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HP OmniBook 4100, Service Manual

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HP OmniBook 4100 Service Manual Download Page 16

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Product Information

HP OmniBook 4100

Preinstalled Software

Microsoft Windows 95 or Windows NT 4.0.
Windows 95-compatible Plug-and-Play.
Windows NT 4.0 APM and PC Card Plug-and-Play.
Advanced Power Management (APM 1.2).
DMI 2.0 with HP TopTools 2.6.
McAfee Virus Scan 3.1.5.
Online documentation.
OmniBook Recovery CD-ROM included.
Centralized worldwide BIOS and driver update service.

Security Features

User and administrator passwords.
System, hard drive, and docking passwords.
PC identification displayed at boot.
DMI-accessible electronic serial number.
Kensington Microsaver lock slot.

Environmental Limits

Operating temperature: 5 to 35 °C (41 to 95 °F).
Operating humidity: 20 to 90 percent RH (5 to 35 °C).
Storage temperature: –20 to 50 °C (–4 to 122 °F).

Major ICs

CPU: Intel Mobile Pentium or Pentium II.
South Bridge: PIIX4E.
Video: NeoMagic MagicGraph NM2160.
Audio: Crystal CS4237B.
CardBus: TI PCI1250A.
Keyboard controller: National PC87570.
Super I/O: SMC 769.

Summary of Contents for OmniBook 4100

Page 1: ... HP OmniBook 4100 Service Manual ...

Page 2: ...bited without prior written permission of Hewlett Packard Company except as allowed under the copyright laws The programs that control this product are copyrighted and all rights are reserved Reproduction adaptation or translation of those programs without prior written permission of Hewlett Packard Co is also prohibited Portions of the programs that control this product may also be copyrighted by...

Page 3: ...s Only 2 10 Removing the LCD Module HP Authorized Service Providers Only 2 11 Removing the Top Case HP Authorized Service Providers Only 2 14 Removing the Motherboard or Bottom Case HP Authorized Service Providers Only 2 16 Removing the BIOS IC HP Authorized Service Providers Only 2 19 Removing Other Components HP Authorized Service Providers Only 2 21 3 Troubleshooting and Diagnostics 3 1 Trouble...

Page 4: ...igure 4 1 Exploded View 4 2 Figure 4 2 Display Components 4 5 Figure 4 3 Motherboard Components 4 6 Tables Table 1 1 OmniBook 4100 Models 1 1 Table 1 2 Product Comparisons 1 3 Table 1 3 Activating Power Modes 1 4 Table 1 4 Main Status Lights LED Strip Cable 1 5 Table 1 5 Keyboard Status Lights VGA PCA 1 5 Table 1 6 Fn Hot Keys 1 6 Table 1 7 System Interrupts 1 7 Table 1 8 System Memory 1 7 Table 1...

Page 5: ...POST Terminal Error Beep Codes 3 17 Table 3 5 POST Messages 3 18 Table 3 6 BIOS Setup Menus and Parameters 3 23 Table 4 1 OmniBook Replaceable Parts 4 3 Table 4 2 Assembly Component Breakdown 4 7 Table 4 3 Accessory Replaceable Parts 4 7 Table 4 4 Part Number Reference 4 8 Table 5 1 OmniBook 4100 LCD Guidelines TFT 5 3 ...

Page 6: ...eb http www hp com go omnibook http www2 hp com go omnibook European mirror No usage restriction HP US Reseller Web http partner americas hp com Restricted to Authorized Resellers only HP Asia Pacific Channel Support Centre for DPSP Partners http www hp com au Restricted to DPSP Partners only America Online Keyword HP Call 800 827 6364 for membership within the US CompuServe GO HP Call 800 524 338...

Page 7: ...oduct CPU Display Hard Drive Floppy Drive CD ROM Drive Standard RAM F1462N F1462W Pentium II 233 MHz 13 3 inch XGA TFT 4 0 GB F1467A 1 44 MB F1472A CD ROM F1474A 32 MB F1463N F1463W Pentium 266 MHz 14 1 inch XGA TFT F1464N F1464W Pentium II 266 MHz 6 4 GB F1475A F1479N F1479W F1479WT 4 0 GB F1467A For the products listed N suffix means Windows NT 4 0 Workstation installed W or WT suffix means Wind...

