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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. This manual and any examples contained herein are provided “as is” and are subject to change without notice. Hewlett-Packard Company makes no warranty of any kind with regard to this manual, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose. Hewlett-Packard Co. shall not be l
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Contents Product Information ..................................................................................................... 1-1 Features and Operation.................................................................................................................. 1-2 Turning the OmniBook On and Off ....................................................................................... 1-4 Checking the Status of the OmniBook ................................................................
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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 Bottom View .................................................................................................. 1-3 Figure 1-4. OmniBook Rear View.................................................
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Table 4-1. OmniBook XE Replaceable Parts....................................................................................... 4-5 Table 4-2. Accessory Replaceable Parts .............................................................................................. 4-8 Table 4-3. HP Part Number Reference ................................................................................................ 4-9 Table 4-4. Quanta Part Number Reference .....................................................
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Introduction This service manual provides reference information for the HP OmniBook XE2. It is intended to be used by HP-authorized service personnel in the installation, servicing, and repair of this product. 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 OmniB
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The HP OmniBook XE2 provides desktop performance and expandability as well as convenient portability. It uses high-performance component technologies that make it capable of replacing a desktop computer or serving as a portable multimedia presentation tool. Table 1-1. OmniBook XE2 OmniBook CPU Display Hard Drive Floppy Drive Multimedia Standard Product Drive RAM F1756W Pentium II 13.3-inch 6.0 GB 1.44 MB 24X CD-ROM 64 MB #AB2 366 MHz TFT F1755W Pentium II 12.1-inch 4.0 GB 32 MB #AB2 333 MHz SVG
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Features and Operation The following five illustrations point out the main external features of the computer. They are followed by highlights of the computer’s operation. For an internal, exploded view, see page 4-2. Figure 1-1. OmniBook Front View 1 Latch to open the OmniBook 7 Click buttons 2 Built-in microphone 8 CD player power (on selected models) 3 Blue power button 9 CD player buttons (on selected models) 4 Status lights 10 CD-ROM drive 5 Built-in speakers 11 Kensington lock slot (secu
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Figure 1-3. OmniBook Bottom View 16 System-off button 20 Battery latch 17 Hard disk drive latch and locking screw 21 Battery 18 Hard disk drive 22 Port replicator connector 19 RAM expansion cover Figure 1-4. OmniBook Rear View 1 Parallel port 6 Infrared port 2 Serial port 7 USB port 3 VGA port (external monitor) 8 PS/2 port 4 Audio out (external speaker) 9 AC adapter jack 5 Microphone jack HP OmniBook XE2 Product Information 1-3
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Figure 1-5. OmniBook Status Lights Scroll Lock 1 Power 6 Floppy disk drive access 2 AC connected 7 3 Battery 8 Hard disk drive access 4 Caps Lock 9 CD-ROM access 5 Num Lock Turning the OmniBook On and Off • On. Press the blue power button to turn on the OmniBook. • Suspend. Click Start, Suspend (Windows 95) or press the blue power button briefly (about 1 second) to suspend activity when the OmniBook is on. When you turn on the computer, it resumes your previous work session. Closing the lid
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Table 1-2. Activating Power Modes Power Mode To Enter Mode To Turn Back On Suspend Press blue power button for about Press blue power Low-power/stopped state. Everything is off or in a 1 second button to display low-power state. Network devices are off. Your –or– the current session previous work session resumes at turn-on. For click Start, Shut Down, Standby ("Instant-On"). plug-and-play operating systems, network (Windows 98) connections resume at turn-on. –or– click Start, Suspend (Windows 9
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Checking the Status of the OmniBook The OmniBook status lights, located on the keyboard cover (the display bezel above the keyboard), indicate power status and drive activity. These lights are on the LED PCA. Table 1-3. Status Lights (LED PCA) Icon Meaning No icon Power (Light next to Steady green light: OmniBook is running (On mode). blue button) Slowly blinking green light: OmniBook is suspended to RAM (Suspend or Standby mode). No light: OmniBook is off (Off or Hibernate mode). AC connected
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Using Fn Hot Keys The Fn key combined with another key is a hot key—a shortcut key sequence for various system controls. For an external keyboard, CTRL+ALT is normally equivalent to the Fn key. Table 1-4. Fn Hot Keys Hot Key Effect Fn + F1 Decreases the display’s contrast (DSTN displays only). Fn + F2 Increases the display’s contrast (DSTN displays only). Fn + F3 Enters Suspend mode (Windows 98); enters Standby mode (Windows 95, Windows NT). Fn + F4 Enters Suspend mode. Fn + F5 Enters Hibernate
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System Resources Below are default values for system resources. To see other, non-default possibilities, use the BIOS Setup utility (see page 3-22), which lists port and audio device configurations in the System Devices menu. The tables in this section show typical resource usage as set up by the OmniBook BIOS. Plug-and- play operating systems, drivers, and BIOS Setup settings may change some of the entries. Table 1-5. System Interrupts 0 System timer 1 Keyboard 2 Cascade from secondary interru
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Table 1-7. System Input/Output Addresses (100-3FF) 170-177 Internal CD-ROM drive (secondary IDE controller) 1F0-1F7 Internal hard disk drive (primary IDE controller) 220-22F DOS games (FM decoding) 376 Internal CD-ROM drive (secondary IDE controller) 378-37F LPT1 (printer port) 388-38B DOS games (FM decoding) 3B0-3BB VGA adapter 3C0-3DF VGA adapter 3E0-3E1 PCMCIA controller 3F0-3F5 Floppy disk drive controller 3F6 Internal hard disk drive (primary IDE controller) 3F7 Floppy disk drive controlle
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Specifications The following tables list descriptions for the OmniBook. Table 1-9. OmniBook XE2 Specifications Physical Size: 311mm×249mm×42mm (12.24”×9.80”×1.64”) closed. Attributes Weight: 3.0 kg (6.6 lb.). 333, 366, 400-MHz Intel Pentium II processor or Processor and Bus 433, 466-MHz Celeron processor Architecture MMX technology. 2.5-V low-power processor. 128-KB OR 256-KB built-in L2 cache. 32-bit PCI bus. 13.3”, 12.1”, or 14.1” active-matrix (TFT) display. XGA or SVGA resolution. Graphics
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Microsoft Windows 95 OR Microsoft Windows 98 OR Microsoft Windows NT 4.0. Software Windows-compatible Plug-and-Play. Power management. VirusScan. Adobe Acrobat Reader. My Yahoo! HP diagnostic tests. Online documentation. Electronic registration. OmniBook Recovery CD(s) included. Phoenix Card Executive (Windows NT 4.0 only) Centralized worldwide BIOS and driver update service. Security User and supervisor passwords. Features Kensington Microsaver lock slot. Operating temperature: 5 to 35 ºC (41 t
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Internal Design The motherboard PCA is the central component of the OmniBook design. It plays a role in virtually all system functions. The CPU module and most other subsystems connect to the motherboard. The following figure shows the connections among the replaceable electrical modules. As a substitute for a functional block diagram, see the table on page 1-13—it lists the roles that the replaceable modules play in each of the functional subsystems. Figure 1-6. Replaceable Module Diagram 1-
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Table 1-10. Functional Structure Bootup CPU module Main processor (MMO). Motherboard Primary system circuitry. BIOS IC Code for basic system functions. Floppy disk module First source of disk-based startup code. Hard disk drive Second source of disk-based startup code. Processor CPU module Main processor, numeric data processor, L1 and L2 cache. Motherboard Primary system circuitry. Memory RAM board Optional, additional RAM. Power Battery Power storage. Motherboard AC adapter socket, power swit
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