Page 1 Maintenance and Service Guide HP Compaq nc2400 Notebook PC Document Part Number: 407949-002 August 2007 This guide is a troubleshooting reference used for maintaining and servicing the computer. It provides comprehensive information on identifying computer features, components, and spare parts; troubleshooting computer problems; and performing computer disassembly procedures.
Page 2 © Copyright 2007 Hewlett-Packard Development Company, L.P. Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license. Intel and Core are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States and other countries. Microsoft, Windows, and Windows Vista are either trademarks or registered trademarks of Microsoft Corporation in the United States and/or other countries.
Page 3 MSG revision history Revision Publication date Description January 2010 The part number for the Switch cover has been corrected to 412754-001 in the following locations: “Computer Major Components” on page 3-2, “Sequential Part Number Listing” on page 3-24, and “Switch Cover” on page 5-27.
Page 4: Table Of Contents
Contents 1 Product Description 1.1 Features ........1–2 1.2 Resetting the Computer.
Page 5 Contents 4 Removal and Replacement Preliminaries 4.1 Tools Required ......4–1 4.2 Service Considerations ..... . . 4–2 Plastic Parts .
Page 6: Specifications
Contents 6 Specifications Screw Listing B Backup and Recovery C Display Component Recycling D Connector Pin Assignments E Power Cord Set Requirements Index Maintenance and Service Guide...
Page 7: Product Description
Product Description The HP Compaq nc2400 Notebook PC offers advanced modularity, Intel® Core™ Duo, Pentium® M, and Celeron® M processors, and extensive multimedia support. HP Compaq nc2400 Notebook PC Maintenance and Service Guide 1–1...
Page 8: Features
Product Description 1.1 Features ■ The following processors, varying by computer model: ❏ Intel Core Duo U7600 (1.20-GHz) ❏ Intel Core Duo U2500 (1.20-GHz) ❏ Intel Core Duo U2400 (1.06-GHz) ❏ Intel Pentium M 1200 (1.20-GHz) ❏ Intel Pentium M 1100 (1.06-GHz) ❏...
Page 9 Product Description ■ Integrated wireless support for Mini Card IEEE 802.11a/b/g or 802.11b/g Wireless LAN (WLAN) device ■ Support for one Type I or Type II PC Card slot, with support for both 32-bit (CardBus) and 16-bit PC Cards, varying by computer model ■...
Page 10: Resetting The Computer
Product Description 1.2 Resetting the Computer If the computer you are servicing has an unknown password, follow the steps below to reset the password. These steps also clear CMOS. ✎ The following steps will not clear an unknown password if the stringent security option has been enabled in the BIOS.
Page 11: Power Management
Product Description 1.3 Power Management The computer comes with power management features that extend battery operating time and conserve power. The computer supports the following power management features: ■ Standby ■ Hibernation ■ Setting customization by the user ■ Hotkeys for setting the level of performance ■...
Page 12: External Components
Product Description 1.4 External Components The external components on the front of the computer are shown below and described in Table 1-1. Front Components Table 1-1 Front Components Item Component Function Wireless light On: An integrated wireless device, such as a wireless local area network (LAN) device and/or a Bluetooth®...
Page 13 Product Description Table 1-1 Front Components (Continued) Item Component Function ■ Amber: A battery is charging. Battery light ■ Green: A battery is close to full charge capacity. ■ Blinking amber: A battery that is the only available power source has reached a low-battery condition.
Page 14: Right-Side Components
Product Description The external components on the right side of the computer are shown below and described in Table 1-2. Right-Side Components Table 1-2 Right-Side Components Item Component Function PC Card slot Supports optional Type or Type II 32-bit (CardBus) or 16-bit PC Cards. 1394 port Connects an optional 1394a device such as a scanner, digital camera, or digital...
Page 15: Left-Side Components
Product Description The external components on the left side of the computer are shown below and described in Table 1-3. Left-Side Components Table 1-3 Left-Side Components Item Component Function Smart Adapter power Connects an AC adapter or an optional connector power adapter.
Page 16 Product Description The external components on the rear panel of the computer are shown below and described in Table 1-4. Rear Panel Components 1–10 Maintenance and Service Guide...
Page 17: Rear Panel Components
Product Description Table 1-4 Rear Panel Components Item Component Function RJ-45 (network) jack Connects an optional network cable. Battery bay Holds a battery. Security cable slot Attaches an optional security cable to the computer. Ä Security solutions are designed to act as deterrents.
Page 18 Product Description The standard keyboard components of the computer are shown below and described in Table 1-5. Standard Keyboard Components 1–12 Maintenance and Service Guide...
Page 19 Product Description Table 1-5 Rear Panel Components Item Component Function f1 to f12 keys (12) Perform system and application tasks. When combined with the fn key, several keys and buttons perform additional tasks as hotkeys. caps lock key Enables caps lock and turns on the caps lock light.
Page 20: Top Components
Product Description The computer top components are shown below and described in Table 1-6. Top Components Table 1-6 Top Components Item Component Function ■ On: The computer is on. Power light ■ Blinking: The computer is in standby. ■ Blinking rapidly: An AC adapter with a higher power rating should be connected.
Page 21 Product Description Table 1-6 Top Components (Continued) Item Component Function Power button When the computer is ■ Off, press to turn on the computer. ■ On, briefly press to initiate hibernation. ■ In standby, briefly press to resume from standby. ■...
Page 22 Product Description The computer top components are shown below and described in Table 1-7. Top Components 1–16 Maintenance and Service Guide...
Page 23 Product Description Table 1-7 Top Components Item Component Function Pointing stick buttons Function like the left, middle, and right buttons on an external mouse. Fingerprint reader Allows a fingerprint logon to Windows instead of using a password. Pointing stick Moves the pointer and selects or activates items on the screen.
Page 24: Bottom Components
Product Description The external components on the bottom of the computer are shown below and described in Table 1-8. Bottom Components Table 1-8 Bottom Components Item Component Function Battery bay Holds the battery. Battery release latches (2) Release the battery from the battery bay.
Page 25 Product Description Table 1-8 Bottom Components (Continued) Item Component Function Hard drive bay Holds the primary hard drive. Memory module Contains one memory slot that supports compartment replaceable memory modules. Speaker Produces sound. Bluetooth module Holds an optional Bluetooth device. compartment Mini Card compartment Holds an optional wireless LAN device.
Page 26: Design Overview
Product Description 1.5 Design Overview This section presents a design overview of key parts and features of the computer. Refer to Chapter 3, “Illustrated Parts Catalog,” to identify replacement parts, and Chapter 5, “Removal and Replacement Procedures,” for disassembly steps. The system boards provide the following device connections: ■...
Page 27: Troubleshooting
Troubleshooting Å WARNING: Only authorized technicians trained by HP should repair this equipment. All troubleshooting and repair procedures are detailed to allow only subassembly-/module-level repair. Because of the complexity of the individual boards and subassemblies, do not attempt to make repairs at the component level or modifications to any printed wiring board.
Page 28: Selecting From The File Menu
Troubleshooting 2. Select the File, Security, Diagnostics, or System Configuration menu. 3. To close Computer Setup and restart the computer: ❏ Select File > Save changes and exit, and then press enter – or – ❏ Select File > Ignore changes and exit, and then press enter –...
Page 29: Selecting From The Security Menu
Troubleshooting Selecting from the Security Menu Table 2-2 Security Menu Select To Do This Setup Password Enter, change, or delete an Setup password. Power-On Password Enter, change, or delete a power-on password. Password Options Enable/disable ■ Stringent security. (Password options can be selected only when ■...
Page 30: Selecting From The Diagnostics Menu
Troubleshooting Selecting from the Diagnostics Menu Table 2-3 Diagnostics Menu Select To Do This HDD Self-Test Options Run a quick comprehensive self test on hard drives in the system that support the test features. Memory Check Run a quick comprehensive test on system memory on the following categories: ■...
Page 31: Selecting From The System Configuration Menu
Troubleshooting Selecting from the System Configuration Menu Table 2-4 System Configuration Menu Select To Do This Language Change the Computer Setup language. Boot Options Enable/disable MultiBoot, which sets a startup sequence that can include most bootable devices and media in the system. Device Configurations Enable/disable ■...
Page 32: Troubleshooting Flowcharts
Troubleshooting 2.2 Troubleshooting Flowcharts Table 2-5 Troubleshooting Flowcharts Overview Flowchart Description “Flowchart 2.1—Initial Troubleshooting” “Flowchart 2.2—No Power, Part 1” “Flowchart 2.3—No Power, Part 2” “Flowchart 2.4—No Power, Part 3” “Flowchart 2.5—No Power, Part 4” “Flowchart 2.6—No Video, Part 1” “Flowchart 2.7—No Video, Part 2” “Flowchart 2.8—Nonfunctioning Docking Device (if applicable)”...
