HP Compaq dx2310 MT Service & Reference Manual Download Page 1

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service reference guide

HP Compaq dx2310 MT/dx2318 MT

Business PCs

1st Edition

This document provides information on the removal and replacement of all
parts as well as information on troubleshooting, Desktop Management, setup
utilities, SATA

drives, safety, routine care, connector pin assignments, POST

error messages, and diagnostic indicator lights.

Document Part Number 490778-001

Summary of Contents for Compaq dx2310 MT

Page 1: ...ument provides information on the removal and replacement of all parts as well as information on troubleshooting Desktop Management setup utilities SATA drives safety routine care connector pin assignments POST error messages and diagnostic indicator lights Document Part Number 490778 001 ...

Page 2: ...Service Reference Guide HP Compaq dx2310 MT dx2318 MT Business PCs 1st Edition Document Part Number 490778 001 April 2008 ...

Page 3: ... warranty HP shall not be liable for technical or editorial errors or omissions contained herein This document contains proprietary information that is protected by copyright No part of this document may be photocopied reproduced or translated to another language without the prior written consent of Hewlett Packard Company ÅWARNING Text set off in this manner indicates that failure to follow direc...

Page 4: ...enu 2 4 2 3 Recovering the Configuration Settings 2 13 2 3 1 Backing up the CMOS 2 13 2 3 2 Restoring the CMOS 2 13 3 Desktop Management 3 1 Initial Configuration and Deployment 3 1 3 2 ROM Flash 3 1 3 2 1 FailSafe Boot Block ROM 3 1 3 2 2 Dual State Power Button 3 2 3 2 3 Power Management 3 2 3 2 4 World Wide Web Site 3 3 3 3 Security 3 3 3 3 1 Password Security 3 3 3 3 2 Establishing a Superviso...

Page 5: ...nectors 5 8 5 4 4 Hard Drives 5 8 5 4 5 Lithium Coin Cell Battery 5 8 6 Removal and Replacement Procedures Microtower MT Chassis 6 1 Preparation for Disassembly 6 1 6 2 Remove the computer access panel and front bezel MT chassis 6 2 6 2 1 Access Panel MT Chassis 6 2 6 2 2 Front Bezel MT Chassis 6 3 6 3 Front Drive Bezels 6 4 6 3 1 Removing a 5 25 Drive Bezel Blank MT Chassis 6 4 6 4 Memory 6 5 6 4...

Page 6: ...Service Reference Guide 490778 001 v Contents A Connector Pin Assignments B Power Cord Set Requirements C POST Error Messages D Troubleshooting Without Diagnostics E Memory ...

Page 7: ...al minutes depending on the system hardware configuration Read and follow the instructions that appear on the screen to complete the installation During this process do not turn off your computer unless you are directed to do so 1 1 1 Installing or Upgrading Device Drivers Only applicable for Windows OS To install optional hardware devices after the OS installation is completed you must install th...

Page 8: ...to NTFS 1 3 HP Software The Microsoft Windows operating system Windows XP Home or XP Professional Vista downgrade or Vista Basic or Vista Business 32 is preinstalled on the computer and will be configured automatically the first time the computer is turned on All other software is user installed Certain drivers and utilities are available only in selected languages You can obtain the latest versio...

Page 9: ...nd other security features Establish and manage energy saving timeouts All features identified in this chapter may not be available on all HP products 2 1 Power On Self Test POST POST is a series of diagnostic tests that runs automatically when the system is turned on POST checks the following items to ensure that the computer system is functioning properly Keyboard Memory modules Diskette drives ...

Page 10: ...wer on Establish a supervisor password that controls access to Computer Setup F10 Utility and the settings described in this section Enable or disable removable media boot ability Enable or disable removable media write ability when supported by hardware Solve system configuration errors detected but not automatically fixed during the Power On Self Test POST Execute self tests on a specified IDE A...

Page 11: ...te heading Use the arrow up and down keys to select the option you want then press Enter To return to the Computer Setup Utilities menu press Esc 5 To apply and save changes select Save Setting and Exit If you have made changes that you do not want applied select Exit Without Saving To reset to factory settings select Load Defaults Setting This option will restore the original factory system defau...