Page 8: ...nal exploded view see page 4 2 Figure 1 1 OmniBook Front View Figure 1 2 OmniBook Side View Audio jacks Keyboard status lights Microphone Power button Pointing stick Touch pad Speaker Click buttons above and below the touch pad Module latch PC Card slots PC Card eject buttons Speaker Latch Main status lights PS 2 port USB port System off button Speaker Module latch Plug in module bay Battery AC ad...

Page 9: ...al video RAM Up to 16M colors XGA Zoomed Video enabled PCI local bus video 128 bit graphics controller with 2 MB internal video RAM Up to 64K colors XGA Zoomed Video enabled PCI local bus video 128 bit graphics controller with 2 MB internal video RAM Up to 64K colors XGA 16M colors SVGA Zoomed Video enabled PCI local bus video 128 bit graphics controller with 2 MB internal video RAM Up to 64K colo...

Page 10: ... work session continues at turn on any key or pointer action Press Fn S or allow time out Press any key or move a pointing device to display the current session Instant On Suspend Low power stopped state Lower power state than Standby Everything is off or in a low power state Network devices are off Your previous work session resumes at turn on For plug and play operating systems network connectio...

Page 11: ...ng the hard disk drive no other drive Charging Steady green light AC adapter is connected battery is full Blinking green light AC adapter is connected battery is charging No light AC adapter is not connected The keyboard status lights located above the keyboard indicate the states of the keyboard locks These lights are on the VGA PCA Table 1 5 Keyboard Status Lights VGA PCA Meaning Caps Lock Caps ...

Page 12: ... control is active Fn F12 Enters Hibernate mode Fn R Enters Suspend mode Fn S Enters Standby mode Fn ScrLk Toggles Scroll Lock on and off Fn UP ARROW Fn DOWN ARROW Increases and decreases the sound volume Resetting the OmniBook 1 Use a pen or a straightened paper clip to push the system off button on the left side of the OmniBook The switch is on the motherboard or Press and hold the blue power bu...

Page 13: ...le 1 7 System Interrupts 0 System timer 1 Keyboard 2 Cascade IRQ 9 3 Free or COM2 infrared port if enabled 4 COM1 serial port 5 Crystal sound 6 Floppy drive 7 LPT1 ECP parallel port 8 Real time clock 9 Free 10 USB and CardBus assigned by Windows driver 11 Free 12 Pointing device 13 Numeric data processor 14 Internal hard disk primary IDE controller 15 Internal CD ROM drive secondary IDE controller...

Page 14: ...l sound 376 Internal CD ROM drive secondary IDE controller 378 37F LPT1 printer port 388 38B Sound 3B0 3BB VGA adapter 3C0 3DF VGA adapter 3E0 3E1 PCMCIA controller 3F0 3F5 Floppy controller 3F6 Internal hard disk primary IDE controller 3F7 Floppy controller 3F8 3FF COM1 serial port Table 1 10 DMA Channels 0 Sound record 1 Sound playback 2 Floppy drive 3 LPT1 ECP parallel port 4 Cascade 5 Free 6 F...

Page 15: ...warning Suspend resume capability 60 watt ac adapter 100 to 240 Vac 50 to 60 Hz input 19 Vdc 3 16 A output Mass Storage 6 4 GB or 4 0 GB removable hard drive Standard 1 44 MB floppy drive module Standard 24X CD ROM drive module Optional LS 120 SuperDisk module RAM 32 MB SDRAM on board One slot for RAM expansion up to 96 MB 160 MB maximum with future memory technologies Audio System 16 bit Sound Bl...

Page 16: ...pdate service Security Features User and administrator passwords System hard drive and docking passwords PC identification displayed at boot DMI accessible electronic serial number Kensington Microsaver lock slot Environmental Limits Operating temperature 5 to 35 C 41 to 95 F Operating humidity 20 to 90 percent RH 5 to 35 C Storage temperature 20 to 50 C 4 to 122 F Major ICs CPU Intel Mobile Penti...