Page 33: Flowchart 2.1—Initial Troubleshooting
Troubleshooting Flowchart 2.1—Initial Troubleshooting Begin troubleshooting. Go to Is there “Flowchart power? 2.2—No Power, Part 1.” Check Beeps, LED board, LEDs, or error speaker messages? connections. Go to All drives “Flowchart working? 2.17—Nonfunc- tioning Device.” Go to Is there video? “Flowchart Go to (no boot)
Page 34: Flowchart 2.2—No Power, Part
Troubleshooting Flowchart 2.2—No Power, Part 1 No power (power LED is off). Remove from docking device (if applicable). Go to Power up Power up Reset “Flowchart on battery on battery power.* 2.3—No Power, power? power? Part 2.” Go to Power up Power up Reset “Flowchart...
Page 35: Flowchart 2.3—No Power, Part
Troubleshooting Flowchart 2.3—No Power, Part 2 Continued from “Flowchart 2.2—No Power, Part 1.” Visually check for debris in battery socket and clean if necessary. Power on? Done Check battery by recharging it, moving it to another computer, or replacing it. Replace Power on? power supply...
Page 36: Flowchart 2.4—No Power, Part
Troubleshooting Flowchart 2.4—No Power, Part 3 Continued from “Flowchart 2.3—No Power, Part 2.” Plug directly into AC outlet. Power LED Done Reseat AC adapter in computer and at power source. Power on? Done External Internal or Replace external external AC Try different Power outlet AC adapter.
Page 37: Flowchart 2.5—No Power, Part
Troubleshooting Flowchart 2.5—No Power, Part 4 Continued from “Flowchart 2.4—No Power, Part 3.” Open computer. Reseat loose Loose or components and damaged boards and parts? replace damaged items. Close computer and retest. Replace the following items (if applicable). Check computer operation after each replacement: 1.
Page 38: Flowchart 2.6—No Video, Part
Troubleshooting Flowchart 2.6—No Video, Part 1 No video. Docking Device Go to *NOTE: To change from internal to Stand-alone “Flowchart external display, use the hotkey or docking 2.7—No Video, combination. device? Part 2.” Stand-alone Internal or Adjust Video OK? Done external brightness.
Page 39: Flowchart 2.7—No Video, Part
Troubleshooting Flowchart 2.7—No Video, Part 2 Continued from “Flowchart 2.6—No Video, Part 1.” Remove computer from docking device, if connected. Adjust Check brightness display of external brightness. monitor. Go to “A” in “Flowchart Video OK? Video OK? Done 2.6—No Video, Part 1.”...
Page 40 Troubleshooting Flowchart 2.8—Nonfunctioning Docking Device (if applicable) Nonfunctioning docking device. Reset power cord in docking device and power outlet. Check voltage setting on docking device. Reset monitor Reinstall cable connector at computer into docking device. docking device. Docking Docking device device Done Done...
Page 41: Flowchart 2.9—No Operating System (Os) Loading
Troubleshooting Flowchart 2.9—No Operating System (OS) Loading No OS loading.* Reset power cord in docking device and power outlet. No OS loading from hard drive, go to “Flowchart 2.10—No OS Loading, Hard Drive, Part 1.” No OS loading from diskette drive, go to “Flowchart 2.13—No OS Loading, Diskette Drive.”...
Page 42 Troubleshooting Flowchart 2.10—No OS Loading, Hard Drive, Part 1 OS not loading from hard drive. Go to “Flowchart Nonsystem 2.11—No OS disk message? Loading, Hard Drive, Part 2.” Reseat external hard drive. OS loading? Done Boot from Go to Boot “Flowchart from 2.13—No OS...
Page 43 Troubleshooting Flowchart 2.11—No OS Loading, Hard Drive, Part 2 Continued from “Flowchart 2.10—No OS Reseat Loading, hard drive. Hard Drive, Part 1.” 1. Replace CD or hard drive. diskette in 2. Replace system drive? board. Hard drive Done accessible? Remove diskette and Run FDISK.
Page 44 Troubleshooting Flowchart 2.12—No OS Loading, Hard Drive, Part 3 Continued from “Flowchart 2.11—No OS Loading, Hard Drive, Part 2.” System Install OS files on hard and reboot. drive? Virus loading from Clean virus. Done hard drive? hard drive? Run SCANDISK and Replace Diagnostics check for...
Page 45: Flowchart 2.13—No Os Loading, Diskette Drive
Troubleshooting Flowchart 2.13—No OS Loading, Diskette Drive OS not loading Reseat Done from diskette drive. loading? diskette drive. Bootable Install bootable Nonsystem diskette diskette and disk message? in drive? reboot computer. Check diskette for system files. Go to Boot Try different “Flowchart from another diskette.
Page 46: Flowchart 2.14—No Os Loading, Optical Drive
Troubleshooting Flowchart 2.14—No OS Loading, Optical Drive No OS Install bootable Bootable Disc loading from disc and disc in in drive? CD-ROM or reboot drive? DVD-ROM drive. computer. Install Try another bootable disc. bootable disc. Boots from Done CD or DVD? Boots from Reseat Done...
Page 47: Flowchart 2.15—No Audio, Part
Troubleshooting Flowchart 2.15—No Audio, Part 1 Turn up audio internally or No audio. Audio? Done externally. Go to Computer in Internal “Flowchart docking device Undock audio? 2.16—No Audio, (if applicable)? Part 2.” Go to Replace “Flowchart 2.16—No Audio, docking device. Part 2.”...
Page 48: Flowchart 2.16—No Audio, Part
Troubleshooting Flowchart 2.16—No Audio, Part 2 Continued from “Flowchart 2.15—No Audio, Part 1.” Audio Reload driver in OS audio drivers. configured? Correct Load drivers and drivers for set configuration application? in OS. Connect to external speaker. Replace audio board and speaker Audio? Audio?
Page 49: Flowchart 2.17—Nonfunctioning Device
Troubleshooting Flowchart 2.17—Nonfunctioning Device Nonfunctioning device. Reseat device. Unplug the nonfunctioning device from the computer and inspect cables and plugs for bent or broken pins or other damage. Fix or Clear Any physical replace CMOS. device detected? broken item. Go to “Flowchart 2.9—No Reattach device.
Page 50: Flowchart 2.18—Nonfunctioning Keyboard
Troubleshooting Flowchart 2.18—Nonfunctioning Keyboard Keyboard not operating properly. Connect computer to good external keyboard. External Replace device system works? board. Reseat internal keyboard connector (if applicable). Replace internal keyboard or cable. Done Done Replace system board. 2–24 Maintenance and Service Guide...
Page 51 Troubleshooting Flowchart 2.19—Nonfunctioning Pointing Device Pointing device not operating properly. Connect computer to good external pointing device. Replace External system device board. works? Reseat internal pointing device connector (if applicable). Replace internal pointing device or cable. Done Done Replace system board.
Page 52 Troubleshooting Flowchart 2.20—No Network/Modem Connection No network or modem connection. Network Replace jack or modem jack or have jack active? activated. Connect Digital to nondigital line? line. Reload NIC/modem Done drivers and configured reconfigure. in OS? Disconnect all Replace the power from NIC/modem the computer...
Page 53: Illustrated Parts Catalog
Illustrated Parts Catalog This chapter provides an illustrated parts breakdown and a reference for spare part numbers. 3.1 Serial Number Location When ordering parts or requesting information, provide the computer serial number and model number located on the bottom of the computer. Serial Number Location Maintenance and Service Guide 3–1...
Page 54: Computer Major Components
Illustrated Parts Catalog 3.2 Computer Major Components Computer Major Components 3–2 Maintenance and Service Guide...
Page 55 Illustrated Parts Catalog Table 3-1 Spare Parts: Computer Major Components Spare Part Item Description Number 12.1-inch, WXGA, TFT display assembly (includes 412767-001 wireless antenna transceivers and cables) Refer to Section 3.3, “Display Assembly Components,” for display assembly internal component spare part number information.
Page 56 Illustrated Parts Catalog Computer Major Components 3–4 Maintenance and Service Guide...
Page 57 Illustrated Parts Catalog Table 3-1 Spare Parts: Computer Major Components (Continued) Spare Part Item Description Number Keyboards with pointing stick (includes pointing stick cable) For use in: Brazil 412782-201 Norway 412782-091 The Czech 412782-221 Portugal 412782-131 Republic Russia 412782-251 Denmark 412782-081 Saudi Arabia 412782-171...
Page 58 Illustrated Parts Catalog Computer Major Components 3–6 Maintenance and Service Guide...
Page 59 Illustrated Parts Catalog Table 3-1 Spare Parts: Computer Major Components (Continued) Spare Part Item Description Number Plastics Kit 412764-001 Includes: PC Card slot bezel Bluetooth module cover Hard drive cover Mini Card module cover Memory module cover Not illustrated: Rubber screw caps Computer feet System boards (include thermal grease, alcohol pad, and thermal pad)
Page 60 Illustrated Parts Catalog Computer Major Components 3–8 Maintenance and Service Guide...
Page 61 Illustrated Parts Catalog Table 3-1 Spare Parts: Computer Major Components (Continued) Spare Part Item Description Number Fan/heat sink assembly (includes thermal grease, alcohol pad, and thermal pad) For use in computer models with Intel Pentium M or 412756-001 Celeron M processors For use in computer models with Intel Core Duo 434825-001 processors...