Page 12: ...ly CPU ID view only Cache Size view only Memory DIMM1 view only Memory DIMM2 view only DDR2 Memory Size view only UUID view only Chassis Serial Number Press Enter When user enter to setup with advanced mode Ctrl A Chassis Serial Number view only Asset TAG Number Press Enter Enter asset tag assigned by the company Asset TAG Number view only Integrated MAC view only Standard CMOS Features System Dat...

Page 13: ...elected channel to CHS LBA Large Auto view Capacity Cylinder Head Precomp Landing Zone Sector PATA Port0 Master PATA Port0 Slave PATA Port1 Master PATA Port1 Slave For each allows you to IDE port 0 1 Master Slave detect HDD size and head on selected channel set access mode on selected channel to CHS LBA Large Auto view Capacity Cylinder Head Precomp Landing Zone Sector Halt On Allows you to set at...

Page 14: ...e USB2 Drive Key or USB flash media IDE HDD SATA HDD or bootable add in cards The first drive in the order has priority in the boot sequence and is recognized as drive C if any devices are attached CD ROM Boot Priority Allows you to specify the order of attached optical drive device Network Boot Priority Allows you to specify the order of network device First Boot Device Second Boot Device Third B...

Page 15: ...hreading technology This item will show when the CPU supports Hyper Threading technology System Keyboard Allows you to set system keyboard to absent or present Option ROM Select Only for special BIOS show one of following items Onboard Lan ROM HP Clone ROM None Security Option Allows you to set the security option to Setup or System so that the password is required every time the system boots or o...

Page 16: ...DVMT Mode VGA Setting Allows you to set DVMT Mode to Fixed DVMT DVMT FIXED Memory Size VGA Setting Allows you to set memory size to Modifiable when PEG Onchip VGA Control is Onchip VGA or Auto 128MB 256MB MAX Disable MCHBAR MMIO Disable enable this feature Only available when user enter to setup with advanced mode Ctrl A Init Display First VGA Setting Allows you to set system display priority PCI ...

Page 17: ... with advanced mode Ctrl A Allows you to Show Modify when On Chip Serial ATA is Enhanced Mode Disabled Force GEN I Force GEN II PATA IDE Mode Only available when you enter to setup with advanced mode Ctrl A Allows you to Show Modify when On Chip Serial ATA is Combined Mode Primary Secondary SATA Port Only available when you enter to setup with advanced mode Ctrl A Show Only controlled by PATA IDE ...

Page 18: ...isables enables onboard FDC controller Serial Port 1 2 Allows you to select a setting for the onboard serial port Disabled 3F8 IRQ4 2F8 IRQ3 3E8 IRQ4 2E8 IRQ3 Auto Parallel port Allows you to select a setting for the onboard parallel port Disabled 378 IRQ7 278 IRQ5 3BC IRQ7 Parallel Port Mode Allows you to select parallel port mode Standard EPP1 9 SPP ECP EPP1 9 ECP Printer EPP1 7 SPP ECP Mode Use...

Page 19: ...avior On Off Last State PCI E Wake on PME Disable enable PCI E wake up function Resume On PME Disables enables Resume by PME Wake On Ring Disables enables Resume on Ring Resume On Alarm Disables enables RTC alarm Date of Month Alarm If Resume by Alarm is enabled allows you to select the day of the month for resumption of RTC alarm Time hh mm ss Alarm If Resume by Alarm is enabled allows you to sel...

Page 20: ...upt Legacy ISA for devices compliant with the original PC AT bus specification PCI ISA PnP for devices compliant with the Plug and Play standard whether designed for PCI or ISA bus architecture Hardware Monitor Setup CPU Fan Speed view only System Temperature view only System Fan Speed view only CPU Fan Fault Detect Disables enables detection of CPU failure during POST SYS Fan Fault Detect Disable...

Page 21: ...vice a storage device set to emulate a diskette drive and save the diskette or device for possible future use 2 3 1 Backing up the CMOS 1 Make sure the computer to be backed up is turned on Connect the removable storage to the computer 2 In Windows click Start Run type CMD and click OK to open a DOS command window 3 Type N folder BIOS exe SAVE ABC001 DAT where N is the drive letter of the removabl...

