  • Page 136 removal and replacement specifications Windows 7 operating system DVD card reader 37 computer 124 creating 112 front I/O panel 34 memory 25 using for restore 116 heat sink 39 static electricity 13 Windows 7 operating system media hood sensor 46 system board creating 112 power supply 47...

Table of Contents