Page 62 Illustrated Parts Catalog Computer Major Components 3–10 Maintenance and Service Guide...
Page 63 Illustrated Parts Catalog Table 3-1 Spare Parts: Computer Major Components (Continued) Spare Part Item Description Number Mini Card WLAN modules 802.11b/g HS WLAN module for use in the countries 407159-001 listed below. These countries are categorized as most of the world 1 (MOW1). Antigua &...
Page 64 Illustrated Parts Catalog Computer Major Components 3–12 Maintenance and Service Guide...
Page 65 Illustrated Parts Catalog Table 3-1 Spare Parts: Computer Major Components (Continued) Spare Part Item Description Number Mini Card WLAN modules (Continued) 802.11b/g LJ WLAN module for use in the ROW 407160-002 countries listed below: China Honduras Qatar Uruguay Ecuador Pakistan South Korea Venezuela Haiti...
Page 66 Illustrated Parts Catalog Computer Major Components 3–14 Maintenance and Service Guide...
Page 67 Illustrated Parts Catalog Table 3-1 Spare Parts: Computer Major Components (Continued) Spare Part Item Description Number Mini Card WLAN modules (Continued) 802.11a/b/g GL WLAN module for use in the countries 407674-002 listed below. These countries are categorized as most of the world (MOW 2). Aruba El Salvador Poland...
Page 68: Display Assembly Components
Illustrated Parts Catalog 3.3 Display Assembly Components 3–16 Maintenance and Service Guide...
Page 69 Illustrated Parts Catalog Table 3-2 Display Assembly Components Spare Part Number Information Spare Part Item Description Number Display bezel 412759-001 Display Inverter 412758-001 Display Hinge Kit 412762-001 12.1-inch WXGA, TFT display panel 412760-001 Display enclosure (includes wireless antenna 412763-001 transceivers and cables) Not illustrated: Display Cable Kit 412765-001...
Page 70: Plastics Kit
Illustrated Parts Catalog 3.4 Plastics Kit 3–18 Maintenance and Service Guide...
Page 71 Illustrated Parts Catalog Table 3-3 Plastics Kit Spare Part Number Information Spare Part Item Description Number Plastics Kit 412764-001 Includes: PC Card slot bezel Hard drive spacer Hard drive cover (includes 2 captive screws, captured by C-clips) Bluetooth module cover (includes 1 captive screw, captured by a C clip) Mini Card module compartment cover (includes 1 captive screw, captured by a C-clip)
Page 72: Cable Kit
Illustrated Parts Catalog 3.5 Cable Kit Table 3-4 Cable Kit Spare Part Number Information Spare Part Item Description Number Cable Kit 412753-001 Includes: Pointing stick cable LED board cable Fingerprint reader board cable Modem cable Bluetooth module cable 3–20 Maintenance and Service Guide...
Page 73: Mass Storage Devices
Illustrated Parts Catalog 3.6 Mass Storage Devices Table 3-5 Mass Storage Devices Spare Part Number Information Spare Part Item Description Number Optical drives (include bezel) DVD±RW and CD-RW Double-Layer Combo Drive 412778-001 DVD±RW and CD-RW Combo Drive 412777-001 DVD-ROM drive 412776-001 Hard drives (all 4200 rpm;...
Page 74: Miscellaneous (Not Illustrated)
Illustrated Parts Catalog 3.7 Miscellaneous (Not Illustrated) Table 3-6 Miscellaneous (Not Illustrated) Spare Part Information Spare Part Description Number 65-watt AC adapter 412786-001 External MultiBay II 366143-001 External MultiBay II power cable and stand 366144-001 HP Extended Life Battery 367456-001 Docking Station 412787-001 Docking Station II...
Page 75 Illustrated Parts Catalog Table 3-6 Miscellaneous (Not Illustrated) Spare Part Information (Continued) Spare Part Description Number Power cords: For use in the United States 350055-001 For use in Australia 350055-011 For use in Europe 350055-021 For use in the United Kingdom 350055-031 For use in Italy 350055-061...
Page 76: Sequential Part Number Listing
Illustrated Parts Catalog 3.8 Sequential Part Number Listing Table 3-7 Sequential Part Number Listing Spare Part Number Description 325814-001 Nylon carrying case 350055-001 Power cord for use in the United States 350055-011 Power cord for use in Australia 350055-021 Power cord for use in Europe 350055-031 Power cord for use in the United Kingdom 350055-61...
Page 77 Illustrated Parts Catalog Table 3-7 Sequential Part Number Listing (Continued) Spare Part Number Description 398979-001 Modem module 407159-001 802.11b/g HS WLAN module for use in the MOW1 countries listed below: Antigua & Canada Panama Paraguay Barbuda Chile India Saudi Argentina Arabia Dominican Indonesia...
Page 78 Illustrated Parts Catalog Table 3-7 Sequential Part Number Listing (Continued) Spare Part Number Description 407160-002 802.11b/g LJ WLAN module for use in the ROW countries listed below: China Honduras Qatar Uruguay Ecuador Pakistan South Korea Venezuela Haiti Peru 407160-291 802.11b/g LJ WLAN module for use in Japan 407674-001 802.11a/b/g GL WLAN module for use in the MOW1 countries listed below:...
Page 79 Illustrated Parts Catalog Table 3-7 Sequential Part Number Listing (Continued) Spare Part Number Description 407674-002 802.11a/b/g GL WLAN module for use in the MOW2 countries listed below: Aruba El Salvador Poland Norway Austria Estonia Portugal Oman Azerbaijan Finland Romania Slovenia Bahrain France Russia...
Page 80 Illustrated Parts Catalog Table 3-7 Sequential Part Number Listing (Continued) Spare Part Number Description 412756-001 Fan/heat sink assembly for use in computer models with Intel Pentium M or Celeron M processors (includes thermal grease, alcohol pad, and thermal pad) 412757-001 Display switch module 412758-001 Display Inverter...
Page 81 Illustrated Parts Catalog Table 3-7 Sequential Part Number Listing (Continued) Spare Part Number Description 412776-001 DVD-ROM drive 412777-001 DVD±RW and CD-RW Combo Drive 412778-001 DVD±RW and CD-RW Double-Layer Combo Drive 412779-001 3-cell, 28.8-WHr battery 412781-001 Smart card 412782-001 Keyboard with pointing stick for use in the United States (includes pointing stick cable) 412782-021 Keyboard with pointing stick for use internationally (includes...
Page 82 Illustrated Parts Catalog Table 3-7 Sequential Part Number Listing (Continued) Spare Part Number Description 412782-121 Keyboard with pointing stick for use in French Canada (includes pointing stick cable) 412782-131 Keyboard with pointing stick for use in Portugal (includes pointing stick cable) 412782-141 Keyboard with pointing stick for use in Turkey (includes pointing stick cable)
Page 83 Illustrated Parts Catalog Table 3-7 Sequential Part Number Listing (Continued) Spare Part Number Description 412782-AB1 Keyboard with pointing stick for use in Taiwan (includes pointing stick cable) 412782-AD1 Keyboard with pointing stick for use in Korea (includes pointing stick cable) 412782-BA1 Keyboard with pointing stick for use in Slovenia (includes pointing stick cable)
Page 84 Illustrated Parts Catalog Table 3-7 Sequential Part Number Listing (Continued) Spare Part Number Description 412792-001 System board equipped with an Intel Pentium M 1200 (1.20-GHz) processor (includes thermal grease, alcohol pad, and thermal pad) 412793-001 Speaker 412794-001 PC Card assembly 417395-001 Screw Kit 417396-001...
Page 85: Removal And Replacement Preliminaries
Removal and Replacement Preliminaries This chapter provides essential information for proper and safe removal and replacement service. 4.1 Tools Required You will need the following tools to complete the removal and replacement procedures: ■ Magnetic screwdriver ■ Phillips P0 and P1 screwdrivers ■...
Page 86: Service Considerations
Removal and Replacement Preliminaries 4.2 Service Considerations The following sections include some of the considerations that you should keep in mind during disassembly and assembly procedures. ✎ As you remove each subassembly from the computer, place the subassembly (and all accompanying screws) away from the work area to prevent damage.
Page 87: Preventing Damage To Removable Drives
Removal and Replacement Preliminaries 4.3 Preventing Damage to Removable Drives Removable drives are fragile components that must be handled with care. To prevent damage to the computer, damage to a removable drive, or loss of information, observe the following precautions: ■...
Page 88: Preventing Electrostatic Damage
Removal and Replacement Preliminaries 4.4 Preventing Electrostatic Damage Many electronic components are sensitive to electrostatic discharge (ESD). Circuitry design and structure determine the degree of sensitivity. Networks built into many integrated circuits provide some protection, but in many cases, the discharge contains enough power to alter device parameters or melt silicon junctions.
Page 89: Packaging And Transporting Precautions
Removal and Replacement Preliminaries 4.5 Packaging and Transporting Precautions Use the following grounding precautions when packaging and transporting equipment: ■ To avoid hand contact, transport products in static-safe containers, such as tubes, bags, or boxes. ■ Protect all electrostatic-sensitive parts and assemblies with conductive or approved containers or packaging.