Page 17: ...A TMC3X575 TMC3C589 XIRCM56T 8120 6313 8120 6314 8120 6315 8120 6312 8120 6316 8120 6317 8120 8373 Docking system and monitor stand tall Mini dock Port replicator Monitor stand short 32 MB RAM expansion card 7100 4100 only 64 MB RAM expansion card 7100 4100 only 60 watt ac adapter 75 watt auto airline power adapter PS 2 Y adapter 10 100 Mbps Ethernet PC Card 10 Mbps Ethernet PC Card 56 Kbps modem ...

Page 18: ...gram see the table on page 1 13 it lists the roles the replaceable modules play in each of the functional subsystems PCMCIA Cards CPU Module Audio Jack PCA DC DC PCA Main Battery Keyboard pointing stick RAM Board LVDS PCA VGA PCA LEDs LCD Module Touch pad Support Assembly Motherboard PCA BIOS IC Hard Disk Drive Fan Speaker Speaker Plug In Module or Battery IR PCA Inverter PCA microphone LED Strip ...

Page 19: ... RAM Hard disk Motherboard Hard disk drive Hard disk controller Hard disk mechanism Floppy drive Motherboard Floppy disk module Floppy disk controller Floppy disk mechanism Keyboard Motherboard BIOS IC Keyboard Keyboard controller Keyboard BIOS Key switches Pointer Motherboard Keyboard Touch pad support Keyboard controller pointing stick controller PS 2 output Pointing stick sensor Touch pad senso...

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Page 21: ... 2 23 Hard disk drive page 2 5 Heatsink parts table on page 2 23 Hinge table on page 2 21 Hinge cover table on page 2 21 Inverter PCA table on page 2 21 I O door table on page 2 7 IR PCA table on page 2 23 Keyboard page 2 8 LCD brackets table on page 2 21 LCD flex cable table on page 2 21 LCD module page 2 11 LCD shield table on page 2 21 LED strip cable table on page 2 21 LVDS PCA table on page 2...

Page 22: ...of screws before you install them Installing a wrong size screw can damage the unit The symbol at the left represents an M2 5 5mm T head screw Table 2 2 Required Equipment Small Phillips screwdriver preferably magnetized 5 mm hex driver Pointed knife or probe Small flat blade screwdriver IC insertion removal tool Table 2 3 Recommended Screw Torques Screw Thread Size Torque kgf cm Torque in lbf M2 ...

Page 23: ...le latch slider on the corner next to the module then swing back the latch to loosen the module 3 Pull out the module 4 Slide the latch back into the case Figure 2 1 Removing the Battery or Plug In Module Reassembly Notes Important You must slide the latch forward before you can insert a module You can install a battery in either bay But any other type of module must be installed in only the left ...

Page 24: ...trostatic discharge Required Equipment Small Phillips screwdriver Removal Procedure 1 Unplug the ac adapter if present and remove the battery 2 Turn the unit bottom side up then remove the two screws from the RAM BIOS cover and remove the cover 3 Release the two latches at the sides of the RAM board so the free edge of the board pops up 4 Pull the board out of the connector Figure 2 2 Removing a R...

Page 25: ...e battery 2 Turn the unit bottom side up 3 Remove the hard drive screw from the bottom case 4 Pull out the hard drive by its plastic tab Figure 2 3 Removing the Hard Disk Drive 5 If you are installing a new hard drive that does not have a cover you can remove the cover parts from the old hard drive Remove the screw from the case then pry open the flap If necessary use a flat blade screwdriver Use ...

Page 26: ...stalling a new hard drive you should create a Hibernate partition on the drive before loading any software see the steps below Creating a Hibernate Partition 1 If you do not have an OmniBook Recovery CD and internal CD ROM module for the computer you are repairing create a Support Utility floppy disk now After inserting a formatted floppy disk in the floppy drive do one of the following On a facto...

Page 27: ... To replace see the picture on page 2 19 Feet Insert a small flat blade screwdriver under the foot and pry it loose To replace firmly press the adhesive side of the foot into the recess I O Door With the door closed insert a small flat blade screwdriver behind the door from below Flex the door until one side tab releases It helps to press in lightly on the ends of the door Pointing Stick Cap Pull ...

Page 28: ...of the keyboard or you can lift it from above using a thin flat blade screwdriver After lifting the back edge slightly slide the keyboard toward the back until the front left corner is free 4 With the display tilted only slightly back lift the front of the keyboard and lean it back against the display Be careful not to scratch the display or pull on the cables 5 Release the pointing stick flex cab...

