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service reference guide

HP Compaq dx2200 MT 

Business PC

1st Edition

This document provides information on the removal and replacement of all 
parts as well as information on troubleshooting, Desktop Management, setup 
utilities, ATA drives, safety, routine care, connector pin assignments, POST 
error messages, and diagnostic indicator lights.

Document Part Number 415606-001

Summary of Contents for Compaq dx2200 MT Series

Page 1: ... provides information on the removal and replacement of all parts as well as information on troubleshooting Desktop Management setup utilities ATA drives safety routine care connector pin assignments POST error messages and diagnostic indicator lights Document Part Number 415606 001 ...

Page 2: ......

Page 3: ...Service Reference Guide HP Compaq dx2200 MT Business PC 1st Edition Document Part Number 415606 001 March 2006 ...

Page 4: ...ional 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 ...

Page 5: ...he CMOS 2 11 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 Supervisor Password Using Computer Setup 3 3 3 3 3 Establishing a User Password Using Computer Setup 3 3 3 3 4 S...

Page 6: ...leaning the Computer Case 5 4 5 3 3 Cleaning the Keyboard 5 5 5 3 4 Cleaning the Monitor 5 5 5 3 5 Cleaning the Mouse 5 5 5 4 Service Considerations 5 6 5 4 1 Power Supply Fan 5 6 5 4 2 Tools and Software Requirements 5 6 5 4 3 Screws 5 6 5 4 4 Cables and Connectors 5 7 5 4 5 Hard Drives 5 7 5 4 6 Lithium Coin Cell Battery 5 7 6 Removal and Replacement Procedures Microtower MT Chassis 6 1 Preparat...

Page 7: ...8 6 10Speaker 6 19 6 11System Fan 6 20 6 12Heatsink 6 21 6 13Processor 6 22 6 14System Board 6 24 6 15Battery 6 25 6 15 1Type 1 Battery Holder 6 26 6 15 2Type 2 Battery Holder 6 27 6 15 3Type 3 Battery Holder 6 28 6 16Power Supply 6 29 A Connector Pin Assignments B Power Cord Set Requirements C POST Error Messages D Memory E Troubleshooting Without Diagnostics Index ...

Page 8: ...vi 415606 001 Service Reference Guide dx2200 MT Contents ...

Page 9: ...ically installed This takes approximately 10 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 To install optional hardware devices after the OS installation is completed you must...

Page 10: ... Microsoft Windows XP Home or Windows XP Professional operating system 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 version of these files in English and selected other languages in one of these ways H...

Page 11: ...passwords and other security features Establish and manage energy saving timeouts All features identified in this chapter may not be available on all HP products 2 1 Power On Self Test POST POST is a series of diagnostic tests that runs automatically when the system is turned on POST checks the following items to ensure that the computer system is functioning properly Keyboard Memory modules Diske...

Page 12: ...parallel ports audio or embedded NIC so that they cannot be used until they are unsecured Enable or disable removable media boot ability Solve system configuration errors detected but not automatically fixed during the Power On Self Test POST Execute self tests on a specified IDE ATA hard drive when supported by the drive 2 2 1 Using Computer Setup F10 Utilities Computer Setup can be accessed only...

Page 13: ...select Save and Exit Setup If you have made changes that you do not want applied select Exit Without Saving To reset to factory settings select Load Optimized Defaults This option will restore the original factory system defaults You must still select Save and Exit Setup after resetting the defaults ÄCAUTION Do NOT turn the computer power OFF while the ROM is saving your F10 Computer Setup changes...

Page 14: ...e Time hh mm ss Allows you to set system time PATA Controller Disables enables PATA controller PATA Ch 0 Master PATA Ch 0 Slave For each if PATA HDD is used allows you to run SMART HDD self test for selected channel SMART Status Check Target Disk SMART Smart Status Check HDD Short Self Test Target Disk Estimated Test Time Start Test HDD Extended Self Test Target Disk Estimated Test Time Start Test...