Page 22: ...ead only memory By establishing a supervisor password in the Computer Setup F10 utility you can protect the ROM from being unintentionally updated or overwritten This is important to ensure the operating integrity of the computer Should you need or want to upgrade the BIOS you may download the latest BIOS images from the HP driver and support page http www hp com support ÄCAUTION For maximum ROM p...

Page 23: ...ct Control Panel Power Options 2 In the Power Options Properties select the Advanced tab 3 In the Power Button section select the desired power button setting After configuring the power button to function as a suspend button press the power button to put the system in a very low power state suspend Press the button again to quickly bring the system out of suspend to full power status To completel...

Page 24: ...wide setup password can be established to enable the system administrator to log in to all network systems to perform maintenance without having to know the power on password even if one has been established 3 3 2 Establishing a Supervisor Password Using Computer Setup Establishing a supervisor password through Computer Setup prevents reconfiguration of the computer use of the Computer Setup F10 u...

Page 25: ...s you must turn off the computer then turn it on again before you can continue Entering a Supervisor Password If a supervisor password has been established on the computer you will be prompted to enter it each time you run Computer Setup 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 ...

Page 26: ...r for information about the alternate delimiter characters The user password and supervisor password may also be changed using the Security options in Computer Setup Deleting a User or Supervisor Password 1 Turn on or restart the computer If you are in Windows click Start Shut Down Restart To delete the supervisor password run Computer Setup 2 To delete the user password go to step 3 To delete the...

Page 27: ...the computer 3 3 4 Surge Tolerant Power Supply An integrated surge tolerant power supply provides greater reliability when the computer is hit with an unpredictable power surge This power supply is rated to withstand a power surge of up to 410 volts within minimum 1 seconds without incurring any system downtime or data loss National Keyboard Delimiter Characters Arabic Greek Russian Belgian Hebrew...

Page 28: ...ives When attaching the SATA cable to the system board always connect the primary hard drive to SATA 0 Serial ATA Hard Drive Characteristics Number of pins conductors in data cable 7 7 Number of pins in power cable 15 Maximum data cable length 39 37 in 100 cm Data interface voltage differential 400 700 mV Drive voltages 3 3 V 5V 12 V Jumpers for configuring drive N A Data transfer rate 80 GB and g...

Page 29: ...rive As shown in the table each cable has 3 grounds and 4 transmit receive pins 4 2 2 SATA Power Cable Pin Number Usage Device Plug Host Plug P1 Ground Ground Ground P2 A Transmit data Receive data P3 A Transmit data Receive data P4 Ground Ground Ground P5 B Receive data Transmit data P6 B Receive data Transmit data P7 Ground Ground Ground P2 and P3 differential signal pair P5 and P6 differential ...

Page 30: ...rd drive may therefore be subdivided into a number of unique drive partitions in order to make use of all of its space Because of the differences in the way that drive sizes are calculated the size 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 calcu...

Page 31: ...to the procedures and precautions described in this chapter is essential for proper service Ä CAUTION When the computer is plugged into an AC power source voltage is always applied to the system board You must disconnect the power cord from the power source before opening the computer to prevent system board or component damage 5 1 Chassis Designations 5 1 1 Microtower MT dx2310 MT ...

Page 32: ...5 2 490778 001 Service Reference Guide Identifying the Chassis Routine Care and Disassembly Preparation Note dx2318 MT is only for China Market dx2318 MT ...

Page 33: ...e a product 5 2 2 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 Protec...

Page 34: ...face and properly grounded tools and equipment Use static dissipative mats foot straps or air ionizers to give added protection Handle electrostatic sensitive components parts and assemblies by the case or PCB laminate Handle them only at static free work areas Turn off power and input signals before inserting and removing connectors or test equipment Use fixtures made of static safe materials whe...

Page 35: ... computer before cleaning the keyboard mouse or air vents 5 Disconnect the keyboard before cleaning it 6 Wear safety glasses equipped with side shields when cleaning the keyboard 5 3 2 Cleaning the Computer Case Follow all safety precautions in Section 5 3 1 General Cleaning Safety Precautions before cleaning the computer To clean the computer case follow the procedures described below To remove l...

Page 36: ...ts Ä 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 Cleaning under a key may be done with a swab moistened with isopropyl alcohol and squeezed out Be careful not to wipe away lubricants necessary for proper key functions Use tweezers to remove any fibers or dirt in confined areas ...