Page 29: ... cover behind the keyboard If a stiffener tab is present on the larger cable make sure its free end lays toward the front of the case so the tab is not under the strip cover Check the cable again after lowering the keyboard into its final position Hint On the bottom case the holes for the keyboard screws are marked by K The hole recesses have flat bottoms for the 16 mm T head screws not tapered as...

Page 30: ...t from the case 3 Remove the screw above the VGA port 4 Remove the four D screws from the bottom case 5 Open the display about 90 degrees then lift off and lay back the combined top case strip cover and display assembly 6 Remove the two screws from the LCD flex cable end and unplug the cable Figure 2 6 Removing the Display LCD flex cable Strip cover Screw M2 4mm VGA connector cover Screw M2 5 5mm ...

Page 31: ...nent Compatibility Display Type LCD Module LCD Flex Cable LCD Kit brackets Inverter PCA LVDS PCA Display Case Display Bezel 13 Samsung F1460 69098 F1460 60975 F1460 60974 F1460 60917 F1460 60914 F1460 60970 F1460 60969 14 LG F1440 69095 F1460 60981 F1460 60980 F1460 60918 F1460 60916 F1460 60968 F1460 60967 Required Equipment Small Phillips screwdriver Pointed knife or probe Removal Procedure 1 Un...

Page 32: ... cables Remove the PCA 10 Slide the LCD module and brackets toward the bottom of the case When the slots in the brackets clear the tabs in the case lift out the LCD module the LED strip cable is still in the display case 11 If the LED strip cable is held by the LCD bracket lift the right tab of the LED strip where it fits into the display case Lift the strip out of the case 12 Remove the four scre...

Page 33: ...strip cable is routed through the bottom right corner of the LCD bracket Install the inverter PCA under the main LCD flex cable Screw M2 5 4mm 6 Screw cover upper domed 2 Screw cover lower flat 4 Display bezel LCD module Strip cover hinges and hinge covers Cable holder LED strip cable LCD shield LCD brackets left and right Screw size depends on LCD module Inverter PCA LCD flex cable Screw M2 5 4mm...

Page 34: ...adapter if present and remove the battery 2 Remove these additional assemblies Floppy module or other module page 2 3 Hard disk drive page 2 5 Keyboard page 2 8 Display assembly and strip cover page 2 10 3 On each of the front corners of the case do the following Slide the module latch slider forward on the side of the case Slide the speaker cover forward slightly and swing it outward about 2 cm t...

Page 35: ...ll four buttons After assembly check their operation Position the speaker on the pins on the bottom case before you install the speaker cover If the slider came off the module latch attach it to the latch before you install the speaker cover Hint On the bottom case the holes for the top case screws are unmarked The hole recesses have flat bottoms for the 16 mm T head screws and tapered bottoms for...

Page 36: ...CA is attached 7 Remove the screw from the IR PCA and lift the PCA off the frame Unplug the IR cable from the motherboard 8 On the left frame remove the screw that holds the plastic heat exchange cover then lift off the cover 9 Unplug the fan cable from the motherboard and lift out the fan 10 On the left frame remove the screw that holds the frame to the motherboard then lift out the frame 11 Lift...

Page 37: ...the bottom case Then slide the PCA forward and lift it out The docking doors may come out while you are removing the motherboard Figure 2 9 Removing the Motherboard Screw M2 14mm 2 Screw M2 3 5mm CPU with top plate bottom plate LVDS PCA VGA PCA Heatsink cover Heatsink finned DC DC PCA Audio jack PCA VGA standoff 2 Air vent cover Left frame Screw M2 5 5mm IR PCA Audio jack cover Right frame Screw M...

Page 38: ...ard When attaching the IR PCA to the right frame make sure the PCA is parallel with the back of the case Before installing the CPU module assemble it into the bottom plate and attach the top plate Then install the complete assembly on the motherboard See the following caution Caution Install or replace CPU module thermal pads that are missing or damaged See the figures below Keep the CPU assembly ...

Page 39: ...n stored you must call an HP support center to change it Installing a New Serial Number Label If you do not have a master file that creates serial number labels get a copy from the Reseller website see page vi 1 Using any PC connected to a laser printer open the master serial label file enter the serial number and product number from the old serial label and print the new label on plain white pape...