Page 90: Workstation Precautions
Removal and Replacement Preliminaries 4.6 Workstation Precautions Use the following grounding precautions at workstations: ■ Cover the workstation with approved static-shielding material Table 4-2, “Static-Shielding Materials” (refer to ■ Use a wrist strap connected to a properly grounded work surface and use properly grounded tools and equipment. ■...
Page 91: Grounding Equipment And Methods
Removal and Replacement Preliminaries 4.7 Grounding Equipment and Methods Grounding equipment must include either a wrist strap or a foot strap at a grounded workstation. ■ When seated, wear a wrist strap connected to a grounded system. Wrist straps are flexible straps with a minimum of one megohm ±10% resistance in the ground cords.
Page 92: Typical Electrostatic Voltage Levels
Removal and Replacement Preliminaries Table 4-1 shows how humidity affects the electrostatic voltage levels generated by different activities. Table 4-1 Typical Electrostatic Voltage Levels Relative Humidity Event Walking across carpet 35,000 V 15,000 V 7,500 V Walking across vinyl floor 12,000 V 5,000 V 3,000 V...
Page 93: Removal And Replacement Procedures
Removal and Replacement Procedures This chapter provides removal and replacement procedures. There are as many as 61 screws, in 8 different sizes, that must be removed, replaced, or loosened when servicing the computer. Make special note of each screw size and location during removal and replacement.
Page 94: Serial Number
Removal and Replacement Procedures 5.1 Serial Number Report the computer serial number to HP when requesting information or ordering spare parts. The serial number is located on the bottom of the computer. Serial Number Location 5–2 Maintenance and Service Guide...
Page 95: Disassembly Sequence Chart
Removal and Replacement Procedures 5.2 Disassembly Sequence Chart Use the chart below to determine the section number to be referenced when removing computer components. Disassembly Sequence Chart Section Description # of Screws Removed Preparing the Computer for Disassembly Battery Hard Drive 2 loosened to remove the hard drive cover 1 loosened to disconnect the...
Page 96 Removal and Replacement Procedures Disassembly Sequence Chart (Continued) Section Description # of Screws Removed Bluetooth Module 1 loosened to remove the Bluetooth module cover 1 removed to remove the Bluetooth module 5.10 Optical Drive 2 to remove the optical drive 2 to remove the optical drive bracket 5.11...
Page 97: Preparing The Computer For Disassembly
Removal and Replacement Procedures 5.3 Preparing the Computer for Disassembly Before you begin any removal or installation procedures: 1. Shut down the computer. If you are unsure whether the computer is off or in hibernation, turn the computer on, and then shut it down through the operating system. 2.
Page 98 Removal and Replacement Procedures 4. Remove the battery by following these steps: a. Turn the computer upside down with the rear panel toward you. b. Slide and hold the battery release latches 1 toward the outside edges of the computer. c.
Page 99: Hard Drive
Removal and Replacement Procedures 5.4 Hard Drive Hard Drive Spare Part Number Information Hard drives (all 4200 rpm; include hard drive bracket, rubber hard drive spacer, and hard drive cable) 80 GB 438385-001 60 GB 412774-001 40 GB 412773-001 30 GB 412772-001 1.
Page 100 Removal and Replacement Procedures 5. Loosen the Phillips PM2.0×5.0 hard drive retention screw 1. 6. Disconnect the hard drive connector 2 from the system board. Removing the Hard Drive 5–8 Maintenance and Service Guide...
Page 101 Removal and Replacement Procedures 7. Remove the two Phillips PM2.0×5.0 hard drive bracket screws 1 that secure the hard drive bracket to the computer. 8. Lift the bracket 2 straight up and remove it. Removing the Hard Drive Bracket 9. Remove the hard drive from the hard drive bay. Removing the Hard Drive Maintenance and Service Guide 5–9...
Page 102 Removal and Replacement Procedures 10. If it is necessary to replace the hard drive spacer, remove the spacer from the hard drive. Removing the Hard Drive Spacer Reverse the above procedure to reassemble and install the hard drive. 5–10 Maintenance and Service Guide...
Page 103: Computer Feet
Removal and Replacement Procedures 5.5 Computer Feet The computer feet are adhesive-backed rubber pads. The feet are included in the Plastics Kit, spare part number 412764-001. Replacing the Computer Feet Maintenance and Service Guide 5–11...
Page 104: External Memory Module
Removal and Replacement Procedures 5.6 External Memory Module Memory Module Spare Part Number Information DDR2, PC2-5300 memory modules 2048 MB 412771-001 1024 MB 412770-001 512 MB 412769-001 256 MB 412768-001 1. Prepare the computer for disassembly (refer to Section 5.3). 2.
Page 105 Removal and Replacement Procedures 5. Spread the retaining tabs 1 on each side of the memory module socket to release the memory module. (The edge of the module opposite the socket rises away from the computer.) 6. Slide the module 2 away from the socket at an angle. 7.
Page 106: Mini Card Wlan Module
Removal and Replacement Procedures 5.7 Mini Card WLAN Module Mini Card WLAN Module Spare Part Number Information 802.11b/g HS WLAN module for use in the most of the world 1 407159-001 (MOW1) countries listed below: Antigua & Barbuda Chile Panama Paraguay Argentina Dominican...
Page 107 Removal and Replacement Procedures Mini Card WLAN Module Spare Part Number Information (Continued) 802.11b/g LJ WLAN module for use in the ROW countries listed 407160-002 below: China Honduras Qatar Uruguay Ecuador Pakistan South Korea Venezuela Haiti Peru 802.11b/g LJ WLAN module for use in Japan 407160-291 802.11a/b/g GL WLAN module for use in the MOW1 countries 407674-001...
Page 108 Removal and Replacement Procedures Mini Card WLAN Module Spare Part Number Information (Continued) 802.11a/b/g GL WLAN module for use in the MOW2 countries 407674-002 listed below: Aruba Estonia Poland Norway Austria Finland Portugal Oman France Romania Slovenia Azerbaijan Bahrain Georgia Russia South Africa Belgium...
Page 109 Removal and Replacement Procedures 1. Prepare the computer for disassembly (Section 5.3). 2. Loosen the Phillips PM2.0×5.0 screw 1 that secures the Mini Card module compartment cover to the computer. 3. Lift the front edge of the cover 2 and swing it up and toward the back of the computer.
Page 110 Removal and Replacement Procedures 5. Make note of which wireless antenna cable is attached to which antenna clip on the Mini Card WLAN module before disconnecting the cables, then disconnect the auxiliary and main wireless antenna cables 1 from the Mini Card WLAN module.
Page 111 Removal and Replacement Procedures 7. Remove the Mini Card WLAN module by lifting the left edge of the module 1 until it rests at an angle, and then pulling the module 2 away from the socket at an angle. ✎ Mini Card modules are designed with a notch 3 to prevent incorrect installation into the Mini Card socket.
Page 112: Rtc Battery
Removal and Replacement Procedures 5.8 RTC Battery RTC Battery Module Spare Part Number Information RTC battery 412784-001 1. Prepare the computer for disassembly (Section 5.3). 2. Remove the Mini Card WLAN module (Section 5.7). 3. Disconnect the RTC battery cable 1 from the system board. 4.
Page 113: Bluetooth Module
Removal and Replacement Procedures 5.9 Bluetooth Module Bluetooth Module Spare Part Number Information Bluetooth module (includes Bluetooth module cable) 412766-002 1. Prepare the computer for disassembly (refer to Section 5.3). 2. Loosen the Phillips PM2.0×5.0 screw 1 that secures the Bluetooth module cover to the computer.
Page 114 Removal and Replacement Procedures 5. Disconnect the Bluetooth module cable from the Bluetooth module 1 and the system board 2. ✎ The Bluetooth module cable is included with the Bluetooth module spare part kit and is also available in the Cable Kit, spare part number 412753-001.
Page 115 Removal and Replacement Procedures 6. Remove the Phillips PM2.0×3.0 screw 1 that secures the Bluetooth module to the Bluetooth module cover. 7. Remove the Bluetooth module 2 from the Bluetooth module cover. ✎ The Bluetooth module cover is available in the Plastics Kit, spare part number 412753-001.
Page 116: Optical Drive
Removal and Replacement Procedures 5.10 Optical Drive Optical Drive Spare Part Number Information DVD±RW and CD-RW Double-Layer Combo Drive 412778-001 DVD±RW and CD-RW Combo Drive 412777-001 DVD-ROM drive 412776-001 1. Prepare the computer for disassembly (Section 5.3). 2. Position the computer with left side toward you. 5–24 Maintenance and Service Guide...
Page 117 Removal and Replacement Procedures 3. Remove the Torx8 T8M2.5×7.0 screw 1 and the Torx8 T8M2.5×4.0 screw 2 that secure the optical drive to the computer. 4. Insert a thin tool, such as a paper clip 3, into the media tray release hole.
Page 118 Removal and Replacement Procedures 6. If it is necessary to replace the optical drive bracket, remove the two Phillips PM2.0×3.0 screws 1 that secure the bracket to the optical drive. 7. Remove the optical drive bracket 2. Removing the Optical Drive Bracket Reverse the above procedure to reassemble and install an optical drive.