Page 15: ...art Test HDD Extended Self Test Target Disk Estimated Test Time Start Test set extended IDE drive on selected channel to None Auto set access mode on selected channel to Large Auto view Firmware version Capacity Cylinder Head Precomp Landing Zone Sector Floppy Controller Disables enables the floppy disc controller Drive A Allows you to set Drive A to None or 1 44 3 5 in Used to disable enable Driv...

Page 16: ...ve devices such as USB HDD storage USB2 Drive Key or USB flash media The first drive in the order has priority in the boot sequence and is recognized as drive C if any devices are attached Optical Drive Boot Sequence Allows you to specify the order in which attached optical drives including USB ODD are checked for a bootable operating system image Network Boot Sequence Allows you to specify the or...

Page 17: ...ogy Enables disables the primary display device Advanced Chipset Features UMA Frame Buffer Select the UMA Unified Memory Architecture frame buffer size 32MB 64MB Auto Init Display First VGA Setting Allows you to select the primary display device PCI Slot OnChip VGA PCIEx SURROUNDVIEW Disables enables SURROUNDVIEW available when an ATI PCIEx video card is installed AutoDetect PCI Clk VGA Setting Di...

Page 18: ...s you to select system power loss behavior On Off Last State ACPI Suspend Type ACPI sleep mode is S3 Suspend To RAM External Modem S5 Wake Up Disables enables wake up modem from S5 RTC Alarm Resume Disables enables RTC alarm Date of Month If RTC Alarm Resume is enabled allows you to select the day of the month for resumption of RTC alarm Set to 0 for every day Resume Time hh mm ss If RTC Alarm Res...

Page 19: ...Q 10 assigned to IRQ 11assigned to IRQ 12 assigned to IRQ 14 assigned to IRQ 15 assigned to When resources are controlled manually allows you to assign each system interrupt a type depending on the type of device using the interrupt 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 o...

Page 20: ...tup to factory defaults Set Supervisor Password Allows you to establish a password to control access to Computer Setup Set User Password Allows you to establish a password to control access to the computer Supervisor password must be set before you can set a User password Save Exit Setup Allows you to save current settings and exit Computer Setup Exit Without Saving Allows you to exit Computer Set...

Page 21: ...n settings to a diskette a USB flash media device or a diskette like device 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 Boot to DOS 3 Type N folder BIOS exe SAVE ABC001 DAT where N is the drive letter of the rem...

Page 22: ...2 12 415606 001 Service Reference Guide dx2200 MT Setup Utilities and Diagnostics Features ...

Page 23: ...ROM read 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 ...

Page 24: ...n 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 completely turn off all power to the system press and hold the power button for four seconds ÄCAUTION...

Page 25: ...ork 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 F...

Page 26: ...again 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 the F10 key to enter Computer Setup If you do not press the F10 key at the appropriate time you must tur...

Page 27: ...he F10 key at the appropriate time you must turn the computer off then on again and press the F10 key again to access the utility If you are using a PS 2 keyboard you may see a Keyboard Error message disregard it 3 When the prompt appears type your current password current password 4 Press the Enter key then select either Set User or Set Supervisor Password in the F10 menu as described in the prev...

Page 28: ...3 6 415606 001 Service Reference Guide dx2200 MT Desktop Management ...

Page 29: ...puter 4 1 SATA Hard Drives 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 5V 12 V Jumpers for configuring drive N A Data transfer ...

Page 30: ... a single drive As shown in the table each cable has 3 grounds and 4 transmit receive pins 4 2 2 SATA Power Cable Pin Number Usage Device Plug Host Plug P1 Ground Ground Ground P2 A Transmit data Receive data P3 A Transmit data Receive data P4 Ground Ground Ground P5 B Receive data Transmit data P6 B Receive data Transmit data P7 Ground Ground Ground P2 and P3 differential signal pair P5 and P6 di...

Page 31: ... a single connector The channel can have up to two devices attached to it All drives are connected to the 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 ATA drives Pin Signal Pin Signal Pin Signal 1 2 3 4 5 Reset Ground DD7 DD8 DD6 15 16 17 18 19 DD1 DD14 DD0 DD15 Grou...

