HP Omnibook 7100 Laptop Service Manual

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Figures
Figure 1-1. OmniBook - Front View.................................................................................................... 1-2 Figure 1-2. OmniBook - Side View ..................................................................................................... 1-2 Figure 1-3. OmniBook - Rear View..................................................................................................... 1-3 Figure 1-4. Replaceable Module Diagram ......................................................................................... 1-12 Figure 2-1. Removing the Battery or Module ...................................................................................... 2-3 Figure 2-2. Removing a RAM Board................................................................................................... 2-4 Figure 2-3. Removing the Hard Disk Drive......................................................................................... 2-5 Figure 2-4. Installing a Hard Drive in the Case ......................
............................................................. 2-6 Figure 2-5. Removing the Keyboard.................................................................................................... 2-8 Figure 2-6. Removing the Heatsink ................................................................................................... 2-10 Figure 2-7. Removing the Display Assembly .................................................................................... 2-11 Figure 2-8. Removing the LCD Module ............................................................................................ 2-13 Figure 2-9. Removing the Top Case .................................................................................................. 2-15 Figure 2-10. Removing the Motherboard (Part 1).............................................................................. 2-16 Figure 2-11. Removing the Motherboard (Part 2).............................................................................. 2-17 Figure 2-12. Rem
oving the BIOS IC ................................................................................................. 2-20 Figure 3-1. Basic Troubleshooting Steps ............................................................................................. 3-2 Figure 3-2. OmniBook Diagnostic Screens -- Basic and Advanced................................................. 3-11 Figure 3-3. Serial and Parallel Loopback Connectors........................................................................ 3-13 Figure 3-4. DMI Components ............................................................................................................ 3-21 Figure 4-1. Exploded View.................................................................................................................. 4-2 Figure 4-2. Display Components ......................................................................................................... 4-5 Figure 4-3. Top Case Components .............................................................
......................................... 4-6 Figure 4-4. Motherboard-Related Components ................................................................................... 4-6

Tables
Table 1-1. OmniBook 7100 Models .................................................................................................... 1-1 Table 1-2. Product Comparisons.......................................................................................................... 1-3 Table 1-3. Activating Power Modes .................................................................................................... 1-4 Table 1-4. Status Panel Indicators (Icon PCA) .................................................................................... 1-5 Table 1-5. Status Lights (Front-IR PCA) ............................................................................................. 1-6 Table 1-6. Fn Hot Keys........................................................................................................................ 1-6 Table 1-7. System Interrupts ................................................................................................................ 1-7 Table 1-8. System Memory................
.................................................................................................. 1-8 Table 1-9. System Input/Output Addresses (100-3FF) ........................................................................ 1-8 Table 1-10. DMA Channels................................................................................................................. 1-8 Table 1-11. OmniBook 7100 Specifications........................................................................................ 1-9 Table 1-12. OmniBook 7100 Accessories ......................................................................................... 1-11 Table 1-13. Functional Structure........................................................................................................ 1-13 Table 2-1. Removal Cross-Reference .................................................................................................. 2-1 Table 2-2. Required Equipment ..........................................................................
................................. 2-2 Table 2-3. Recommended Screw Torques ........................................................................................... 2-2 Table 2-4. RAM Board Replacement Part Numbers ........................................................................... 2-4 Table 2-5. Hard Disk Drive Replacement Part Numbers..................................................................... 2-5 Table 2-6. Replacing Small Parts (User-Replaceable)......................................................................... 2-7 Table 2-7. Removing Display Components ....................................................................................... 2-21 Table 2-8. Removing Top Case Components .................................................................................... 2-22 Table 2-9. Removing Bottom Case Components............................................................................... 2-23 Table 3-1. Scope of Diagnostic Tools...............................................
................................................... 3-4

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Table 3-2. Troubleshooting Suggestions..............................................................................................3-5 Table 3-3. OmniBook Diagnostic Error Codes..................................................................................3-13 Table 3-4. POST Terminal-Error Beep Codes ...................................................................................3-16 Table 3-5. POST Messages................................................................................................................3-17 Table 3-6. BIOS Setup Menus and Parameters..................................................................................3-22 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 7100 LCD Guidelines (TFT)............................................................................5-3

HP OmniBook 7100

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Introduction
This service manual provides reference information for the HP OmniBook 7100. It is intended to be used by HP-authorized service personnel in the installation, servicing, and repair of these products. The manual is designed as a self-paced guide. It is intended to train you to install, configure, and repair OmniBook computers. You can follow this manual without having equipment available. The following table lists additional places where you can get supplementary information about OmniBook products.
Sources of OmniBook Information

HP US Reseller Web HP Asia Pacific Channel Support Centre for DPSP Partners America Online CompuServe* HP Bulletin Board Service HP First (automated fax)

Restricted to Authorized Resellers only. Restricted to DPSP Partners only.

Keyword: HP GO HP

(800) 333-1917 (801) 344-4809 (800) 544-9976

HP Support Assist CD-ROM *

(800) 457-1762 (801) 431-1587 Baud rates = 300-28,800; Parity = E; Data bits = 7; Stop bits = 1.

Call (800) 827-6364 for membership within the US. Call (800) 524-3388 for membership within the US. Refer to the latest Product Support Plan for non-US BBS numbers. US and Canada. Outside US and Canada. Reseller support number (enter outlet id number). US and Canada. Outside US and Canada.

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HP OmniBook 7100