HP Deskpro /M Desktop PC 486/33M Deskpro Personal Computers Service Reference
HP Deskpro /M Desktop PC 486/33M Manual
View all HP Deskpro /M Desktop PC 486/33M manuals
Add to My Manuals
Save this manual to your list of manuals |
HP Deskpro /M Desktop PC 486/33M manual content summary:
- HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 1
Deskpro Service Reference Guide - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 2
152611-001 123385-001 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 3
Deskpro Service Reference Guide - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 4
in this guide is furnished under a license agreement or nondisclosure agreement. The software may be used or copied only in accordance with the terms of the agreement. Deskpro Service Reference Guide First Edition (July 1999) Part Number 123385-001 Spare Part Number 152611-001 Compaq Computer - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 5
CONTENTS preface About This Guide Symbols and Conventions ...vii Technician Notes ...vii Additional Documentation ...viii chapter 1 Device Drivers 1-2 1.2.3 Creating an Emergency Repair Diskette 1-2 1.2.4 Using the Emergency Repair Diskette 1-2 1.3 Registering the Computer 1-3 1.4 Compaq - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 6
Power Button 3-13 3.4.6 Power Management 3-13 3.4.7 Enhanced Support Software CD and World Wide Web Site 3-14 3.4.8 Compaq Integrated Software 3-14 3.5 Building Blocks and Partners 3-15 3.5.1 Desktop Management Interface (DMI 3-15 3.5.2 Compaq Insight Manager and the Insight Management Agents - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 7
appendix F Troubleshooting Without Diagnostics F-1 appendix G System Board and Riser Board Reference Designators G-1 appendix H Model Number Naming ...H-1 Index ...I-1 Contents v - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 8
preface ABOUT THIS GUIDE This Deskpro Service Reference Guide is a troubleshooting and repair guide that can be used for reference when servicing the Compaq Deskpro Personal Computers. Only authorized technicians trained by Compaq should attempt to repair this equipment. Compaq Computer Corporation - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 9
The following documentation is available to support these products: TUser Documentation TTechnical Training Guides TCompaq Service Advisories and Bulletins TCompaq QuickFind TTechnical Reference Guide TCompaq Service Quick Reference Guide TCompaq Maintenance & Service Guide viii About This - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 10
language for the operating system. Read and follow the instructions that appear on the screen to complete the installation. local area network. It can also be used to install additional drivers or files with Windows NT. ✎ This capability does not imply . Deskpro Service Reference Guide 1-1 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 11
drivers for the devices. The I386 directory and its subdirectories provide the Compaq-specific integration of Windows NT for the computer model and include device drivers supported is equipped with the LS-120 drive, follow the instructions below: 1. Restart the computer using the Microsoft Windows - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 12
Compaq Desktop, Portable, and Workstation Products (refer to Section 3.4.7, "Enhanced Support Software CD and World Wide Web Site," for ordering information) Compaq Web Site at www.compaq.com Compaq Deskpro Supplement CD, which is supplied with many desktop models Deskpro Service Reference Guide - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 13
computer system when contacting Compaq Customer Support. These tools can also manually switch to Descriptive mode during POST, press any key (except F10 or F12). Establish Ownership Tag, the text of which is displayed each time the system is turned on or restarted. Deskpro Service Reference Guide - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 14
2.1.1 Enter the Asset Tag or property identification number assigned by your company to this computer. Enable power-on password prompting during system restarts (warm boots) as well as during power-on. Establish a setup password that controls access to Computer Setup and the settings - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 15
changes to Removable Media, the computer will restart. Turn the computer off, then on, manually. Lists information regarding IDE devices connected to the system. ATAPI devices (CD-ROM, DVD- 3.2, "Asset Tracking and Security" for more information. continued Deskpro Service Reference Guide 2-3 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 16
and USB ports and audio security. Enables/disables Network Service Boot. (Feature supported on select models only.) Allows you to set Asset advanced, disabled, or minimal. Allows you to enable/disable timeouts or manually select timeout values. Note: This selection will appear only when energy saver - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 17