Page 32: ...s The Self Monitoring Analysis and Recording Technology SMART ATA drives for the HP Personal Computers have built in drive failure prediction that warns the user or network administrator of an impending failure or crash of the hard drive The SMART drive tracks fault prediction and failure indication parameters such as reallocated sector count spin retry count and calibration retry count If the dri...

Page 33: ...BIOS Setting Combined IDE controller PATA Controller in Legacy Mode Device 0 is accessible as Device 0 of PATA controller s Primary Channel Device 1 is accessible as Device 1of PATA controller s Primary Channel SATA Controller in Native Mode SATA 0 is accessible as Device 0 of SATA controller s Primary Channel SATA 1 is accessible as Device 0 of SATA controller s Secondary Channel SATA 2 is access...

Page 34: ... is not supported by many legacy operating systems Addresses are assigned by PCI Plug n Play BIOS and the IRQ is shared with multiple controllers Base Address Registers for the Command and Control Block are found in the PCI Configuration Space Offset 10h Primary Command base address Offset 14h Primary Control base address Offset 18h Secondary Command base address Offset 1Ch Secondary Control base ...

Page 35: ...Adherence 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 ...

Page 36: ...egrade 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 P...

Page 37: ...k surface and properly grounded tools and equipment Use static dissipative mats foot straps or air ionizers to give added protection Handle electrostatic sensitive components parts and assemblies by the case or PCB laminate Handle them only at static free work areas Turn off power and input signals before inserting and removing connectors or test equipment Use fixtures made of static safe material...

Page 38: ...g the 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 rem...

Page 39: ... 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 Allow the pa...

Page 40: ...the computer you need the following Torx T 15 screwdriver Compaq screwdriver with bits PN 161946 001 Torx T 15 screwdriver with small diameter shank for certain front bezel removal Flat bladed screwdriver may sometimes be used in place of the Torx screwdriver Diagnostics software Compaq tamper resistant T 15 wrench Smart Cover FailSafe Key PN 166527 001 or Compaq tamper resistant bits Smart Cover ...

Page 41: ...d drives in their protective packaging until they are actually mounted in the CPU 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 conne...

Page 42: ...5 8 415606 001 Service Reference Guide dx2200 MT Identifying the Chassis Routine Care and Disassembly Preparation ...

Page 43: ...computer 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 powe...

Page 44: ...e 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 1 3 Remove the two screws that secure the access panel to the computer chassis 2 4 Slide the access panel back about 6 mm 1 4 inch then rotate the top of the panel away from the chassis pivot on the bottom and lift it off the u...

Page 45: ... the computer for disassembly Section 6 1 Preparation for Disassembly 2 Remove the access panel Section 6 2 Access Panel 3 Pull outward on all three tabs on the left side of the bezel 1 then rotate the bezel off the chassis 2 beginning with the left side then the right side To reinstall the front bezel reverse the removal procedure ...

Page 46: ...ion 6 3 Front Bezel 3 Remove the front bezel Section 6 3 Front Bezel 6 4 1 5 25 Drive Bezel Blank While facing the inside of the front bezel press the two retaining tabs on the right towards the outer edge of the bezel 1 and pull the bezel blank inwards to remove it 2 To install a bezel blank slide the left side of the blank into the two retainer slots on the left side of the front bezel then snap...

Page 47: ... 2 Removing a 3 5 Drive Bezel Blank While facing the inside of the front bezel press outward on the retaining tabs on each side of the bezel blank 1 and pull the bezel blank inwards to remove it 2 To install a 3 5 bezel blank press the blank inward from the inside of the front bezel so that it snaps into place ...

Page 48: ...icity 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 Access Panel ÅWARNING To reduce risk of personal injury from hot surfaces allow...

Page 49: ... MT Chassis 5 Push the module down into the socket ensuring that the module is fully inserted and properly seated Make sure the latches are in the closed position 3 6 Repeat steps 4 and 5 for any additional modules that you want to install To reassemble the computer reverse the removal procedure ...