Page 40: ... must reprogram it Hewlett Packard prefers that you program the IC with the latest BIOS follow the directions carefully You can download it from the OmniBook website see page vi Required Equipment Small Phillips screwdriver IC insertion removal tool Removal Procedure 1 Unplug the ac adapter if present and remove the battery 2 On the bottom of the unit remove the two screws from the RAM BIOS cover ...

Page 41: ... and follow the special steps indicated in the tables below Components are separated into these groups Display components below Top case components page 2 22 Bottom case components page 2 23 Table 2 8 Removing Display Components Component Removal Procedures Additional Steps See figure on page 4 5 Cable Holder part of display case kit Display page 2 10 1 Remove the display bezel page 2 11 2 Unsnap ...

Page 42: ...ay page 2 10 1 Remove the display bezel page 2 11 2 On the plastic cable holder unsnap the cover 3 Unplug all cables attached to or holding the inverter PCA Lift up the PCA if necessary Reassembly Notes Attach cables with tape as in the original unit Caution Use compatible parts page 2 11 LCD Brackets part of LCD kit Display page 2 10 LCD module page 2 11 Caution Use compatible parts page 2 11 LCD...

Page 43: ...emoving Bottom Case Components Component Removal Procedures Additional Steps See figures on pages 4 2 4 6 Air Vent Cover Plug in module page 2 3 Hard drive page 2 5 Keyboard page 2 8 Display page 2 10 Top case page 2 14 1 Remove the screw from the plastic heat exchange cover and remove the cover 2 Lift off the fan and move it aside 3 Remove the screw from the heatsink cover and remove the cover 4 ...

Page 44: ...semble the CPU module top plate and bottom plate before installing them on the motherboard Caution Replace the CPU module with one of the same module type see the table on page 4 3 Caution Install or replace CPU module thermal pads that are missing or damaged see the picture on page 2 19 Caution Keep the CPU assembly flat while installing it Press it down above the connectors at the right end Othe...

Page 45: ...remove the screws from the CPU top plate and remove the top plate Remove the screw from the left frame and lift off the frame Then lift out the finned heatsink IR PCA Display page 2 10 Remove the screw from the IR PCA then unplug the cable from the motherboard LVDS PCA Keyboard page 2 8 Display page 2 10 Use a probe to unplug the LVDS PCA from the VGA PCA Caution The LVDS PCA must be compatible wi...

Page 46: ...dule page 2 3 Hard drive page 2 5 Keyboard page 2 8 Display page 2 10 Top case page 2 14 1 Remove the screw from the IR PCA and move the PCA aside 2 Remove the two screws from the right frame and remove the frame 3 Unplug the DC DC PCA 4 Unplug the speaker wires and remove the speaker Speaker Cover On the front corner of the case slide the latch forward Then slide the speaker cover forward slightl...

Page 47: ...y of the OmniBook and identifying faulty modules Troubleshooting information Troubleshooting the problem page 3 2 Verifying the repair page 3 3 Suggestions for troubleshooting page 3 4 Diagnostic tools OmniBook hardware diagnostic program page 3 12 Power on self test page 3 17 Sycard PCCtest 450 PC Card page 3 20 Desktop Management Interface page 3 21 BIOS Setup utility page 3 23 ...

Page 48: ...e unit Model and serial number Operating system and version BIOS version Accessories and peripherals used Analyze the problem Observe Symptoms Using the customer s information try to duplicate the problem Determine how the problem differs from proper behavior Also take note of the functions that do work properly Check the customer s description of the problem and any supporting information Try to ...

Page 49: ... known good modules is an ideal way to isolate the cause down to the module level It is rare for more than one module to be responsible for one failure symptom Therefore replacement of more than one module for a particular symptom should be the exception rather than the normal expectation After replacing a module it is normal for the unit to be in a confused state and lock up when power is applied...

Page 50: ... Tests Describes AssetTools Pointer Tests Misc menu Describes AssetTools Configures Audio Tests System Misc menus Configures Serial Tests Misc menu Describes AssetTools Configures Parallel Tests Misc menu Describes AssetTools Configures Infrared Tests Misc menu Describes AssetTools Configures PS 2 port Tests KBD Misc menus USB Tests System menu Describes AssetTools Docking port Tests using docks P...