Page 119: Switch Cover
Removal and Replacement Procedures 5.11 Switch Cover Switch Cover Spare Part Number Information Switch cover (includes LED board and LED board cable) 412754-001 1. Prepare the computer for disassembly (Section 5.3). 2. Use a thin flat-bladed tool to release the four tabs on the switch cover from the base enclosure.
Page 120 Removal and Replacement Procedures 3. Turn the computer display-side up with the front toward you. 4. Open the computer as far as it will open. 5. Lift the left and right hinge cover sections of the switch cover to disengage the switch cover from the computer. Releasing the Switch Cover, Part 2 5–28 Maintenance and Service Guide...
Page 121 Removal and Replacement Procedures 6. Release the zero insertion force (ZIF) connector 1 to which the LED board cable is connected and disconnect the LED board cable 2 from the LED board. Removing the Switch Cover 7. Remove the switch cover. Reverse the above procedure to install the switch cover.
Page 122: Keyboard
Removal and Replacement Procedures 5.12 Keyboard Keyboard Spare Part Number Information Keyboards with pointing stick (includes pointing stick cable) For use in: Brazil 412782-201 Latin America 412782-161 The Czech Republic 412782-221 Norway 412782-091 Denmark 412782-081 Portugal 412782-131 Europe (A4) 412782-A41 Russia 412782-251 France...
Page 123 Removal and Replacement Procedures 3. Remove the five Torx8 T8M2.5×7.0 screws that secure the keyboard to the computer. Removing the Keyboard Screws Maintenance and Service Guide 5–31...
Page 124 Removal and Replacement Procedures 4. Turn the computer display-side up with the front toward you. 5. Open the computer as far as possible. 6. Lift the rear edge of the keyboard 1 and slide it back until the keyboard cable 2 and pointing stick cable 3 are accessible. Releasing the Keyboard 5–32 Maintenance and Service Guide...
Page 125 Removal and Replacement Procedures 7. Release the ZIF connector 1 to which the keyboard cable is attached and disconnect the keyboard cable 2. 8. Release the ZIF connector 3 to which the pointing stick cable is attached and disconnect the pointing stick cable 4. 9.
Page 126 Removal and Replacement Procedures 11. If it is necessary to replace the LED board cable, release the ZIF connector 1 to which the LED board cable is attached and disconnect the LED board cable 2 from the system board. 12. Remove the LED board cable 3. ✎...
Page 127: Display Assembly
Removal and Replacement Procedures 5.13 Display Assembly Display Assembly Spare Part Number Information 12.1-inch, WXGA, TFT display assembly (includes wireless 412767-001 antenna transceivers and cables) 1. Prepare the computer for disassembly (Section 5.3). 2. Disconnect the wireless antenna cables from the Mini Card WLAN module (Section 5.7).
Page 128 Removal and Replacement Procedures 7. Turn the computer display-side up with the front toward you. 8. Open the computer as far as it will open. 9. Remove the Torx8 T8M2.5×7.0 screw 1 that secures the display ground cable to the computer. 10.
Page 129 Removal and Replacement Procedures Ä CAUTION: Support the display assembly when removing the following screws. Failure to support the display assembly can result in damage to the display assembly and other computer components. 12. Disconnect the display lid switch module cable 1 from the system board.
Page 130 Removal and Replacement Procedures Display Assembly Components Spare Part Number Information Spare Part Description Number Display bezel 412759-001 Display Inverter 412758-001 Display Hinge Kit 412762-001 12.1-inch WXGA, TFT display panel 412760-001 Display enclosure 412763-001 Display Cable Kit 412765-001 Display Screw Kit 412761-001 Display Rubber Kit (includes all display bezel rubber screw 417396-001...
Page 131 Removal and Replacement Procedures 15. Remove the six rubber screw covers 1 and the six Torx5 T5M2.0×5.0 screws 2 that secure the display bezel to the display assembly. ✎ The display bezel rubber screw covers are available in the Display Rubber Kit, spare part number 417396-001. All screws used in the display assembly are available in the Display Screw Kit, spare part number 412761-001.
Page 132: Display Assembly Subcomponents
Removal and Replacement Procedures Display Assembly Subcomponents Spare Part Number Information Display bezel 412759-001 16. Flex the insides edges of the left and right sides 1 and the top and bottom sides 2 of the display bezel until the bezel disengages from the display enclosure.
Page 133 Removal and Replacement Procedures Display Assembly Subcomponents Spare Part Number Information Display Inverter 412758-001 18. Disconnect the backlight 1 and display cables 2 from the inverter. 19. Remove the display inverter 3. Removing the Display Inverter Maintenance and Service Guide 5–41...
Page 134 Removal and Replacement Procedures Display Assembly Subcomponents Spare Part Number Information 12.1-inch WXGA, TFT display panel 412760-001 20. Remove the four Torx5 T5M2.0×5.0 screws 1 that secure the display panel to the display enclosure. 21. Remove the display panel 2 from the display enclosure. Removing the Display Panel 5–42 Maintenance and Service Guide...
Page 135 Removal and Replacement Procedures Display Assembly Subcomponents Spare Part Number Information Display Hinge Kit 412762-001 22. If it is necessary to replace the display hinges, remove the Phillips PM2.0×3.0 screws 1 that secure each hinge to the display panel. 23. Remove the display hinges 2. Removing the Display Hinges Reverse the above procedure to reassemble and install the display assembly...
Page 136: Top Cover
Removal and Replacement Procedures 5.14 Top Cover Top Cover Spare Part Number Information Top cover (includes TouchPad) 412788-001 1. Prepare the computer for disassembly (Section 5.3), and then remove the following components: a. Hard drive (Section 5.4) b. Optical drive (Section 5.10) c.
Page 137 Removal and Replacement Procedures 3. Remove the following: 1 Four rubber screw covers 2 Five Torx8 T8M2.5×4.0 screws that secure the top cover to the base enclosure 3 Three Torx8 T8M2.5×7.0 screw that secures the top cover to the base enclosure ✎...
Page 138 Removal and Replacement Procedures 4. Turn the computer right-side up with the front toward you. 5. Remove the Phillips PM2.0×4.0 screw 1 and the two Torx8 T8M2.5×7.0 screws 2 that secure the top cover to the computer. Removing the Top Cover Screws, Part 2 6.
Page 139 Removal and Replacement Procedures 7. Release the ZIF connector 1 to which the fingerprint reader board cable is attached and disconnect the fingerprint reader board cable 2 from the system board. Disconnecting the Fingerprint Reader Board Cable 8. Remove the top cover. Reverse the above procedure to install the top cover.
Page 140: Fingerprint Reader Board
Removal and Replacement Procedures 5.15 Fingerprint Reader Board Fingerprint Reader Board Spare Part Number Information Fingerprint reader board 412755-001 1. Prepare the computer for disassembly (Section 5.3), and then remove the following components: a. Hard drive (Section 5.4) b. Optical drive (Section 5.10) c.
Page 141 Removal and Replacement Procedures 3. Release the ZIF connector 1 to which the fingerprint reader board cable is connected and disconnect the fingerprint reader board cable 2. 4. Remove the two Phillips PM2.0×2.0 screws 3 that secure the fingerprint reader board cable to the top cover. 5.
Page 142: System Board
Removal and Replacement Procedures 5.16 System Board System Board Spare Part Number Information Equipped with an Intel Core Duo U7600 (1.20-GHz) processor 454164-001 Equipped with an Intel Core Duo U2500 (1.20-GHz) processor 434405-001 Equipped with an Intel Core Duo U2400 (1.06-GHz) processor 444814-001 Equipped with an Intel Pentium M 1200 (1.20-GHz) processor 412792-001...
Page 143 Removal and Replacement Procedures 2. Turn the computer upside down with the rear panel toward you. 3. Disconnect the fan cable from the system board. Disconnecting the Fan Cable Maintenance and Service Guide 5–51...
Page 144 Removal and Replacement Procedures 4. Turn the computer right-side up with the front toward you. 5. Press the PC Card eject button 1 once to release the button, then press the button again to eject the PC Card slot bezel 2 from the PC Card slot.
Page 145 Removal and Replacement Procedures 6. Disconnect the LED board cable 1 and the speaker cable 2 from the system board. Disconnecting the LED Board Cable and the Speaker Cable Maintenance and Service Guide 5–53...
Page 146 Removal and Replacement Procedures 7. Remove the three Torx8 T8M2.5×7.0 screws 1 and the two Torx8 T8M2.0×10.0 screws 2 that secure the system board to the base enclosure. Removing the System Board Screws 5–54 Maintenance and Service Guide...
Page 147 Removal and Replacement Procedures 8. Use the optical drive connector 1 to lift the left side of the system board 2 until it rests at an angle. 9. Slide the system board 3 to the left at an angle and remove it from the base enclosure.
Page 148: Pc Card Assembly
Removal and Replacement Procedures 5.17 PC Card Assembly PC Card Assembly Spare Part Number Information PC Card assembly 412794-001 1. Prepare the computer for disassembly (Section 5.3), and then remove the following components: a. Hard drive (Section 5.4) b. Bluetooth board (Section 5.9) c.