-Eaze Keyboard support. PCI VGA Configuration Allows users to specify which VGA controller will be the "boot" or primary VGA controller. Appears only if there are multiple PCI video adapters in the system. *These options should be used by advanced users only. Deskpro Service Reference Guide 2-5 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 18
Click Start Æ Compaq Information Center Æ Create Diagnostics Disk. Insert a diskette into the diskette drive and follow the instructions on the screen. Compaq Customer Support Center. Assist your Compaq authorized dealer, reseller, or service provider in analyzing the system by allowing the service - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 19
slightly from those available in Compaq Diagnostics for Windows. Using Diagnostics Diskette," for instructions. 1. Cold boot utility will detect all devices manufactured by Compaq; devices from other manufacturers may not a log of errors. Follow the instructions on the screen as the diagnostic tests - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 20
display more detailed information in a selected category, click More in the Information Level box. ✎ Categories or items of information displayed by Compaq Insight Personal Edition are similar to but may vary slightly from the information presented in View System Information (INSPECT). 4. Review and - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 21
. ✎ Before calling Compaq to place your order, be sure to have the serial number of your computer available. This number is necessary for all diskette purchases. For a list of Compaq support telephone numbers, consult the Contacting Compaq Customer Support guide. Deskpro Service Reference Guide 2-9 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 22
or corruption. The Compaq Restore CD is specific to each desktop model and accompanies many desktop models along with the Compaq factory, is flashed onto the ROM, and is then printed on the shipping label. Users and service providers may turn off the UUID number by following these instructions - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 23
the desktop and portable PC, Intelligent Manageability delivers significant financial and intangible returns when used to manage distributed PC to use the previous generation of Compaq Computer Setup and Diagnostics utilities. Formatting a hard drive. Deskpro Service Reference Guide 3-1 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 24
Installing an operating system. Installing application software or drivers. To initiate Remote System Installation, press F12 when the F12=Network Service Boot message appears in the lower-right corner of the Compaq logo screen. Follow the instructions on the screen to continue the process. 3.2 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 25
is a device for manually disabling the Smart Cover Lock, is available from Compaq. You'll need the supports security password features, which can be established through the Compaq instructions on the screen. 4. Before exiting, click File Æ Save Changes and Exit. Deskpro Service Reference Guide 3-3 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 26
displayed, you must turn the computer off, then on again, to access the utility. 3. Select Security, then Power-On Password and follow the instructions on the screen. 4. Before exiting, click File Æ Save Changes and Exit. Entering a Power-On Password To enter a power-on password the following steps - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 27
Passwords If you forget your password you cannot access the computer. Refer to the "Connectors, Jumpers, and Switches" chapter in the product-specific MSG for instructions on clearing passwords. Deskpro Service Reference Guide 3-5 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 28
access the utility. 3. Select Security, then Smart Cover and follow the instructions on the screen. 4. Before exiting, click File Æ Save Changes and Cover Lock is a software-controllable cover lock featured on some desktop computers. This lock prevents unauthorized access to the internal components - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 29
Startup failure PC component failure (e.g., processor or power supply) Forgotten password CAUTION: The Smart Cover FailSafe Key is a specialized tool available from Compaq. Be prepared; ECC cache memory are available on select Compaq personal computers. Deskpro Service Reference Guide 3-7 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 30
DPS) is a diagnostic tool built into the hard drives installed in select Compaq Deskpro computers. DPS is designed to help diagnose problems that might result in unwarranted hard drive replacement. When Compaq Deskpro Computers are built, each installed hard drive is tested using DPS and a permanent - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 31
ROM Flash, refer to the online Remote Management Administrators Guide. The Remote Management Administrators Guide is included with the Remote Management Administration Tools, and is available on the Support Software CD or at the Compaq Web Site at www.compaq.com. Deskpro Service Reference Guide 3-9 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 32