Page 50: ...d away from the slots to remove it from the computer 2 6 6 2 PCI PCIe Expansion Card To remove an expansion card continue with step 1 To install an expansion card in an existing empty slot go to step 9 1 Prepare the computer for disassembly Section 6 1 Preparation for Disassembly 2 Remove the access panel Section 6 2 Access Panel 3 Lay the computer down on its side to make it easier to work on 4 R...

Page 51: ...opriate shield for the expansion card you are installing 10 With the card aligned so the mounting bracket will fit firmly against the computer backwall 1 slide the expansion card into the expansion socket and press it firmly into place 2 When you install an expansion card make sure you press firmly on the card so that the entire connector seats properly in the expansion card socket 11 Reinstall th...

Page 52: ... folds on these cables Do not bend any cable sharply A sharp bend can break the internal wires Never bend a SATA data cable tighter than a 30 mm 1 18 in radius Never crease a SATA data cable Do not rely on components like the drive cage power supply or computer cover to push cables down into the chassis Always position the cables to lay properly by themselves When removing the power supply power c...

Page 53: ...wer Supply 2nd SATA Hard drive P5 Power Supply DIskette drive P7 Cable To PCA Designator Diskette drive System board FDD1 Black 1st SATA Hard drive System board SATA 0 Orange 2nd SATA Hard drive System board SATA 1 Orange ODD Data System board IDE1 Blue ODD Audio System board JCD1 Black Heatsink fan System board CPU FAN 2 Brown Secondary system fan System board SYSFAN1 White Front power on button ...

Page 54: ... 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 8 1 Drive Positions Drive Positions Item Description Item Description 1 Optical drive 4 Internal hard drive second...

Page 55: ...right side of the drive These screws should be transferred to the new drive To install a drive reverse the removal procedure If you are installing a 5 25 drive for the first time into bay 2 you must first remove the metal shield that covers the bay by pressing in on the silver colored tab on the left side of the chassis then pulling the shield out from the front of the chassis It is not necessary ...

Page 56: ...ord from the power outlet and the computer and disconnect any external devices 3 Remove the access panel Section 6 2 Access Panel 4 Remove the front bezel Section 6 3 Front Bezel 5 If the device is a media card reader disconnect the internal USB cable from the system board If the device is a diskette drive disconnect the power and data cables from the back of the drive 6 Remove the retainer screws...

Page 57: ...guide retainer screws on the front of the chassis behind the bezel Four have Unified Standard U S 6 32 standard threads and four have M3 metric threads U S screws are used for hard drives and have a silver finish Metric screws are used for all other drives and have a black finish Be sure to install the appropriate guide screws into the drive Device Retainer Screws Guide Screws Diskette Drive 2 lab...

Page 58: ...rews that secure the drive in the drive cage 1 6 Slide the drive out of the rear of the drive bay 2 To replace the hard drive reverse the removal procedure No guide screws are required for drives installed in the hard drive bays bays 4 and 5 If you replaced the primary hard drive the Restore Plus CD may be used to restore the operating system software drivers and or any software applications that ...

Page 59: ...d 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 Free the two cables from the cable tie that is attached to the chassis 5 Remove the screw 1 that secures the housing to the chassis and then rotate the housing away from the chassis and pull the ...

Page 60: ...ess panel and rotate the computer so the system board is parallel to the table to make it easier to work on Section 6 2 Access Panel 3 Disconnect the braided Power LED cables from the system board 4 Free the braided cables from the cable tie that is attached to the chassis 5 Squeeze the top of the switch holder 1 rotate the switch and remove it from the chassis To install the power switch assembly...

Page 61: ...ove the front bezel Section 6 3 Front Bezel 4 Disconnect the speaker cable from the system board 5 Free the cable from the cable tie that is attached to the chassis 6 Remove the screw that secures the speaker to the inside of the chassis 1 then remove the speaker 2 by sliding it out of the retaining clips To install the speaker reverse the removal procedure When installing the speaker make sure th...

Page 62: ... Disassembly 2 Remove the access panel Section 6 2 Access Panel 3 Disconnect the cable that connects the system fan to the system board 4 Remove the screws that secure the fan to the chassis and remove the fan To install the fan reverse the removal procedures When installing the fan make sure the wires leading from the fan are located near the P2 4 pin power connector on the system board ...