Page 37: ...r Diagnostics software Compaq tamper resistant T 15 wrench Smart Cover FailSafe Key PN 166527 001 or Compaq tamper resistant bits Smart Cover FailSafe Key PN 166527 002 5 4 2 Screws The screws used in the computer are not interchangeable They may have standard or metric threads and may be of different lengths If an incorrect screw is used during the reassembly process it can damage the unit HP str...

Page 38: ...tective packaging until they are actually mounted in the system unit Avoid dropping drives from any height onto any surface If you are inserting or removing a hard drive turn off the computer Do not remove a hard drive while the computer is on or in standby mode Before handling a drive ensure that you are discharged of static electricity While handling a drive avoid touching the connector For more...

Page 39: ...ter 4 Turn off the computer and any peripheral devices that are connected to it Ä CAUTION Turn off the computer before disconnecting any cables Ä CAUTION Regardless of the power on state voltage is always present on the system board as long as the system is plugged into an active AC outlet In some systems the cooling fan is on even when the computer is in the Standby or Suspend modes The power cor...

Page 40: ...sassembly ÄCAUTION Before removing the computer access panel ensure that the computer is turned off and that the power cord is disconnected from the electrical outlet 2 Disconnect the power cord from the computer and from the power source 3 Remove the screw that secures the access panel to the computer chassis 1 4 Slide the access panel back about 10 mm 3 8 inch then lift it away from and off the ...

Page 41: ...e of the bezel 1 then rotate the right side of the bezel off the chassis 2 followed by the left side 4 Continue to rotate the bezel then push the bezel to the bottom to release the top latches from chassis To reinstall the front bezel reverse the removal procedure 5 Insert the three hooks on the left side of the bezel into the slots on the chassis and rotate the bezel on from left to right 1 so th...

Page 42: ...ou must first remove the bezel blank 1 Turn off the computer properly through the operating system and turn off any external devices 2 Disconnect the power cord from the power outlet and the computer and disconnect any external devices 3 Remove the access panel and front bezel Refer to Section 6 2 Remove the computer access panel and front bezel MT chassis 4 While facing the inside of the front be...

Page 43: ...re discharged of static electricity by briefly touching a grounded metal object Refer to Chapter 5 for more information ÄCAUTION When handling a memory module be careful not to touch any of the contacts Doing so may damage the module 1 Prepare the computer for disassembly Section 6 1 Preparation for Disassembly 2 Remove the access panel Section 6 2 Remove the computer access panel and front bezel ...

Page 44: ... additional modules that you want to install To reassemble the computer reverse the removal procedure 6 5 Expansion Cards 6 5 1 Expansion Slot Cover Lock 1 Prepare the computer for disassembly Section 6 1 Preparation for Disassembly 2 Remove the right access panel Section 6 2 Remove the computer access panel and front bezel MT chassis 3 Lay the computer down on its side to make it easier to work o...

Page 45: ...nd forth until the connectors pull free from the socket Be sure not to scrape the card against other components 7 Store the card in anti static packaging 8 Install a new expansion card or an expansion slot cover to close the open slot If not installing a replacement expansion card skip to step 10 To install an expansion card in an empty slot continue with step 9 9 With the card aligned so the moun...

Page 46: ... To install an expansion card 1 Turn off the computer properly through the operating system then turn off any external devices 2 Disconnect the power cord from the power outlet and disconnect any external devices 3 Remove the computer access panel 4 Identify the slot into which you want to insert the expansion card 5 If you are installing an expansion card in a vacant socket remove the appropriate...

Page 47: ...scrape other components in the chassis when installing an expansion card 8 Fix the screw to secure the expansion card in place 9 If you are not replacing the old expansion card with a new expansion card install an expansion slot cover to close the open slot Insert the metal slot cover in the open slot then push the expansion slot latch down to secure the slot cover in place Ä CAUTION After removin...

Page 48: ...lling the latch up 5 Carefully rock the card back and forth until the connectors pull free from the socket Pull the expansion card straight up from the socket then away from the inside of the chassis Be sure not to scrape the card against the other components 6 Store the card in anti static packaging 7 If you are not installing a new expansion card install an expansion slot cover to close the open...