Page 51: ...mains off try external monitor If monitor shows successful boot replace LCD module If monitor shows activity but BIOS does not complete replace CPU module If monitor is blank replace VGA PCA replace CPU module replace motherboard If power status light and display turn on BIOS completes but OS does not start from hard disk or from floppy drive replace CPU module then motherboard If OS starts from f...

Page 52: ... capacity often decreases after a year or more Does not run on battery empty battery indication Check battery contacts If available try another battery Battery or contacts Motherboard Battery does not charge Check the power source Check battery contacts If available try another battery and ac adapter Check for high ambient temperature and blocked air vents Battery or contacts AC adapter Motherboar...

Page 53: ...te noise sources such as a PCMCIA drive or fan If a keystroke causes the sound to change it may be power supply noise Depends on the source of the noise Files are corrupted Run a virus scan program Check the disk surface by running Scandisk Windows 95 or Disk Administrator Windows NT Or boot to DOS and run CHKDSK to look for problems run CHKDSK f to fix Use Recovery CD to restore original factory ...

Page 54: ...roblems Check settings in Control Panel Check pointing stick settings in Control Panel The IBM TrackPoint driver can redefine touch pad operation Check that the touch pad is not disabled in BIOS Setup Touch pad support PCA or flex cable Motherboard Special TouchPad driver features not working If installed remove IBM TrackPoint support using Add Remove Program then in Mouse Properties select the st...

Page 55: ... shipped Drivers are included Check settings in BIOS Setup Standard IrDA and fast IrDA are incompatible they use different drivers For fast IrDA check for DMA conflict with ECP parallel port IR PCA Motherboard USB General problems USB is not supported in Windows NT 4 0 Motherboard PCMCIA Setup problems Make sure Card Executive is installed for Windows NT If the card requires an IRQ check that ther...

Page 56: ...n take several seconds to spin up You can hear this You can run BIOS Setup and change the hard disk time out to match the Suspend time out Certain background operations such as HP COE virus scans can affect performance while they re running Some file browsers may be unresponsive while they re processing a graphic image or waiting for broken network connections to time out Run BIOS Setup and try tu...

Page 57: ...Symptom Call Center Suggestions Repair Center Likely Causes Repair Center Comments General plug in module problems Check module contacts Push system off button Plug in module or contacts Motherboard Plug in modules are not repairable they must be exchanged ...

Page 58: ...nd Advanced The tests are designed to run after the system reboots This ensures that the computer will be in a predictable state so the diagnostic program can properly test the hardware components The tests are non destructive and are intended to preserve the state of the computer The OmniBook reboots when you exit the program so drivers can be loaded Creating a Diagnostic Floppy Disk After insert...

Page 59: ...o save system and test information in the Support Ticket log file HPSUPPT TXT Then remove the diagnostic disk and press F3 to exit 7 Run the advanced tests Press F2 to open the advanced test screen 8 Select and run the appropriate tests Tests are not listed if no such hardware is detected Press the following keys to run tests ENTER Runs the highlighted test F5 or SPACE Marks or unmarks the highlig...

Page 60: ...eset the system Replace the motherboard 0077h Replace the motherboard 0078h Bad CMOS checksum Reset the system then run BIOS Setup and check settings Replace motherboard 0079h Replace the motherboard 0083h 0086h Replace the BIOS IC Replace the motherboard 0087h Replace the motherboard 0088h Replace the BIOS IC 0090h 0096h Replace the BIOS IC Replace the motherboard 009Ah 009Eh Replace the BIOS IC ...

Page 61: ...s and motherboard connector Replace the hard disk Replace the motherboard Floppy Disk Tests 0301h Replace the floppy drive Replace the motherboard 0302h Run BIOS Setup and check the floppy drive type Replace the floppy drive 0303h Insert a floppy disk without write protection 0304h Run BIOS Setup and check the floppy drive type Replace the floppy drive 0305h Replace the motherboard 0307h Run BIOS ...

Page 62: ...h Replace the motherboard 9006h See USB Port Test near end of table LCD Test 8000h If the test fails with an external monitor must support VESA mode 105h replace the VGA PCA replace the motherboard Otherwise If the shaded band test fails check the LCD flex cable connection in the bottom case replace the LVDS PCA replace the LCD flex cable replace the VGA PCA replace the motherboard If only a solid...