Page 63: ... 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 closest to the power supply Check to ensure that the heatsink mounting lug...

Page 64: ...NOT handle the pins in the processor socket These pins are very fragile and handling them could cause irreparable damage Once pins are damaged it may be necessary to replace the system board ÄCAUTION The heatsink must be installed within 24 hours of installing the processor to prevent damage to the processor s solder connections To install a new processor 1 Place the processor in its socket and cl...

Page 65: ...tsink 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...

Page 66: ...rom the system board 6 Remove the heatsink from the system board Section 6 12 Heatsink 7 Remove the 6 screws that secure the system board to the chassis 1 8 Slide the system board towards the front of the chassis 2 then remove it 3 The system board in the computer may look slightly different from the one shown here To install the system board reverse the removal procedure After installing a new sy...

Page 67: ...se of in fire or water Replace 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...

Page 68: ...r 2 Slide the replacement battery into position positive side up 3 The battery holder automatically secures the battery in the proper position 4 Replace the computer access panel 5 Plug in the computer and turn on power to the computer 6 Reset the date and time your passwords and any special system setups using Computer Setup Refer to the Computer Setup F10 Utility Guide ...

Page 69: ...ery pops up lift it out 1 2 To insert the new battery slide one edge of the replacement battery under the holder s lip with the positive side up 2 Push the other edge down until the clamp snaps over the other edge of the battery 3 Replace the computer access panel 4 Plug in the computer and turn on power to the computer 5 Reset the date and time your passwords and any special system setups using C...

Page 70: ...clip 1 that holds the battery in place then remove the battery 2 2 Insert the new battery and position the clip back in place 3 Replace the computer access panel 4 Plug in the computer and turn on power to the computer 5 Reset the date and time your passwords and any special system setups using Computer Setup Refer to the Computer Setup F10 Utility Guide ...

Page 71: ... be disconnected from the computer 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 Access Panel 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 power supply toward ...

Page 72: ...6 30 415606 001 Service Reference Guide dx2200 MT Removal and Replacement Procedures Microtower MT Chassis ...

Page 73: ...onnectors 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 74: ...cknowledge 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 ...

Page 75: ...udio_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 V...

Page 76: ...nd DIOW Ground 34 35 36 37 38 PDIAG cable detect DA0 DA2 CS1FX CS3FX 11 12 13 14 DD3 DD12 DD2 DD13 25 26 27 28 DIOR Ground IORDY CSEL 39 40 DASP Ground 24 Pin Power Connector Pin Signal Pin Signal Pin Signal Pin Signal 1 2 3 4 5 6 3 3 V 3 3 V GND 5 V GND 5 V 7 8 9 10 11 12 Aux GND PWROK 5 Vaux 12 V 12 V 3 3 V 13 14 15 16 17 18 3 3 V 12 V GND PSON GND GND R S 19 20 21 22 23 24 GND NI 5 V 5 V 5V GND...

Page 77: ...authorized 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 ...

Page 78: ...Type HO5VV F 3 conductor 1 0 mm2 conductor size Power cord set fittings appliance coupler and wall plug must bear the certification mark of the agency responsible for evaluation in the country where it will be used 2 The flexible cord must be Type SJT or equivalent No 18 AWG 3 conductor The wall plug must be a two pole grounding type with a NEMA 5 15P 15A 125V or NEMA 6 15P 15A 250V configuration ...

Page 79: ...ror System halts after displaying this message Reseat memory modules Replace memory modules Boot Failure BIOS could not boot from the device This message is usually followed by information about the specific device Reseat the device data and power cables Replace the device data cable Replace the device Replace the system board Invalid Boot Diskette Diskette in drive A not bootable Replace the disk...

Page 80: ...e the system board S M A R T Capable but Command Failed S M A R T Command Failed BIOS unable to send a S M A R T message to the device Backup the data on the hard drive Replace the hard drive S M A R T Status Bad Backup and replace S M A R T Capable and Status Bad S M A R T capable hard drive detects an imminent failure Backup the data on the hard drive then replace the hard drive DMA 1 Error DMA ...