system ROM with a valid image. Because there is no video or hard drive support from the Boot Block ROM, the keyboard lights communicate information. When the Boot Block detects an invalid system ROM, the system sounds a series of beeps (one long and three short) and flashes the three keyboard lights - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 33
on. OFF OFF ON ROM upgrade failed. Try another ROMPaq diskette. If the light remains turned on, contact Compaq customer support. ON ON ON ROM upgrade successfully completed. Turn power off and back on to resume normal system operation. Keyboard Lights Deskpro Service Reference Guide 3-11 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 34
or modify security features on remote Compaq desktops, directly from the centralized network management Guide. The Remote Management Administrators Guide is included with the Remote Management Administration Tools, and is available on the Support Software CD or at the Compaq Web site at www.compaq - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 35
Æ Save to Floppy. Follow the instructions on the screen. 3. To replicate the configuration, click File Æ Restore from Floppy, and follow the instructions on the screen. Dual-State Power Properties, right-click on the Windows Desktop, then choose Properties. Deskpro Service Reference Guide 3-13 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 36
: You can order the Support Software CD. This compact disc contains the latest device drivers, utilities, and flashable ROM images needed to run MS-DOS, Microsoft Windows 3.1, Windows 95, Windows 98, Windows NT Workstation, and IBM OS/2 on your Compaq commercial desktop product. You can download - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 37
close partnerships with these vendors to ensure that the Deskpro is a well-managed PC client in their environments. Compaq's PC Lifecycle Solutions offer a comprehensive suite of tools and service which can help in more easily managing PC clients throughout their lifecycle in the areas of planning - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 38
many computer connectors. Some of these connectors may not be used on the computer being serviced. Enhanced Keyboard Connector and Icon 65 4 KEY 3 21 Pin Signal 1 Data 2 3 (+) Receive Data 4 Unused 5 Unused 6 (-) Receive Data 7 Unused 8 Unused Deskpro Service Reference Guide A-1 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 39
Ethernet AUI Connector and Icon 87 65 43 21 15 14 13 12 11 10 9 Parallel Interface Connector and Icon 13 12 11 10 9 8 7 6 5 4 3 2 1 25 24 23 22 21 20 19 18 17 16 15 14 Pin Signal 1 Ground 2 Negative AUI Differential Collision 3 Positive AUI Differential Collision 4 Negative AUI - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 40
Ground Pin 1 (Tip) 2 (Ring) 3 (Shield) Signal Audio_Left Audio_Right Ground Pin 1 (Tip) 2 (Ring) 3 (Shield) Signal Audio_In_Left Audio_In_Right Ground Pin 1 (Tip) 2 (Ring) 3 (Shield) Signal Audio_Out_Left Audio_Out_Right Ground Deskpro Service Reference Guide A-3 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 41
External Infrared Transceiver Connector and Icon 8 76 5 4 3 21 Pin Signal 1 Transmit 2 Receive 3 Ground 4 5V 5 Mode 6 Not Used 7 Not Used 8 Not used Monitor Connector 54321 10 9 8 7 6 15 14 13 12 11 Pin Signal 1 Red Analog 2 Green Analog 3 Blue Analog 4 Not - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 42
GROUND 31 INTRQ 32 IOCS16 33 DA1 34 PDIAG (80-pin cable detect) 35 DA0 36 DA2 37 CS1FX 38 CS3FX 39 DASP 40 GROUND Deskpro Service Reference Guide A-5 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 43
Slimline CD-ROM Adapter Pin Signal 1 RESDRV_ 2 GROUND 3 DO7 4 D08 5 D06 6 D09 7 D05 8 D10 9 D04 10 D11 11 D03 12 D12 13 D02 14 D13 15 D01 16 D14 17 D00 Pin Signal 18 D15 19 GROUND 20 (KEY) Pin Signal 35 A0 36 A2 37 CS1FX Pin Signal 52 FP05 53 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 44
Vddq 59 AD_STBO# AD_STBO 60 AD6 61 Ground 62 AD4 AD7 Ground AD5 63 AD2 AD3 64 Vddq Vddq 65 AD0 AD1 66 VREFGC VREFCG Deskpro Service Reference Guide A-7 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 45
Ultra SCSI Connector and Icon Pin 1-11 12 13 14 15-25 26 27 28 29 30 Signal Ground Reserved Open Reserved Ground DB0 DB1 DB2 DB3 DB5 Pin Signal 31 DB5 32 DB6 33 DB7 34 DBP 35 Ground 36 Ground 37 Reserved 38 TERMPWR 39 Reserved 40 Ground Pin Signal 41 ATN # 42 Ground 43 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 46
V 10 Fan OFF 11 ON/STBY 12 +5 V Aux Pin Signal 13 Fan 14 +12 V 20-Pin Power Connector - Deskpro EP 1 19 2 20 Pin Signal 1 +3.3 V 2 +3.3 V 3 RTN 4 +5 V 5 RTN Pin Signal 6 Pin Signal 16 RTN/RS 17 RTN 18 -5 V 19 5 V 20 5 V Deskpro Service Reference Guide A-9 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 47
24-Pin Power Connector 1 23 2 Pin Signal 1 +3.3 V 2 +3.3 V 3 RTN 4 +5 V 5 RTN 6 +5 V 24 Pin Signal 7 aux RTN 8 Fan OFF 9 +5 V aux 10 +12 V 11 3.3 Vaux 12 Fan CMD Pin Signal 13 +3.3V 14 -12 V 15 RTN 16 ON/STBY 17 RTN 18 RTN / (R/S) Pin Signal 19 RTN 20 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 48
