HP OmniBook 2000, 5500, and 5700 PC Service Manual, 5965-0262 (EN)

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Notice In a continuing effort to improve the quality of our products, technical and environmental information in this document is subject to change without notice. Hewlett-Packard makes no warranty of any kind with regard to this material, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose. Hewlett- Packard shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing, performance, or use of this material. Hewlett-Packard assumes no responsibility for the use or reliability of its software on equipment that is not furnished by Hewlett-Packard.

As an ENERGY STAR partner, HP has determined that these products meet the ENERGY STAR guidelines for energy efficiency. All Certifications may not be completed at product introduction. Please check with your HP reseller for certification status. This equipment is subject to FCC rules. It will comply with the appropriate FCC rules before final delivery to the buyer. ENERGY STAR is a service mark of the U.S. Environmental Protection Agency. IBM and OS/2 are registered trademarks and TrackPoint is a trademark of International Business Machines Corporation. Pentium and the Intel Inside logo are registered trademarks and MMX is a trademark of Intel Corporation.

Photo CD is a registered trademark of Kodak Corporation. Microsoft, MS-DOS, and Windows are registered trademarks, and the Genuine Microsoft Products logo is a trademark of Microsoft Corporation in the United States of America and in other countries. Sound Blaster is a trademark of Creative Technology Ltd.  Hewlett-Packard Company 1997. All Rights Reserved. Reproduction, adaptation, or translation without prior written permission is prohibited except as allowed under copyright laws. Printed in U.S.A. 5965-0262

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Table of Contents List of Figures.............................................................................................................................iv List of Tables...............................................................................................................................v Introduction ................................................................................................................................vi Product Overview........................................................................................................................9 What’s New ...........................................................................................................................10 Product Features ...................................................................................................................11 Product at a Glance ...............................................................................................................14 Product Comparisons.............................................................................................................19 Troubleshooting.........................................................................................................................25 Power-On Self-Test ...............................................................................................................26 Beep Codes........................................................................................................................26 Display Codes ....................................................................................................................27 OmniBook Diagnostics...........................................................................................................29 Running diagnostics ...........................................................................................................29 User Interface.....................................................................................................................30 Special test hardware requirements....................................................................................31 Loop Back Connectors........................................................................................................32 Details on Individual Diagnostic Tests ................................................................................33 Test All ...........................................................................................................................33 Display - (DISP.COM).....................................................................................................33 CPU - (CPU.EXE)...........................................................................................................34 RAM - (RAM.COM).........................................................................................................34 ROM - (ROM.EXE) .........................................................................................................34 PCMCIA - (PCMCIA.COM) .............................................................................................35 Internal IR - (FIRTEST.EXE)...........................................................................................35 Full 2 Unit IR Test - (FIRTEST.EXE)...............................................................................36 RS-232 Port - (RS232.COM)...........................................................................................37 Printer Port - (LPT.COM) ................................................................................................38 Hard Disk - (HDC.EXE)...................................................................................................38 Floppy Disk - (FDC.EXE) ................................................................................................39 Battery - (BATTERY.EXE) ..............................................................................................39 Audio - (AUDIO.EXE)......................................................................................................39 Microphone - (MIKE.EXE)...............................................................................................40 Joystick - (JOYSTICK.EXE) ............................................................................................40 Icon LCD - (ICON.EXE) ..................................................................................................41 Keyboard - (KEYBD.EXE)...............................................................................................41 Pointing Device - (MOUSE.EXE) ....................................................................................42 CD-ROM - (CDROM.EXE) ..............................................................................................42 SCSI - (SCSI.EXE) .........................................................................................................43 Fan - (FAN.EXE).............................................................................................................43 Desktop Management Interface (DMI)....................................................................................45 Description of DMI..............................................................................................................45 Contents of the DMI Package.............................................................................................45 System Configuration Utility...................................................................................................48 Main Configuration Screen .................................................................................................48 System Menu .....................................................................................................................49 Passwords Menu ................................................................................................................50 Disks Menu.........................................................................................................................51 Input/Output Menu..............................................................................................................52 Power Menu .......................................................................................................................54 Exit Menu...........................................................................................................................56 Troubleshooting Tips..............................................................................................................57 Hardware Repair .......................................................................................................................63 ii

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Battery (End User Replaceable).............................................................................................64 Memory (End User Replaceable) ...........................................................................................65 Hard Disk Drive (End User Replaceable) ..............................................................................67 Floppy Disk Drive (End User Replaceable) ............................................................................69 Small Parts (End User Replaceable)......................................................................................70 Expansion Door - F1125-60920 ..........................................................................................70 Display Contrast/Brightness Slider Button - F1371-60917...................................................70 Door, Flash BIOS - F1371-60901 .......................................................................................70 Hard Drive Security Cover - F1320-40001..........................................................................70 I/O Door - F1350-60910 (OB2000 & OB5700), F1320-60928 (OB5500 only) ......................70 Memory Cover - F1320-60927............................................................................................70 PCMCIA Button Assembly - F1320-60949 ..........................................................................70 Plastic Feet - F1320-60929.................................................................................................70 Printer Port Door - F1125-60918.........................................................................................70 Rubber Feet - F1320-60957................................................................................................70 Trackpoint  Cap - F1320-60971.........................................................................................70 Display (HP Authorized Service Providers Only)....................................................................71 Display Labels....................................................................................................................74 Keyboard (HP Authorized Service Providers Only) ................................................................76 Icon Board (PCA PB-ICON) (HP Authorized Service Providers Only) ....................................79 CPU Module (HP Authorized Service Providers Only)............................................................82 Logic PCA Board (PCA PB-586/IO Bracket) (HP Authorized Service Providers Only)............85 Programmable Flash BIOS IC (HP Authorized Service Providers Only).................................89 Video Memory (OB2000 & OB5700 Only) (HP Authorized Service Providers Only) ...............91 Other Components and Accessories (HP Authorized Service Providers Only)........................93 Appendix A - Technical Specifications.......................................................................................95 Mass Storage Specifications..................................................................................................95 Hard Disk Drive..................................................................................................................95 Floppy Disk Drive...............................................................................................................96 CD-ROM Drive...................................................................................................................96 System Resources.................................................................................................................97 System Interrupts ...............................................................................................................97 System Memory .................................................................................................................98 System Input/Output Addresses..........................................................................................98 DMA Channels ...................................................................................................................99 Appendix B - Hewlett-Packard Password Removal Policy........................................................100 Appendix C - Hewlett-Packard TFT Display Quality Statement................................................102 Appendix D - Assembly Sub-Component Breakout..................................................................103 Appendix E - Part Numbers.....................................................................................................111 iii

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