Page 49: ...n these cables Do not bend any cable sharply A sharp bend can break the internal wires Never bend a SATA data cable tighter than a 30 mm 1 18 in radius Never crease a SATA data cable Do not rely on components like the drive cage power supply or computer cover to push cables down into the chassis Always position the cables to lay properly by themselves When removing the power supply power cables fr...

Page 50: ...ves A Torx T 15 screwdriver is needed to remove and install the guide screws on a drive ÄCAUTION Make sure personal files on the hard drive are backed up to an external storage device before removing the hard drive Failure to do so will result in data loss After replacing the primary hard drive you will need to run the Restore Plus CD to load the Compaq factory installed files 6 7 1 Locating Drive...

Page 51: ...f the drive as indicated in the following illustrations 4 Remove all the screws that secures the drives in the drive bay Slide the drive disk forward and out of the bay Removing the Drives Drive Positions Item Description 1 First 5 25 inch half height bays for optional drives Second 5 25 inch half height bays for optional drives 2 One standard 3 5 inch one third height bays 1 44 MB diskette drive ...

Page 52: ...emoving the Hard Disk remove the two screws that secure the hard disk drive cage to the chassis Removing the Hard disk 6 Push down the latch on the side of the hard disk drive cage 1 then slide the hard disk drive cage away from the bottom of the chassis 2 as shown below Releasing the Hard Drive Cage ...

Page 53: ...al and Replacement Procedures Microtower MT Chassis 7 Lift the hard disk drive cage out of the chassis Removing the Hard Drive Cage 8 Disconnect the power cable 1 and data cable 2 from the back of the hard drive Disconnecting the Hard Drive Cables ...

Page 54: ...disk drive to the hard disk drive cage 1 then slide the hard disk drive out of the hard disk drive cage 2 Removing the Hard Drive 10 Remove one guide screws Floppy Drive only from the old drive You will need these screws to install a new drive ÅWARNING There may be sharp edges on the insides of the bay opening after the shield has been removed ...

Page 55: ...ccess panel and rotate the computer so the system board is parallel to the table to make it easier to work on Section 6 1 Preparation for Disassembly 3 Disconnect two attaching cables from the system board the power switch LED cable and the front USB 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 assem...

Page 56: ...sembly Section 6 1 Preparation for Disassembly 2 Remove the access panel Section 6 2 Remove the computer access panel and front bezel MT chassis 3 Disconnect the cable that connects the system fan to the system board 4 Remove the four screws that secure the fan to the chassis and remove the fan To install the fan reverse the removal procedures ...

Page 57: ...atop the processor and set it on its side to keep from contaminating the work area with thermal grease When reinstalling an existing heatsink make sure that its bottom has been cleaned with an alcohol wipe and fresh thermal grease has been applied to the top of the processor New heatsinks come from the factory with fresh thermal grease already applied Position the heatsink so that fan wiring is cl...

Page 58: ...the socket 3 ÄCAUTION Do NOT handle the pins in the processor socket These pins are very fragile and handling them could cause irreparable damage Once pins are damaged it may be necessary to replace the system board ÄCAUTION The heatsink must be installed within 24 hours of installing the processor to prevent damage to the processor s solder connections To install a new processor 1 Place the proce...

Page 59: ...k control cable to the system board ÄCAUTION Heatsink retaining screws should be tightened in diagonally opposite pairs as in an X to evenly seat the heatsink on the processor This is especially important as the pins on the socket are very fragile and any damage to them may require replacing the system board After installing a new processor onto the system board always update the system ROM to ens...

Page 60: ...nt Bezel MT Chassis 4 Disconnect the power and data cables from the back of all installed drives 5 Disconnect all cables from the system board 6 Remove the heatsink from the system board Section 6 10 Heatsink MT chassis 7 Remove the 6 screws that secure the system board to the chassis 8 Slide the system board towards the front of the chassis then angle the back of the board up to remove it The sys...

Page 61: ...e the 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 up the CMOS settings N Batteries battery packs and accumulators should not be disposed of together ...

Page 62: ...up lift it out 1 2 To insert the new battery slide one edge of the replacement battery under the holder s lip with the positive side up 2 Push the other edge down until the clamp snaps over the other edge of the battery 3 Replace the computer access panel 4 Plug in the computer and turn on power to the computer 5 Reset the date and time your passwords and any special system setups using Computer S...

