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®
HP OmniBook 4100/4150
Service Manual
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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 1. Product Information ......................................................................................................1-1 Features and Operation................................................................................................................. 1-3 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....................................................................................................1-3 Figure 1-2. OmniBook - Side View .....................................................................................................1-3 Figure 1-3. OmniBook - Rear View.....................................................................................................1-4 Figure 1-4. Replaceable Module Diagram .........................................
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Table 2-9. Removing Display Components....................................................................................... 2-31 Table 2-10. Removing Top Case Components.................................................................................. 2-32 Table 2-11. Removing Bottom Case Components ............................................................................ 2-33 Table 3-1. Scope of Diagnostic Tools ..............................................................................
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Introduction This service manual provides reference information for the HP OmniBook 4100/4150. 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 abo
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1 Product Information The HP OmniBook 4100/4150 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. Product Comparisons OmniBook 7100/7150 OmniBook 4100/4150 OmniBook 2100/3100 OmniBook 900 Processor * Intel Pentium II (300 or Pentium II (233 to 400 Pentium II (300, 266, Intel Pentium II (366 or 266
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Table 1-2. OmniBook 4100/4150 Series Models OmniBook CPU ** Display Hard Drive Floppy Drive CD-ROM Standard Product * Drive RAM OmniBook 4100 F1462x Pentium II 13.3-inch 4 GB 1.44 MB CD-ROM 32 MB 233 MHz XGA TFT (F1467A) (F1472A) (F1474A) F1463x*** Pentium 14.1-inch 266 MHz XGA TFT F1464x Pentium II 6 GB 266 MHz (F1475A) F1479x 4 GB (F1467A) F1703x 13.3-inch XGA TFT OmniBook 4150 Series F1629x Pentium II 14.1-inch 6 GB 1.44 MB CD-ROM 64 MB 300 MHz XGA TFT (F1475A) (F1472A) (F1474A) (F1457A) F16
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Features and Operation The following three 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. Latch Main status lights Keyboard status lights Microphone Power button Pointing stick Touch pad Speaker PC Card slots PC Card eject buttons Click buttons (above and below Audio jacks the touch pad) AC adapter socket Module latch Mute button Speaker Figure 1-1. OmniBook - Fro
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Infrared port Kensington Parallel Serial VGA Docking lock slot port port out port Figure 1-3. OmniBook - Rear View Turning the OmniBook On and Off • On. Press the blue power button to turn on the OmniBook. • Standby. The display turns off automatically if the computer is inactive for about 2 minutes. • 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
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Checking the Status of the OmniBook The main OmniBook status lights, located at the front-right edge of the display bezel at the top of the display, indicate power status and drive activity. (These lights are on the LED strip cable.) Table 1-4. Main Status Lights (LED Strip Cable) Meaning Power mode Steady green light: OmniBook is running (On mode). Steady orange light: OmniBook is suspended (Suspend or Standby mode). No light: OmniBook is off (Off or Hibernate mode). Green and oran
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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 1-6. Fn Hot Keys Hot Key Effect Fn + F1 Decreases the display’s brightness. Fn + F2 Increases the display’s brightness. Fn + F3 Decreases the display’s contrast (non-TFT displays only). Fn + F4 Increases the display’s contrast (non-TFT displays only). Fn + F5 Switches among the built-in display, an
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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 3-26), 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 1-7. System Interrupts 0 System timer 1 Keyboard 2 Cascade IRQ 9 3 Free (or COM2
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Table 1-9. System Input/Output Addresses (100-3FF) 120-127 Audio (OmniBook 4150† only) 170-177 Internal CD-ROM drive (secondary IDE controller) 1F0-1F7 Internal hard disk (primary IDE controller) 220-22F Audio 376 Internal CD-ROM drive (secondary IDE controller) 378-37F LPT1 (printer port) 388-38B Audio 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) † Mod
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Specifications The following tables list descriptions for the OmniBook and its accessories. Table 1-11. OmniBook 4100/4150 Series Specifications Physical Attributes Size: 330.5mm×256.9mm×35-36.5mm (13.0"×10.1"×1.3-1.4"). Weight: 2.92-2.99 kg (6.45-6.60 lb.). Processor and 300/333/366/400 MHz Pentium II processor with internal 256 KB 4-way, set- associative L2 cache. Bus Architecture –or– 233/266/300-MHz Intel Pentium II, or 266-MHz Intel Pentium processor with 512-KB pipeline-burst-synchronous
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16-bit, Sound Blaster Pro-compatible. Audio System SRS 3D enhanced audio. Stereo sound via two built-in speakers. Built-in microphone. Line-in, headphone-out, and microphone-in. Keyboard and 87/88-key touch-type QWERTY keyboard with 101/102 key emulation. Embedded numeric keypad. Pointing Device 12 function (Fn) keys. Two pointing devices: pointing stick (technology licensed from IBM) and touch pad. Input/Output FDD/IDE interface for external module bay. Universal serial bus (USB). 9-pin, 115,20
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Major ICs OmniBook 4150B: CPU: Intel Mobile Pentium II. South Bridge: PIIX4M. Video: ATI Mobility-M or -M1. Audio: ESS ES1978 Maestro-2E and ESS ES1921. CardBus: TI PCI 1225. Keyboard controller: National PC87570. Super I/O: SMC 869. OmniBook 4150†: CPU: Intel Mobile Pentium II. South Bridge: PIIX4E. Video: NeoMagic MagicGraph NM2200 (NMG5). Audio: NeoMagic MagicGraph NM2200 (NMG5) and NeoMagic Audio MNA2. CardBus: TI PCI1220A. Keyboard controller: National PC87570. Super I/O: SMC 769. OmniBook
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Table 1-12. OmniBook 4100/4150 Series Accessories Accessory Description OmniBook Compat. 4150B 4150† 4100 2100/7100 Memory F1456A 32-MB SDRAM (66 MHz) expansion module •• • F1457A 64-MB SDRAM (66 MHz) expansion module •• • F1622A 128-MB SDRAM (66 MHz) expansion module •• • F1456B 32-MB SDRAM (100 MHz) expansion module •• • • F1457B 64-MB SDRAM (100 MHz) expansion module •• • • F1622B 128-MB SDRAM (100 MHz) expansion module •• • • Hard Drives F1467A 4-GB internal hard disk drive •• F1475A 6-GB i
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Docks F1451A Port replicator •• • • F1452A Mini dock •• • • •• • • F1453A Monitor stand (short) for F1451A and F1452A •• • F1468A Docking module bay adapter F1477A Docking system and monitor stand (tall) •• • • † Models called 4150† in this manual have no marking in the serial number, whereas models called 4150B have 4150 B after the serial number. HP OmniBook 4100/4150 Product Information 1-13