For more information on power cord set requirements, contact your authorized Compaq dealer, reseller, or service provider. General Requirements The requirements listed below are applicable to all mating with appliance inlet on the Switch Box. Compaq Deskpro EN Series of Personal Computers B-1 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 49
Country-Specific Requirements Additional requirements specific to a country are shown in parentheses and explained below. Country Australia (1) Austria (1) Belgium (1) Canada (2) Denmark (1) Finland (1) France (1) Germany (1) Accrediting Agency EANSW OVE CEBC CSA DEMKO SETI UTE VDE Country Italy - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 50
. SMART The SMART IDE hard drives for the Compaq Deskpro Personal Computers have built-in drive failure prediction that ROM and Computer Setup automatically build a soft-drive type to provide support for IDE hard drives that are not in the hard drive parameter Deskpro Service Reference Guide C-1 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 51
Run Computer Setup (F10 Setup). Reset the date and time under Control Panel. If the problem persists, replace the RTC battery. 163-Time & Date Not Set 2S * L = the problem persists, replace the RTC battery. Check for proper placement of the CMOS jumper. continued Deskpro Service Reference Guide D-1 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 52
board. Replace memory modules with matched sets. 1. Verify proper memory module type. 2. Try another memory socket. 3. Replace memory module if problem persists. 213-Incompatible DIMM 2S Module in DIMM Socket(s) X,X, X * L = Long, S = Short A DIMM module in DIMM 1. Verify proper memory module - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 53
, 2S Graphics display controller. 1. Reseat the graphics card (if applicable). 2. Clear CMOS. 3. Verify the monitor is attached and turned on. 4. Replace the graphics controller. continued Deskpro Service Reference Guide D-3 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 54
POST Error Messages Continued Screen Message Beeps* 601-Diskette Controller Error None Probable Cause Diskette controller circuitry or floppy drive circuitry incorrect. Recommended Action 1. Run Computer Setup (F10 Setup). 2. Check and/or replace cables. 3. Clear CMOS. 4. Replace diskette - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 55
Conflict Detected * L = Long, S = Short Device IRQ address conflicts Reset the IRQ. with another device. Device IRQ address conflicts Reset the IRQ. with another device. continued Deskpro Service Reference Guide D-5 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 56
POST Error Messages Continued Screen Message Beeps* 1720-SMART Hard Drive Detects Imminent Failure None Probable Cause Hard drive is about to fail. (Some hard drives have a firmware patch that will fix an erroneous error message.) Recommended Action 1. Determine if hard drive is giving correct - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 57
. 4. Run hard drive diagnostics. 5. Disconnect additional drives. 6. Confirm drive is supported on this computer (Large drive ROM support.) 7. Run the Drive Protection System test if available. 8. Replace the hard drive. 9. Replace the system board. continued Deskpro Service Reference Guide D-7 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 58
Clear CMOS. 3. Check cable seating /jumper settings. 4. Run hard drive diagnostics. 5. Disconnect additional drives. 6. Confirm drive is supported on this computer (Large drive ROM support). 7. Run the Drive Protection System test if available. 8. Replace the hard drive. 9. Replace the system board - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 59
the processor. 4. Replace the system board. 1801 None Processor not supported by Upgrade Bios to proper version. ROM Bios. Audible 1L, module. 2. Remove and reseat memory module. 3. See "Memory Problems" in Appendix F. Reflash the ROM using a ROMPaq diskette. Deskpro Service Reference Guide D-9 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 60
damage to system board. 5. Replace system board. 6. Replace power supply. System memory error. 1. Check memory module. 2. Remove and reseat memory module. 3. See the "Solving Memory Problems" section of this guide. Processor unseated. Reseat processor in system board. D-10 POST Error Messages - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 61
shutdown CPU not installed/fetching code ROM error Power supply overloaded Riser board not seated Memory error No video System board failure, prior to video Deskpro Service Reference Guide E-1 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 62
drivers been installed for each application? Remove all diskettes from the diskette drives before you turn on the system. Are all switches set correctly? Is the NIC Remote Wakeup cable (featured on some models) connected between the NIC and the riser/system board? Deskpro Service Reference - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 63