Page 63: ...mputer and or the AC outlet before opening the computer 1 Prepare the computer for disassembly Section 6 1 Preparation for Disassembly 2 Remove the access panel Section 6 2 Remove the computer access panel and front bezel MT chassis 3 Disconnect all power cables from the mass storage devices and from the system board 4 Remove the 4 screws 1 that secure the power supply to the chassis 5 Slide the p...

Page 64: ...tors may not be used on the product being serviced Enhanced Keyboard Connector and Icon Pin Signal 1 2 3 Data Unused Ground 4 5 6 5 VDC Clock Unused Mouse Connector and Icon Pin Signal 1 2 3 Data Unused Ground 4 5 6 5 VDC Clock Unused Ethernet RJ 45 Connector and Icon Pin Signal 1 2 3 4 Transmit Data Transmit Data Receive Data Unused 5 6 7 8 Unused Receive Data Unused Unused ...

Page 65: ...ledge Busy Paper End 16 17 18 25 Initialize Printer Select IN Signal Ground Serial Interface Powered and Non Powered Connector and Icon Pin Signal 1 2 3 Carrier Detect 12V if powered Receive Data Transmit Data 4 5 6 Data Terminal Ready Signal Ground Data Set Ready 7 8 9 Request to Send Clear to Send Ring Indicator 5V if powered USB Connector and Icon Pin Signal 1 2 3 4 5 VDC Data Data Ground Micro...

Page 66: ...In_Left 2 Ring Audio_In_Right 3 Shield Ground Line Out Audio Connector and Icon 1 8 miniphone Pin Signal 1 Tip Audio_Out_Left 2 Ring Audio_Out_Right 3 Shield Ground Monitor Connector and Icon Pin Signal Pin Signal Pin Signal 1 2 3 Red Analog Green Analog Blue Analog 6 7 8 Ground Ground Ground 11 12 13 Not used DDC Serial Data Horizontal Sync 4 5 Not used Ground 9 10 5V DC fused Ground 14 15 Vertic...

Page 67: ...in Signal Pin Signal Pin Signal 1 2 3 4 5 6 7 3 3 V 3 3 V GND 5 V GND 5 V GND 8 9 10 11 12 13 13 1 P G 5 VSB 12 V 12 V 3 3 V 3 3 V 3 3 VS 14 15 16 17 18 19 20 12 V GND PSON GND GND GND NI 21 22 23 24 5 V 5 V 5 V GND 4 Pin Power for CPU Connector and Icon Pin Signal 1 GND 2 GND 3 12 V 4 12 V 24 12 13 1 ...

Page 68: ...rized HP dealer reseller or service provider General Requirements The requirements listed below are applicable to all countries 1 The length of the power cord set must be at least 1 8 m 6 00 feet and a maximum of 3 0 m 9 75 feet 2 All power cord sets must be approved by an acceptable accredited agency responsible for evaluation in the country where the power cord set will be used 3 The power cord ...

Page 69: ...he BIOS code may have become corrupt Replace the BIOS CMOS battery failed The CMOS battery is no longer functional Replacement battery CMOS checksum error Defaults loaded Checksum of CMOS is incorrect so the system loads the default equipment configuration A checksum error may indicate that CMOS has become corrupt A weak battery may have caused this error Check the battery and replace if necessary...

Page 70: ... memory areas being tested No action request 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 Reseat memory modules Replace memory modules Override enabled Defaults loaded If the system cannot boot using the current CMOS configuration the BIOS can override the current configuration with a...

Page 71: ...eated or installed 3 If fan is plugged in and seated properly but is not spinning then replace processor fan 4 Reseat processor heatsink and verify that the fan assembly is properly attached 5 Contact an authorized reseller or service provider Warning System Fan has failed For Thermal Protection System will be shut down Please contact Service Centre System Fan weak RPM 700 or not turning Display W...

Page 72: ...a single monitor the monitor must be plugged into the monitor connector on the source selected as the primary VGA adapter During boot the other monitor connectors are disabled and if the monitor is connected into these ports the monitor will not function You can select which source will be the default VGA source in Computer F10 Setup Press and hold any key If the system beeps then the keyboard is ...