Page 63: ...ng other diagnostic tools Not all POST messages indicate a hardware software or firmware failure some messages are informational messages If the BIOS detects a terminal error condition it halts POST after issuing a terminal error beep code up to four groups of 1 to 4 short beeps The beep code indicates the POST routine in which the terminal error occurred The BIOS also issues a beep code one long ...

Page 64: ...rsists check the system battery Connect the ac adapter for at least 24 hours replace the motherboard 0260 System timer error The timer test failed Requires repair of system board 0270 Real time clock error Real time clock fails BIOS test May require board repair 0280 Previous boot incomplete Default configuration used Previous POST did not complete successfully POST loads default values and offers...

Page 65: ... is the amount of system RAM in kilobytes successfully tested Operating system not found Operating system cannot be located on either drive A or drive C Enter Setup and see if fixed disk and drive A are properly identified Parity Check 1 nnnn Parity error found in the system bus BIOS attempts to locate the address and display it on the screen If it cannot locate the address it displays Parity is a...

Page 66: ... Software updates are available at the Sycard Technology website http www sycard com Configuration headers PC Card 16 bit and CardBus 32 bit which attach to the card You will also need CardBus extender card to avoid wear on the Sycard PCMCIA connector The Sycard PCCextend 70 extender card is an example The Sycard PCCtest 450 provides the following tests See the Sycard documentation for details abo...

Page 67: ...the OmniBook 4100 Recovery CD 1 For floppy disks copy the DMI software from the omnibook drivers os_version dmi directory of either the hard disk or Recovery CD to two or more floppy disks for example copy the contents of the disk1 subdirectory to disk 1 2 Start Windows if it is not already running 3 Insert disk 1 into the floppy drive or insert the Recovery CD into the CD ROM drive 4 Select and r...

Page 68: ...ft Windows utility SETUP EXE to install and initialize the DMI software A Windows utility HP TopTools After DMI is installed this utility can be used to display information about the computer through the DMI A Management Information Format MIF file This file contains information about everything on the computer that can be controlled using DMI facilities and is initialized during installation A co...

Page 69: ...System Time Sets the time using 24 hour format Values set take effect immediately System Date Sets the date using mm dd yy English or dd mm yy format Floppy Drive Sets the floppy drive type Detected and set automatically Hard Disk Sets the hard disk drive type and various parameters Detected and set automatically Quiet Boot When enabled hides summary of power on self test and messages during boot ...

Page 70: ...ger than 8 characters 0 9 A Z Set Administrator Password Press ENTER to set change or clear administrator password This password protects BIOS Setup settings Boot Sets whether a user password is required when the computer boots Enabled Resume If boot security is enabled sets whether a user password is required when resuming from a suspended state Enabled Undock If boot security is enabled sets whe...

Page 71: ...Undock Sets whether the OmniBook suspends after undocking When Lid Closed Boot Menu Default Diskette Drive Hard Drive CD ROM Drive Shows the order of boot devices Move the entries to change the order 1 Diskette drive 2 Hard drive 3 CD ROM drive Exit Menu Save Changes and Exit Saves Setup changes exits and reboots Discard Changes and Exit Discards Setup changes since last save exits and reboots Doe...

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Page 73: ...placeable Parts This chapter contains an exploded view of the OmniBook and the following lists of parts OmniBook replaceable parts page 4 2 Assembly component breakout page 4 7 Accessory replacement parts page 4 7 Part number reference page 4 8 ...

Page 74: ...4 2 Replaceable Parts HP OmniBook 4100 Figure 4 1 Exploded View Motherboard components see page 4 6 Display components see page 4 5 ...

Page 75: ... flat Yes 20 Cover screw upper domed Yes 21 Cover speaker left F1460 60945 22 Cover speaker right F1460 60944 23 Cover strip top case F1460 60942 24 Cover VGA connector F1460 60943 Yes 25 CPU module MMO 233MHz Pentium II MD 1821 4303 F1440 69103 25 CPU module MMO 266MHz Pentium T 1821 4302 F1440 69102 25 CPU module MMO 266MHz Pentium II MD 1821 4304 F1440 69104 26 Door I O F1460 60965 Yes 27 Drive...