date and time under Control Panel. If the problem persists, the real-time clock (RTC) battery appears to pause periodically. Network driver is loaded and no network connection a device for manually disabling the Smart Cover Lock, is available from Compaq. You'll Troubleshooting Without Diagnostics - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 64
been installed, follow the computer reconfiguration directions in the "Hardware Installation Problems" section. If a diskette drive other than a 3.5-inch, 1.44-MB drive has been installed, ensure that the drive type is identified correctly under Computer Setup. Deskpro Service Reference Guide F-3 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 65
Display Problem Screen is blank Possible Solution If the graphics controller was upgraded, the correct display drivers may not be loaded. Install the correct display drivers on the diskette included in the upgrade kit. The any key or type password. continued F-4 Troubleshooting Without Diagnostics - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 66
drivers for the application are not installed. Install the correct printer driver for the application. 2. The cables may not be connected properly. Reconnect all cables. The printer may be out of paper. Check the paper tray and refill it if empty. Select online. Deskpro Service Reference Guide - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 67
within Computer Setup. If it is listed, the probable cause is a driver problem. If it is not listed, the probable cause is a hardware problem. 3. Check drive jumper settings. If the drive is a secondary drive Ultra ATA hard drive using an 80-conductor cable. F-6 Troubleshooting Without Diagnostics - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 68
Add New Hardware icon in the Control Panel and follow the instructions that appear on the screen. To reconfigure the computer in Windows new hardware, use the utility provided with the hardware. Problem A new device is not automatically recognized as part of Deskpro Service Reference Guide F-7 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 69
Problem Cannot read compact disc. System will not boot from CD-ROM or DVD drive. Cannot eject compact disc (tray-load unit). Cannot eject compact disc (slot-load unit). CD-ROM or DVD device is not detected; driver the documentation that came with the device. F-8 Troubleshooting Without Diagnostics - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 70
Memory Problem System won't boot or does not function properly after installing additional memory modules Possible Solution Memory module is 2. There is not enough memory for the application. Check the memory requirements for the application or add more memory. Deskpro Service Reference Guide F-9 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 71
network control application to enable Remote Wakeup. Network driver does not detect network controller. Network controller is disabled cable is securely attached to the correct device. 2. There is a problem with the cable or a device at the other end of the cable Troubleshooting Without Diagnostics - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 72
to the network server when attempting Remote System Installation. The network controller is not configured properly. Run Computer Setup and modify the Embedded NIC Settings. Deskpro Service Reference Guide F-11 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 73
the settings of the peripheral cards, you can isolate the source of the problem by temporarily removing all cards and other essential cards such as the disk Compaq Insight Personal Edition. For more detailed information, refer to the online Intelligent Manageability Guide. F-12 Troubleshooting - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 74
) Mouse connector Double-stacked mouse/keyboard connector Top Mouse Bottom Keyboard Video connector Single USB connector Double-stacked USB Microphone jack Line-in jack continued Deskpro Service Reference Guide G-1 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 75
Reference Designators Continued Designator Component J74 Line-out jack J75 Headphone jack J76 Volume control J77 Double-stacked headphone/microphone connector Top Microphone Bottom Headphone J78 Double-stacked line-in/line-out connector Top Line in Bottom Line out P1 P/S connector P2 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 76
number information. END/P333/10a/5/128c/n Platform/Family EN EP Form Factor S - Small Form Factor D - Desktop M - Minitower blank - Convertible Processor Speed, MHz Operating System 4 - Win NT 4.0 5 - Win 95 RAM 64 128 Removable Storage blank - none c - CD-ROM Deskpro Service Reference Guide H-1 - HP Deskpro /M Desktop PC 486/33M | Deskpro Personal Computers Service Reference - Page 77
Setup replicating, 3-13 Computer Setup Utilities using, 2-2 D device drivers install or upgrade, 1-2 diagnostic tests, 2-9 diagnostics diskette, 2-6 E emergency repair diskette, 1-2 Enhanced Compaq Insight Personal Edition, 2-8 Enhanced Support Software CD, 3-14 error checking and correcting (ECC
Deskpro Service
Reference Guide