Page 73: ... cables may not be properly connected Reseat drive data and power supply cables The unit temperature was exceeded The fan may be blocked 1 Unit is in an exceedingly hot environment Let it cool down 2 Ensure that computer air vents are not blocked and the internal fan is running 3 Contact an HP authorized reseller or service provider Computer appears locked up and will not turn off when the power b...

Page 74: ...he Num Lock key can be disabled or enabled in Computer Setup Poor performance is experienced Processor is hot 1 Ensure airflow to the computer is not blocked Leave a 4 inch 10 2 cm clearance on all vented sides of the computer and monitor to permit required airflow 2 Ensure fans are connected and working properly some fans only operate when needed 3 Ensure the processor heatsink is installed prope...

Page 75: ...een blanking utility installed or energy saver features are enabled Press any key or click the mouse button and if set type your password Computer is in standby mode Press the power button to resume from standby mode ÄCAUTION When attempting to resume from standby mode do not hold down the power button for more than four seconds Otherwise the computer will shut down and you will lose any unsaved d...

Page 76: ... bent down Power switch of new external device is not turned on Turn off the computer turn on the external device then turn on the computer to integrate the device with the computer system When the system advised you of changes to the configuration you did not accept them Reboot the computer and follow the instructions for accepting the changes A plug and play board may not automatically configure...

Page 77: ...ing POST that do not necessarily have an error code or text message associated with them If you see flashing LEDs on a PS 2 keyboard look for flashing LEDs on the front panel of the computer and refer to the following table to determine the front panel LED codes Recommended actions in the following table are listed in the order in which they should be performed Replace the system board or power su...

Page 78: ...tal scan rate as the resolution chosen Computer is in standby mode Press the power button to resume from standby mode ÄCAUTION When attempting to resume from standby mode do not hold down the power button for more than four seconds Otherwise the computer will shut down and you will lose your data Monitor cable plugged into the wrong connector If the computer system has both an integrated graphics ...

Page 79: ...not be loaded Install the video drivers included in the upgrade kit Monitor is not capable of displaying requested resolution Change requested resolution The picture is broken up rolls jitters or flashes The monitor connections may be incomplete or the monitor may be incorrectly adjusted 1 Be sure the monitor cable is securely connected to the computer 2 In a two monitor system or if another monit...

Page 80: ...circuits may be unable to correctly interpret the output synchronization of the graphics card 1 Select the monitor s Auto Adjustment option in the monitor s on screen display menu 2 Manually synchronize the Clock and Clock Phase on screen display functions NOTE Use the monitor model number when searching for the SoftPaq Certain typed symbols do not appear correct The font you are using does not su...

Page 81: ... the Control Panel select System 2 On the Hardware tab click the Device Manager button 3 Right click on the CD DVD device and select Properties 4 On the Properties tab make sure Enable digital CD audio for this CD ROM device is checked Headphones or devices connected to the line out connector mute the internal speaker Turn on and use headphones or external speakers if connected or disconnect headp...

Page 82: ...ou set digital as the Output Mode the internal speaker and external analog speakers will no longer output audio until you switch back to an auto sense or analog mode If you set analog as the Output Mode external digital speakers will not function until you change the output mode back to an auto sense or digital mode Sound cuts in and out Processor resources are being used by other open application...

Page 83: ... works reload the printer driver If you are on a network you may not have made the connection to the printer Make the proper network connections to the printer Printer may have failed Run printer self test Printer will not turn on The cables may not be connected properly Reconnect all cables Printer prints garbled information The correct printer driver is not installed Install the correct printer ...

Page 84: ...n the keypad The Num Lock key may be on Press the Num Lock key The Num Lock light should not be on if you want to use the arrow keys The Num Lock key can be disabled or enabled in Computer Setup Mouse does not respond to movement or is too slow Mouse connector is not properly plugged into the back of the computer 1 Shut down the computer using the keyboard 2 Plug the mouse connector into the back ...

Page 85: ...ly Network driver is not properly loaded Reinstall network drivers System cannot autosense the network Disable auto sensing capabilities and force the system into the correct operating mode Diagnostics reports a failure The cable is not securely connected Ensure that both ends of the data cable are securely connected The cable is attached to the incorrect connector Ensure that the cable is attache...