Page 76: ...460 69098 Module filler F1460 80015 Yes Overlay serial number 7121 7525 40 PCA audio jack F1460 60913 41 PCA DC DC F1460 60912 42 PCA inverter LG 14 F1460 60918 42 PCA inverter Samsung 13 F1460 60917 43 PCA IR F1460 60911 44 PCA LVDS LG 14 F1460 60916 44 PCA LVDS Samsung 13 F1460 60914 45 PCA motherboard F1460 60902 F1460 69002 46 PCA VGA F1460 60906 47 Plate CPU bottom F1460 60949 48 Plate CPU to...

Page 77: ...HP OmniBook 4100 Replaceable Parts 4 5 Figure 4 2 Display Components Note 14 inch display shown For a 13 inch display the LCD flex cable and other details differ ...

Page 78: ...4 6 Replaceable Parts HP OmniBook 4100 Figure 4 3 Motherboard Components ...

Page 79: ...91 Yes CPU module MMO all all Thermal pads all No PCA motherboard F1460 60902 F1460 69002 BIOS IC F1460 12007 Yes PCMCIA socket F1460 60919 Yes Touch pad support assembly F1460 60947 Touch pad flex cable F1460 60948 Yes Table 4 3 Accessory Replaceable Parts Description Part Number Exchange Part Number User Replaceable Adapter ac 60W 0950 2790 Yes Adapter auto plug from airline 5182 5131 Yes Adapte...

Page 80: ...ay serial number 8120 6312 Power cord replacement Australia Yes 8120 6313 Power cord replacement U S Canada Taiwan Yes 8120 6314 Power cord replacement Europe Yes 8120 6315 Power cord replacement Hong Kong Singapore U K Yes 8120 6316 Power cord replacement Japan Yes 8120 6317 Power cord replacement India South Africa Yes 8120 8373 Power cord replacement People s Republic of China Yes F1320 60971 C...

Page 81: ...um T F1460 60951 Plate CPU top Pentium II MD F1460 60952 Cover heatsink F1460 60953 Heatsink finned F1460 60954 Fan F1460 60955 Cover heat exchange fan F1460 60956 Cover air vent and PS 2 USB F1460 60957 Frame left F1460 60958 Frame right F1460 60959 Cover audio jack F1460 60960 Speaker F1460 60961 Case bottom F1460 60962 Label regulatory business card F1460 60963 Kit module latch latches sliders ...

Page 82: ... kit F1462 60910 Recovery CD English OB4100 W95 F1462 60911 Recovery CD German OB4100 W95 F1462 60912 Recovery CD French OB4100 W95 F1462 60913 Recovery CD Spanish OB4100 W95 F1462 60914 Recovery CD Italian OB4100 W95 F1462 60915 Recovery CD Swedish OB4100 W95 F1462 60916 Recovery CD English OB4100 WNT F1462 60917 Recovery CD German OB4100 WNT F1462 60918 Recovery CD French OB4100 WNT F1462 60919 ...

Page 83: ...ctual and current owner This requires a sales receipt showing the unit serial number and owner s name or a written statement from the owner attesting that he or she is the owner of the unit The statement can be a fax copy of the document The fact that the unit is in the hands of an HP representative on behalf of the customer is not evidence of ownership In addition HP will not remove the password ...

Page 84: ...n DOS in Windows or in some other application or combination of applications that is where you should make the determination Self test is not a normal operating condition and is not a sufficient tool to interpret display quality 2 Use the table below to determine whether the display should be considered for replacement These are the only conditions in this guideline that may call for a replacement...

Page 85: ...bright dots 6 or more double or triple dark dots 21 or more total bright or dark dot imperfections Any occurrence of 2 single double bright dots within 15 mm Any occurrence of 2 single double triple dark dots within 5 mm Mechanical Imperfections Spots b Lines c Polarizer scratches d Polarizer dents bubbles e 5 or more spots 0 1 0 5 mm avg dia 5 or more lines 0 3 1 mm long and over 0 01 mm wide 4 o...

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Page 88: ...1 Product Information 2 Removal and Replacement 3 Troubleshooting and Diagnostics 4 Replaceable Parts 5 Reference Information Part Number F1460 90020 Printed in U S A 4 98 ...

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