Page 81: ...uter use the F10 Key to access Computer Setup Select Load Default Settings Save and Exit Change system board jumper on JP2 to pins 2 3 Unlock then flash the system BIOS Reset the jumper to pins 1 2 Lock Replace the system board Timer Error Error found while programming the count register of channel 2 of the 8254 timer Replace the system board Interrupt Controller 1 Error BIOS POST could not initia...

Page 82: ...en keyboard controller is initialized Reconnect keyboard with computer turned off Check connector for bent or missing pins Ensure that none of the keys are depressed Replace keyboard Replace system board Hard Disk Install Failure Cannot find or initialize the hard drive Check Computer Setup F10 Setup for presence of hard drive Check drive cable connections Replace hard drive Memory Test Failure If...

Page 83: ...Ensure that the computer air vents are not blocked and the chassis cooling fan is running Open hood press power button and see if the chassis fan spins If the fan is not spinning make sure the fan s cable is plugged onto the system board header Ensure the fan is fully properly installed If fan is plugged in but is not spinning then replace chassis fan Replace the chassis fan Warning Processor Fan ...

Page 84: ...t properly attached to the processor Ensure that the computer air vents are not blocked and the processor cooling fan is running Open 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 If fan is plugged in but is not spinning then replace processor fan Reseat processor heatsink and verify...

Page 85: ...d the power button for less than 4 seconds If the hard drive LED turns green then Check that the voltage selector located on the rear of the power supply is set to the appropriate voltage Proper voltage setting depends on your region Remove the expansion cards one at a time until the LED light on the system board turns on Replace the system board OR Press and hold the power button for less than 4 ...

Page 86: ...C 8 415606 001 Service Reference Guide dx2200 MT POST Error Messages ...

Page 87: ...igured 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 667 MHz compliant 1 9 volt DDR2 SDRAM DIMMs The DDR2 SDRAM DIMMs must also support CAS latency 4 CL 4 for PC2 5300 667 MHz contain the mandatory JEDEC SPD information In addition the computer supports 256Mbit 512Mbit and 1 ...

Page 88: ...D 2 415606 001 Service Reference Guide dx2200 MT Memory ...

Page 89: ... and 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 keyboar...

Page 90: ... is incorrect RTC real time clock battery may need to be replaced 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 network controller Cursor will not move using the arr...

Page 91: ...computer are not flashing System unable to power on Press and hold the power button for less than 4 seconds If the hard drive LED turns green then 1 Check that the voltage selector is set to the appropriate voltage 2 Remove the expansion cards one at a time until the 3 3 V_aux light on the system board turns on 3 Replace the system board OR Press and hold the power button for less than 4 seconds I...

Page 92: ...d the Power LED flashes every four seconds Processor thermal protection activated A fan may be blocked or not turning OR The heatsink fan assembly is not properly attached to the processor 1 Ensure that the computer air vents are not blocked and the cooling fan is running 2 Open hood press the power button and see if the processor fan spins If the processor fan is not spinning make sure the fan s ...

Page 93: ...Reseat the drive You attempted to hot plug a removable hard drive that has DriveLock security enabled This feature supported on select models only Shut down the computer Insert the drive into the MultiBay if it is not already inserted Turn on the computer Diskette drive cannot write to a diskette Diskette is not formatted Format the diskette Diskette is write protected Use another diskette or remo...

Page 94: ...ove the diskette and press the Spacebar The computer should start up Diskette error has occurred Restart the computer by pressing the power button Cannot Boot to Diskette Diskette is not bootable Replace with a bootable diskette Diskette boot has been disabled in Computer Setup Run Computer Setup and enable diskette boot in Storage Boot Order Removable media boot has been disabled in Computer Setu...

Page 95: ...y immediately after power up Run Computer Setup and increase the POST Delay in Advanced Power On Options Nonsystem disk NTLDR missing message System is trying to start from a non bootable diskette Remove the diskette from the diskette drive System is trying to start from a damaged hard drive 1 Insert a bootable diskette into the diskette drive and restart the computer 2 If the hard drive is still ...