Page 86: ...e settings for the board Network controller stops working without apparent cause The files containing the network drivers are corrupted Reinstall the network drivers using the Restore Plus CD The cable is not securely connected Ensure that both ends of the cable are securely attached to the correct devices The network controller is defective Replace the NIC or replace the system board if the NIC i...

Page 87: ...mory configuration You have run out of memory to run the application Check the application documentation to determine the memory requirements Memory count during POST is wrong The memory modules may not be installed correctly Check that the memory modules have been installed correctly and that proper modules are used Insufficient memory error during operation Too many Terminate and Stay Resident p...

Page 88: ...s Solving Processor Problems Problem Cause Solution Poor performance is experienced Processor is hot 1 Make sure the airflow to the computer is not blocked 2 Make sure the fans are connected and working properly some fans only operate when needed 3 Make sure the processor heatsink is installed properly ...

Page 89: ... not installed Install decoder software Cannot eject compact disc tray load unit Disc not properly seated in the drive 1 Turn off the computer and insert a thin metal rod into the emergency eject hole and push firmly 2 Slowly pull the tray out from the drive until the tray is fully extended then remove the disc CD ROM CD RW DVD ROM or DVD R RW drive cannot read a disc or takes too long to start CD...

Page 90: ...sical drive is not available Change the default drive letter for the Drive Key in Windows XP The computer boots to DOS after making a bootable Drive Key Drive Key is bootable Install the Drive Key after the operating system boots Solving Internet Access Problems Problem Cause Solution Unable to connect to the Internet Internet Service Provider ISP account is not set up properly Verify Internet set...

Page 91: ...he CAT5 10 100 cable between the cable modem 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 IP address is not configured properly Contact the ISP for the correct IP address Cookies are corrupted Windows XP 1 Select Start Control Panel 2 Double click Internet Options 3 On the General tab click the Delete Cookies button C...

Page 92: ...ick System 3 Click the Hardware tab 4 In the Device Manager area click the Device Manager button 5 Double click Ports COM LPT 6 Right click the COM port your modem uses then click Properties 7 Under Device status verify that the modem is working properly 8 Under Device usage verify the modem is enabled 9 If there are further problems click the Troubleshoot button and follow the on screen instructi...

Page 93: ...pen hood press power button and see if the processor fan spins If the processor fan is not spinning make sure the fan s cable is plugged onto the system board header Ensure the fan is fully properly seated or installed 3 If fan is plugged in and seated properly but is not spinning then replace processor fan 4 Reseat processor heatsink and verify that the fan assembly is properly attached 5 Contact...

Page 94: ...based on bad checksum 1 Reflash the system ROM with the latest BIOS image 2 Replace the system board Inclining beeps when password entered Rapid incline Incorrect password entered Enter the correct password Declining beeps when password entered Rapid decline Correct password entered No action required Diagnostic Front Panel LEDs and Audible Codes Continued Activity Beeps Possible Cause Recommended...

Page 95: ...place the system board OR Press and hold the power button for less than 4 seconds If the hard drive LED does not turn green then 1 Check that the unit is plugged into a working AC outlet 2 Open hood and check that the power button harness is properly connected to the system board 3 Check that both power supply cables are properly connected to the system board 4 Check to see if the 5V_aux light on ...

Page 96: ...he warranty or in the Worldwide Telephone Numbers Guide on the Library CD for technical assistance System gives an error message stating that Error 912 computer cover or side panel has been removed Make sure that any system access was authorized and press F1 to continue Continu ous beepfor 5 seconds The chassis side cover is open or would have been removed after previous power on 1 Make sure that ...

Page 97: ...th up to 4GB of memory configured in a high performing dual channel mode For proper system operation the computer supports DDR2 SDRAM DIMMs The DIMMs must be industry standard 240 pin unbuffered PC2 5300 667MHz or 6400 800MHz MHz compliant 1 8 volt DDR2 SDRAM DIMMs The DDR2 SDRAM DIMMs must also support PC2 5300 667MHz or 6400 800MHz contain the mandatory JEDEC SPD information In addition the comp...

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HP Compaq dx2310 MT, Service & Reference Manual

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