Page 149 Removal and Replacement Procedures 2. Disengage the hooks 1 on the PC Card assembly from the slots on the PC Card connector 2 and remove the PC Card assembly 3 from the system board. Removing the PC Card Assembly Reverse the above procedure to install the PC Card assembly. Maintenance and Service Guide 5–57...
Page 150: Modem Module
Removal and Replacement Procedures 5.18 Modem Module Modem Module Spare Part Number Information Modem module 398979-001 1. Prepare the computer for disassembly (Section 5.3), and then remove the following components: a. Hard drive (Section 5.4) b. Bluetooth board (Section 5.9) c.
Page 151 Removal and Replacement Procedures 3. Remove the two Phillips PM2.0×3.0 screws 1 that secure the modem module to the system board. 4. Lift the rear edge of the modem module 2 to disconnect it from the system board. 5. Disconnect the modem module cable 3 from the modem module.
Page 152: Speaker
Removal and Replacement Procedures 5.19 Speaker Speaker Spare Part Number Information Speaker 412793-001 1. Prepare the computer for disassembly (Section 5.3), and then remove the following components: a. Hard drive (Section 5.4) b. Bluetooth board (Section 5.9) c. Optical drive (Section 5.10) d.
Page 153 Removal and Replacement Procedures 2. Remove the Torx8 T8M2.5×4.0 screw 1 that secures the speaker to the base enclosure. 3. Remove the speaker 2 from the base enclosure. Removing the Speaker Reverse the above procedure to install the speaker. Maintenance and Service Guide 5–61...
Page 154: Fan/Heat Sink Assembly
Removal and Replacement Procedures 5.20 Fan/Heat Sink Assembly Fan/Heat Sink Assembly Assembly Spare Part Number Information Fan/heat sink assembly for use in computer models with Intel 412756-001 Pentium M or Celeron M processors Fan/heat sink assembly for use in computer models with Intel 434825-001 Core Duo processors 1.
Page 155 Removal and Replacement Procedures 2. Remove the Torx8 T8M2.5×7.0 screw 1 that secures the fan/heat sink assembly to the base enclosure. 3. Remove the fan/heat sink assembly 2 from the base enclosure. Removing the Fan/Heat Sink Assembly Reverse the above procedure to install the fan/heat sink assembly. Maintenance and Service Guide 5–63...
Page 156 Removal and Replacement Procedures ✎ The thermal paste should be thoroughly cleaned from the surfaces of the fan/heat sink assembly 1 and processor 2 each time the fan/heat sink assembly is removed. The thermal pads should be thoroughly cleaned from the surfaces of the fan/heat sink assembly 3 and video chip 4 each time the fan/heat sink assembly is removed.
Page 157 Specifications This chapter provides physical and performance specifications. Table 6-1 Computer Dimensions Metric U.S. Height (front to back) 2.48 to 3.21 cm 0.98 to 1.26 in Width 28.23 cm 11.1 in Depth 21.28 cm 8.38 in Weight With optical drive, WLAN, and 1.84 kg 4.06 lbs 9-cell battery...
Page 158 Specifications Table 6-1 Computer (Continued) Temperature Operating (not writing to 0°C to 35°C 32°F to 95°F optical disc) Operating (writing to optical disc) 5°C to 35°C 41°F to 95°F Nonoperating -20°C to 60°C -4°F to 140°F Relative humidity (noncondensing) Operating 10% to 90% 10% to 90% Nonoperating...
Page 159 Specifications Table 6-2 12.1-inch, WXGA Dimensions Height 16.9 cm 6.7 in Width 26.2 cm 10.3 in Diagonal 30.8 cm 12.1 in Number of colors Up to 16.8 million Contrast ratio 250:1 Brightness 180 nits typical Pixel resolution Pitch 0.279 × 0.279 mm Format 1280 ×...
Page 160: Hard Drives
Specifications Table 6-3 Hard Drives 80-GB* 60-GB* 40-GB* 30-GB* Dimensions Height 9.5 mm 9.5 mm 9.5 mm 9.5 mm Width 70 mm 70 mm 70 mm 70 mm Weight 99 g 99 g 99 g 99 g Interface type SATA SATA SATA SATA...
Page 161 Specifications Table 6-4 DVD±RW and CD-RW Combo Drive Applicable disc Read: Write: DVD-R, DVD-RW, CD-R and CD-RW DVD-ROM (DVD-5, DVD-9, DVD-R and DVD-10, DVD-18), DVD-RW CD-ROM (Mode 1 and 2) CD Digital Audio CD-XA ready (Mode 2, Form 1 and 2) CD-I ready (Mode 2, Form 1 and 2) CD-R, CD-RW...
Page 162 Specifications Table 6-4 DVD±RW and CD-RW Combo Drive (Continued) Disc thickness 1.2 mm (0.047 in) Track pitch 0.74 µm Access time Random < 175 ms < 230 ms Full stroke < 285 ms < 335 ms Audio output level Audio-out, 0.7 Vrms Cache buffer 2 MB Data transfer rate...
Page 163 Specifications Table 6-5 DVD-ROM Drive Applicable disc Read: DVD-ROM (DVD-5, DVD-9, DVD-10, DVD-18) CD-ROM (Mode 1 and 2) CD Digital Audio CD-XA ready (Mode 2, Form 1 and 2) CD-I ready (Mode 2, Form 1 and 2) CD-R CD-RW Photo CD (single and multisession) CD-Bridge Center hole diameter 1.5 cm (0.59 in)
Page 164: System Dma
Specifications Table 6-6 System DMA Hardware DMA System Function DMA0 Not applicable DMA1* Not applicable DMA2* Not applicable DMA3 Not applicable DMA4 Direct memory access controller DMA5* Available for PC Card DMA6 Not assigned DMA7 Not assigned *PC Card controller can use DMA 1, 2, or 5. 6–8 Maintenance and Service Guide...
Page 165: System Interrupts
Specifications Table 6-7 System Interrupts Hardware IRQ System Function IRQ0 System timer IRQ1 Standard 101-/102-Key or Microsoft Natural Keyboard IRQ2 Cascaded IRQ3 Intel 82801DB/DBM USB2 Enhanced Host Controller—24CD IRQ4 COM1 IRQ5* Conexant AC—Link Audio Intel 82801DB/DBM SMBus Controller—24C3 Data Fax Modem with SmartCP IRQ6 Diskette drive IRQ7*...
Page 166 Specifications Table 6-7 System Interrupts (Continued) IRQ11 Intel USB EHCI controller—24CD Intel USB UHCI controller—24C4 Intel USB UHCI controller—24C7 Intel Pro/Wireless 2200BG TI OHCI 1394 host controller TI PCI1410 CardBus controller IRQ12 Synaptics PS/2 TouchPad IRQ13 Numeric data processor IRQ14 Primary IDE channel IRQ15 Secondary IDE channel...
Page 167 Specifications Table 6-8 System I/O Addresses I/O Address (hex) System Function (shipping configuration) 000 - 00F DMA controller no. 1 010 - 01F Unused 020 - 021 Interrupt controller no. 1 022 - 024 Opti chipset configuration registers 025 - 03F Unused 02E - 02F 87334 “Super I/O”...
Page 168 Specifications Table 6-8 System I/O Addresses (Continued) I/O Address (hex) System Function (shipping configuration) 0A2 - 0BF Unused 0C0 - 0DF DMA controller no. 2 0E0 - 0EF Unused 0F0 - 0F1 Coprocessor busy clear/reset 0F2 - 0FF Unused 100 - 16F Unused 170 - 177 Secondary fixed disk controller...
Page 169 Specifications Table 6-8 System I/O Addresses (Continued) I/O Address (hex) System Function (shipping configuration) 2F0 - 2F7 Unused 2F8 - 2FF Infrared port 300 - 31F Unused 320 - 36F Unused 370 - 377 Secondary diskette drive controller 378 - 37F Parallel port (LPT1/default) 380 - 387 Unused...
Page 170: System Memory Map
Specifications Table 6-9 System Memory Map Size Memory Address System Function 640 KB 00000000-0009FFFF Base memory 128 KB 000A0000-000BFFFF Video memory 48 KB 000C0000-000CBFFF Video BIOS 160 KB 000C8000-000E7FFF Unused 64 KB 000E8000-000FFFFF System BIOS 15 MB 00100000-00FFFFFF Extended memory 58 MB 01000000-047FFFFF Super extended memory...
Page 171: Screw Listing
Screw Listing This appendix provides specification and reference information for the screws used in the computer. All screws listed in this appendix are available in the Screw Kit, spare part number 417395-001, and the Display Screw Kit, spare part number 412761-001.
Page 172 Screw Listing Table A-1 Phillips PM2.0×5.0 Screw Head Color Qty. Length Thread Width Black 5.0 mm 2.0 mm 5.0 mm Where used: Two screws that secure the hard drive cover to the computer (screws are captured on the cover by C-clips; documented in Section 5.4) One screw that secures the memory module compartment cover to the...