Page 96: ...the front of the computer See Appendix C POST Error Messages Computer seems to be locked up Program in use has stopped responding to commands 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 Solving Hard Drive Problems Continued Problem Cause Solution ...

Page 97: ...ame horizontal 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 integrate...

Page 98: ...ed 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 monitor is in cl...

Page 99: ...et 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 Download SoftPaq SP20930 or SP22333 depending on the monitor to assist with the synchronization NOTE Use the monitor model number when searching for the SoftPaq Certain typed symbols do ...

Page 100: ... From 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 ...

Page 101: ... If you 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 applic...

Page 102: ...inter 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 pri...

Page 103: ...e 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 of the computer or the keyboard and...

Page 104: ...e properly and securely connected and that pins in the cable or connector are not bent down Power switch of new external device is not turned on Turn off the computer turn on the external device then turn on the computer to integrate the device with the computer system When the system advised you of changes to the configuration you did not accept them Reboot the computer and follow the instruction...

Page 105: ... times once every second followed by a two second pause Memory is installed incorrectly or is bad 1 Reseat DIMMs 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 Solving Hardware Installation Problems Continued Problem Cause Solution ...

Page 106: ...roperly 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 at...

Page 107: ...source 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 ...

Page 108: ... Device Manager to check memory 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 Te...

Page 109: ...oblems 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 110: ...re is 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 sta...

Page 111: ...t physical 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 Interne...

Page 112: ...ect the 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 but...

Page 113: ...le click System 3 Click the Hardware tab 4 In the Device Manager area click the Device Manager button 5 Double click Ports COM LPT 6 Right click the COM port your modem uses then click Properties 7 Under Device status verify that the modem is working properly 8 Under Device usage verify the modem is enabled 9 If there are further problems click the Troubleshoot button and follow the on screen inst...

Page 114: ...required Press any key or move the mouse to wake the computer Power LED flashes every four seconds None Processor thermal protection activated A fan may be blocked or not turning OR The heatsink fan assembly is not properly attached to the processor 1 Ensure that the computer air vents are not blocked and the processor cooling fan is running 2 Open hood press power button and see if the processor ...

Page 115: ... 1 Check that the voltage selector located on the rear of the power supply is set to the appropriate voltage Proper voltage setting depends on your region 2 Remove the expansion cards one at a time until the LED light on the system board turns on 3 Replace the system board OR Press and hold the power button for less than 4 seconds If the hard drive LED does not turn on green then 1 Check that the ...

Page 116: ...E 28 415606 001 Service Reference Guide dx2200 MT Troubleshooting Without Diagnostics ...

Page 117: ...mputer 5 4 keyboard 5 5 monitor 5 5 mouse 5 5 cloning tools software 3 1 CMOS Setup Standard 2 4 to 2 5 to 2 6 computer cleaning 5 4 pauses E 2 Computer Setup Standard CMOS Setup 2 4 to 2 5 to 2 6 system information 2 4 utilities 2 2 configuring power button 3 2 connector pin assignments A 1 to A 4 country specific power cord set requirements B 2 customizing software 3 1 D date and time display E ...

Page 118: ...emory removal and replacement 6 6 microphone pin assignments A 2 monitor blank screen E 9 blurry video E 10 checking connections E 1 cleaning 5 5 dim characters E 10 pin assignments A 3 mouse cleaning 5 5 pin assignments A 1 N NTFS conversion 1 2 O operating systems important information about 3 3 P parallel interface pin assignments A 2 password changing 3 4 deleting 3 5 power on 2 1 setup 3 3 su...

Page 119: ...ynamic random access memory D 1 serial interface pin assignments A 2 service considerations 5 6 setting supervisor password 3 3 3 4 timeouts 3 2 setup initial 3 1 MS Windows 1 1 software 1 2 software Computer Setup Utilities 2 1 FailSafe Boot Block ROM 3 1 integration 3 1 Power Management 3 2 recovery 3 1 required 5 6 setup 1 2 spare part number tamper resistant wrench 5 6 speaker removal and repl...

Page 120: ...Index 4 415606 001 Service Reference Guide dx2200 MT Index ...

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