Page 173 Screw Listing Table A-1 Phillips PM2.0×5.0 Screw (Continued) Head Color Qty. Length Thread Width Black 5.0 mm 2.0 mm 5.0 mm Where used: One screw that secures the hard drive connector to the system board (screw is captured on the connector by a C-clip; documented in Section 5.4) Two screws that secure the hard drive bracket to the computer (screws are...
Page 174 Screw Listing Table A-2 Phillips PM2.0×3.0 Screw Head Color Qty. Length Thread Width Silver 3.0 mm 2.0 mm 4.0 mm Where used: 2 screws that secure the Mini Card WLAN module to the computer (documented Section 5.7) Phillips PM2.0×3.0 Screw Locations A–4 Maintenance and Service Guide...
Page 175 Screw Listing Table A-2 Phillips PM2.0×3.0 Screw (Continued) Head Color Qty. Length Thread Width Silver 3.0 mm 2.0 mm 4.0 mm Where used: One screw that secures the Bluetooth module to the computer (documented in Section 5.9) Phillips PM2.0×3.0 Screw Location Maintenance and Service Guide A–5...
Page 176 Screw Listing Table A-2 Phillips PM2.0×3.0 Screw (Continued) Head Color Qty. Length Thread Width Silver 3.0 mm 2.0 mm 4.0 mm Where used: 2 screws that secure the optical drive bracket to the optical drive (documented in Section 5.10) Phillips PM2.0×3.0 Screw Locations A–6 Maintenance and Service Guide...
Page 177 Screw Listing Table A-2 Phillips PM2.0×3.0 Screw (Continued) Head Color Qty. Length Thread Width Silver 3.0 mm 2.0 mm 4.0 mm Where used: 4 screws that secure the display hinges to the display panel (documented in Section 5.13) Phillips PM2.0×3.0 Screw Locations Maintenance and Service Guide A–7...
Page 178 Screw Listing Table A-2 Phillips PM2.0×3.0 Screw (Continued) Head Color Qty. Length Thread Width Silver 3.0 mm 2.0 mm 4.0 mm Where used: 2 screws that secure the modem module bracket to the system board (documented in Section 5.18) Phillips PM2.0×3.0 Screw Locations A–8 Maintenance and Service Guide...
Page 179 Screw Listing Table A-3 Torx8 T8M2.5×7.0 Screw Head Color Qty. Length Thread Width Black 7.0 mm 2.5 mm 5.0 mm Where used: One screw that secures the optical drive to the computer (documented in Section 5.10) Five screws that secure the keyboard to the system board (documented in Section 5.12) Two screws that secure the display assembly to the computer (documented...
Page 180 Screw Listing Table A-3 Torx8 T8M2.5×7.0 Screw (Continued) Head Color Qty. Length Thread Width Black 7.0 mm 2.5 mm 5.0 mm Where used: One screw that secures the display ground cable screw to the computer (documented in Section 5.13) Two screws that secure the display assembly to the computer (documented Section 5.13) Torx8 T8M2.5×7.0 Screw Locations...
Page 181 Screw Listing Table A-3 Torx8 T8M2.5×7.0 Screw (Continued) Head Color Qty. Length Thread Width Black 7.0 mm 2.5 mm 5.0 mm Where used: 3 screws that secure the top cover to the computer (documented in Section 5.14) Torx8 T8M2.5×7.0 Screw Locations Maintenance and Service Guide A–11...
Page 182 Screw Listing Table A-3 Torx8 T8M2.5×7.0 Screw (Continued) Head Color Qty. Length Thread Width Black 7.0 mm 2.5 mm 5.0 mm Where used: 2 screws that secure the top cover to the computer (documented in Section 5.14) Torx8 T8M2.5×7.0 Screw Locations A–12 Maintenance and Service Guide...
Page 183 Screw Listing Table A-3 Torx8 T8M2.5×7.0 Screw (Continued) Head Color Qty. Length Thread Width Black 7.0 mm 2.5 mm 5.0 mm Where used: 3 screws that secure the system board to the computer (documented in Section 5.16) Torx8 T8M2.5×7.0 Screw Locations Maintenance and Service Guide A–13...
Page 184 Screw Listing Table A-4 Torx5 T5M2.0×5.0 Screw Head Color Qty. Length Thread Width Black 5.0 mm 2.0 mm Where used: 6 screws that secure the display bezel to the display assembly (documented in Section 5.13) Torx5 T5M2.0×5.0 Screw Locations A–14 Maintenance and Service Guide...
Page 185 Screw Listing Table A-4 Torx5 T5M2.0×5.0 Screw (Continued) Head Color Qty. Length Thread Width Black 5.0 mm 2.0 mm Where used: 4 screws that secure the display panel to the display enclosure (documented in Section 5.13) Torx5 T5M2.0×5.0 Screw Locations Maintenance and Service Guide A–15...
Page 186 Screw Listing Table A-5 Torx8 T8M2.5×4.0 Screw Head Color Qty. Length Thread Width Black 4.0 mm 2.5 mm Where used: Five screws that secure the top cover to the computer (documented in Section 5.14) One screw that secures the optical drive to the computer (documented in Section 5.10) Torx8 T8M2.5×4.0 Screw Locations...
Page 187 Screw Listing Table A-6 Phillips PM2.0×4.0 Screw Head Color Qty. Length Thread Width Silver 4.0 mm 2.0 mm 4.0 mm Where used: One screw that secures the top cover to the computer (documented in Section 5.14) Phillips PM2.0×4.0 Screw Location Maintenance and Service Guide A–17...
Page 188 Screw Listing Table A-7 Phillips PM2.0×2.0 Screw Head Color Qty. Length Thread Width Silver 2.0 mm 2.0 mm 6.0 mm Where used: 2 screws that secure the fingerprint reader board to the top cover (documented Section 5.15) Phillips PM2.0×2.0 Screw Locations A–18 Maintenance and Service Guide...
Page 189 Screw Listing Table A-8 Torx8 T8M2.0×10.0 Screw Head Color Qty. Length Thread Width Black 10.0 mm 2.0 mm 5.0 mm Where used: 2 screws that secure the system board to the computer (documented in Section 5.16) Torx8 T8M2.0×10.0 Screw Locations Maintenance and Service Guide A–19...
Page 190: Backup And Recovery
Backup and Recovery Backup HP Backup and Recovery Manager provides several ways to back up the system and to recover optimal system functionality. ✎ HP installed drivers, utilities, and applications can be copied to a CD or to a DVD using HP Backup and Recovery Manager. ✎...
Page 191: Backing Up The System
Backup and Recovery Backing Up the System Using HP Backup and Restore Manager, you can ■ Back up specific files and folders. ■ Back up the entire system. ■ Back up modifications since your last backup, using HP system restore points. ■...
Page 192: Backing Up The Entire Hard Drive
Backup and Recovery 5. Click Next. 6. Click Backup selected files from most common locations (Recommended). – or – Click Advanced Backup (Experienced users) to access advanced filtering techniques. 7. Click Next. 8. Follow the on-screen instructions. Backing Up the Entire Hard Drive When you perform a complete backup of the hard drive, you are saving the full factory image, including the Windows operating system, software applications, and all personal files and folders.
Page 193 Backup and Recovery 6. Select the location for the backup files, and then click Next. 7. Select the Protect data access with password check box, and type your password in the Password and Confirm boxes. ✎ This step is optional. If you do not want to password-protect your data access, clear the Protect data access with password check box.
Page 194: Scheduling Backups
Backup and Recovery After you create a recovery point, you are prompted to schedule subsequent recovery points. You can schedule recovery points for a specific time or event in your system. To create and schedule a system recovery point: 1. Select Start > All Programs > HP Backup & Recovery > HP Backup and Recovery Manager.
Page 195 Backup and Recovery Recovery HP Backup and Recovery Manager analyzes the hard drive and creates a dedicated hard drive recovery partition on the hard drive large enough to store a copy of the full factory image. You can choose whether you want to store that copy on the recovery partition, on another drive, or on external recovery discs.
Page 196: Creating Recovery Discs
Backup and Recovery Creating Recovery Discs (Highly Recommended) After setting up the computer for the first time, you can create a set of recovery discs of the full factory image, using Recovery Media Creator in the HP Backup and Recovery Manager. The recovery discs are used to start up (boot) the computer and recover the operating system and software to factory settings in case of system failure or instability.
Page 197: Performing A Recovery
Backup and Recovery To create a set of recovery discs: 1. Select Start > All Programs > HP Backup & Recovery > HP Backup and Recovery Manager. 2. Click Next. 3. Click Create factory software recovery CDs or DVDs to recover the system (Highly recommended), and then click Next.
Page 198: Performing A Recovery From The Hard Drive
Backup and Recovery Performing a Recovery from the Hard Drive There are 2 ways to initiate a recovery from the hard drive: ■ From within Windows. ■ From the recovery partition. Initiating a Recovery in Windows To initiate a recovery in Windows: 1.
Page 199 Display Component Recycling Å WARNING: The backlight contains mercury. Caution should be exercised when removing and handling the backlight to avoid damaging this component and causing exposure to the mercury. Ä CAUTION: The procedures in this appendix can result in damage to display components.
Page 200 Display Component Recycling This appendix provides disassembly instructions for the display assembly. The display assembly must be disassembled to gain access to the backlight 1 and the liquid crystal display (LCD) panel 2. ✎ Disassembly procedures differ from one display assembly to another.
Page 201 Display Component Recycling Perform the following steps to disassemble the display assembly: 1. Remove all screw covers 1 and screws 2 that secure the display bezel to the display assembly. Removing the Display Bezel Screw Covers and Screws Maintenance and Service Guide C–3...
Page 202 Display Component Recycling 2. Lift up and out on the left and right inside edges 1 and the top and bottom inside edges 2 of the display bezel until the bezel disengages from the display assembly. 3. Remove the display bezel 3. Removing the Display Bezel C–4 Maintenance and Service Guide...
Page 203 Display Component Recycling 4. Disconnect all display panel cables 1 from the display inverter and remove the inverter 2. Removing the Display Inverter Maintenance and Service Guide C–5...
Page 204 Display Component Recycling 5. Remove all screws 1 that secure the display panel assembly to the display enclosure. 6. Remove the display panel assembly 2 from the display enclosure. Removing the Display Panel Assembly C–6 Maintenance and Service Guide...
Page 205 Display Component Recycling 7. Turn the display panel assembly upside down. 8. Remove all screws that secure the display panel frame to the display panel. Removing the Display Panel Frame Screws Maintenance and Service Guide C–7...
Page 206 Display Component Recycling 9. Use a sharp-edged tool to cut the tape 1 that secures the sides of the display panel to the display panel frame. 10. Remove the display panel frame 2 from the display panel. Removing the Display Frame C–8 Maintenance and Service Guide...
Page 207 Display Component Recycling 11. Remove the screws 1 that secure the backlight cover to the display panel. 12. Lift the top edge of the backlight cover 2 and swing it forward. 13. Remove the backlight cover. Removing the Backlight Cover Maintenance and Service Guide C–9...
Page 208 Display Component Recycling 14. Turn the display panel right-side up. 15. Remove the backlight cables 1 from the clip 2 in the display panel. Releasing the Backlight Cables C–10 Maintenance and Service Guide...
Page 209 Display Component Recycling 16. Turn the display panel upside down. 17. Remove the backlight frame from the display panel. Removing the Backlight Frame Maintenance and Service Guide C–11...
Page 210 Display Component Recycling Å WARNING: The backlight contains mercury. Caution should be exercised when removing and handling the backlight to avoid damaging this component and causing exposure to the mercury. 18. Slide the backlight out of the backlight frame. Removing the Backlight C–12 Maintenance and Service Guide...
Page 211 Display Component Recycling 19. Disconnect the display cable 1 from the LCD panel. 20. Remove the screws 2 that secure the LCD panel to the display rear panel. 21. Release the LCD panel 3 from the display rear panel. 22. Release the tape 4 that secures the LCD panel to the display rear panel.
Page 212 Display Component Recycling 23. Remove the LCD panel. Removing the LCD Panel 24. Recycle the LCD panel and backlight. C–14 Maintenance and Service Guide...
Page 213: Connector Pin Assignments
Connector Pin Assignments Table D-1 Audio-Out (Headphone) Signal Signal Audio out, left channel Ground Audio out, right channel Maintenance and Service Guide D–1...
Page 214 Connector Pin Assignments Table D-2 Audio-In (Microphone) Signal Signal Audio signal in Ground Audio signal in D–2 Maintenance and Service Guide...
Page 215: Universal Serial Bus
Connector Pin Assignments Table D-3 Universal Serial Bus Signal Signal +5 VDC Data + Data – Ground Maintenance and Service Guide D–3...
Page 216: External Monitor
Connector Pin Assignments Table D-4 External Monitor Signal Signal Red analog +5 VDC Green analog Ground Blue analog Monitor detect Not connected DDC 2B data Ground Horizontal sync Ground analog Vertical sync Ground analog DDC 2B clock Ground analog D–4 Maintenance and Service Guide...
Page 217 Connector Pin Assignments Table D-5 RJ-11 (Modem) Signal Signal Unused Unused Unused Ring Unused Maintenance and Service Guide D–5...
Page 218 Connector Pin Assignments Table D-6 RJ-45 (Network) Signal Signal Transmit + Unused Transmit – Receive – Receive + Unused Unused Unused D–6 Maintenance and Service Guide...
Page 219: Power Cord Set Requirements
Power Cord Set Requirements 3-Conductor Power Cord Set The wide range input feature of the computer permits it to operate from any line voltage from 100 to 120 or 220 to 240 volts AC. The power cord set included with the computer meets the requirements for use in the country where the equipment is purchased.
Page 220: General Requirements
Power Cord Set Requirements General Requirements The requirements listed below are applicable to all countries. ■ The length of the power cord set must be at least 1.5 m (5.0 ft) and a maximum of 2.0 m (6.5 ft). ■ All power cord sets must be approved by an acceptable accredited agency responsible for evaluation in the country where the power cord set will be used.
Page 221 Power Cord Set Requirements Country-Specific Requirements 3-Conductor Power Cord Set Requirements Country/Region Accredited Agency Applicable Note Number Australia EANSW Austria Belgium CEBC Canada Denmark DEMKO Finland FIMKO France Germany Italy Japan METI ✎ NOTES: 1. The flexible cord must be <HAR> Type HO5VV-F, 3-conductor, 1.0 mm² conductor size.
Page 222 Power Cord Set Requirements 3-Conductor Power Cord Set Requirements (Continued) Country/Region Accredited Agency Applicable Note Number Korea The Netherlands KEMA Norway NEMKO People’s Republic of China Sweden SEMKO Switzerland Taiwan BSMI United Kingdom United States ✎ NOTES: 1. The flexible cord must be <HAR> Type HO5VV-F, 3-conductor, 1.0 mm² conductor size.
Page 223 Index 1394 port 1–8 Bluetooth module cable, illustrated 3–20 Bluetooth module AC adapter, spare part compartment 1–19 numbers 3–22 3–31 Bluetooth module cover arrow keys 1–13 illustrated 3–19 audio troubleshooting 2–21 removal 5–21 audio-in jack bottom components 1–18 location 1–8 pin assignments D–2 audio-out jack Cable Kit...
Page 224 Index right-side 1–8 display assembly top 1–14 1–16 removal 5–35 computer feet spare part number 3–3 illustrated 3–19 3–28 5–35 locations 5–11 display bezel Computer Setup illustrated 3–16 Advanced Menu 2–5 removal 5–40 Diagnostics Menu 2–4 spare part number 3–17 File Menu 2–2 3–28 5–38...
Page 225 Index Display Screw Kit, spare part external monitor port number 3–17 3–28 3–32 location 1–8 5–38 pin assignments D–4 display switch module, spare External MultiBay II power part number 3–3 3–28 cable and stand, spare part docking connector 1–8 number 3–22 3–24 Docking Station II External MultiBay II, spare...
Page 226 Index no OS loading from hard hard drive spacer drive 2–16 2–17 2–18 illustrated 3–19 no OS loading from optical removal 5–10 drive 2–20 headphone jack no power 2–8 2–10 2–11 location 1–8 no video 2–12 2–13 pin assignments D–1 nonfunctioning device HP Extended Life Battery, 2–23...
Page 227 Index modem module removal 5–58 mass storage devices, spare spare part number 3–7 part numbers 3–21 3–25 5–58 memory map specifications troubleshooting 2–26 6–14 monitor port memory module location 1–8 removal 5–12 pin assignments D–4 spare part numbers 3–15 MultiBay DVD/CD-RW 3–28 5–12 Combo Drive, spare part...
Page 228 Index optical driver space, spare part number 3–22 rear components 1–9 removal/replacement preliminaries 4–1 packing precautions 4–5 procedures 5–1 password clearing 1–4 right-side components 1–8 PC Card assembly RJ-11 jack removal 5–56 location 1–9 spare part number 3–5 pin assignments D–5 3–32 5–56 RJ-45 jack...
Page 229 Index specifications troubleshooting computer 6–1 audio 2–21 DVD±RW and CD-RW Computer Setup 2–1 Combo Drive 6–5 expansion product 2–14 DVD-ROM drive 6–7 flowcharts 2–6 hard drive 6–4 keyboard 2–24 I/O addresses 6–11 modem 2–26 interrupts 6–9 network 2–26 memory map 6–14 nonfunctioning device optical drive 6–5 6–7...
Page 230 Index wireless antenna disconnecting 5–18 illustrated 3–16 wireless button 1–15 wireless light 1–6 1–15 workstation precautions 4–6 WWAN antenna –iii Index–8 Maintenance and Service Guide...

HP Nc2400 - Compaq Business Notebook Maintenance And Service Manual

1 Product Description

2 Troubleshooting

3 Illustrated Parts Catalog

4 Removal and Replacement Preliminaries

5 Removal and Replacement Procedures

Quick Links

Troubleshooting

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Summary of Contents for HP Nc2400 - Compaq Business Notebook

Table of Contents