HP Nc4000 Maintenance and Service Guide: HP Compaq Notebook nc4000 Series
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- HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 1
HP Compaq Notebook nc4000 Series Document Part Number: 310030-001 May 2003 This troubleshooting reference is used for maintaining and servicing the notebook. The guide provides comprehensive information on identifying notebook features, components, and spare parts, troubleshooting notebook problems - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 2
statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein. Maintenance and Service Guide HP Compaq Notebook nc4000 Series First Edition May 2003 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 3
the Security Menu 2-4 Selecting from the Advanced Menu 2-5 2.2 Using Diagnostics for Window 2-7 Obtaining, Saving, or Printing Configuration Information 2-7 Obtaining, Saving, or Printing Diagnostic Test Information 2-8 2.3 Troubleshooting Flowcharts 2-10 Maintenance and Service Guide iii - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 4
5.1 Serial Number 5-2 5.2 Disassembly Sequence Chart 5-2 5.3 Preparing the Notebook for Disassembly 5-4 5.4 Notebook Feet 5-8 5.5 Memory Expansion Board 5-9 5.6 Mini PCI Communications Board 5-10 5.7 LED Switch Cover 5-13 5.8 Keyboard 5-15 5.9 Fan 5-20 iv Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 5
5-28 5.13 Top Cover 5-32 5.14 Bluetooth Wireless Device 5-36 5.15 TouchPad 5-37 5.16 RTC Battery 5-40 5.17 Speaker/Microphone 5-41 5.18 Switch Board 5-42 5.19 System Board 5-43 5.20 Modem Board 5-46 6 Specifications A Connector Pin Assignments B Power Cord Set Requirements 3-Conductor - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 6
Notebook nc4000 Series of personal notebooks offer advanced modularity, Intel Mobile Pentium-M processors with 64-bit architecture, industry-leading Accelerated Graphics Port (AGP) implementation, and extensive multimedia support. HP Compaq Notebook nc4000 Series Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 7
device G = Combination modem and GB NIC M = Modem N = None d = 802.11a/b/g c = 802.11b/g j = 802.11b/g + Bluetooth m = 802.11a/b/g + Bluetooth N = none p = Bluetooth 8 RAM 51 = 512 MB 25 = 256 MB 9 Operating system 2 = Windows 2000 O = Windows XP Pro 10 SKU# 1-2 Maintenance and Service - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 8
HP Compaq Notebook nc4000 Models All HP Compaq Notebook nc4000 models use configuration code LN5Z and feature: ■ Dual point pointing device (TouchPad and pointing stick) ■ 6-cell, 4.0 wH lithium ion (Li ion) battery AB9 DG992AABE DG992A AK8 DG992A UUZ DG992A ABU Maintenance and Service Guide 1-3 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 9
Product Description Table 1-2 HP Compaq Notebook nc4000 Models (Continued) Cnc4000 P 150 X2 40 N G/c 25 O Asia Pacific France Germany Italy DG993A UUF DG993A ABF DG993A ABD DG244A ABE DG244A AK8 DG244A UUZ DG244A AB0 DG244A AKL DG244A AB8 DG244A ABU DG244A ABA 1-4 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 10
Product Description Table 1-2 HP Compaq Notebook nc4000 Models (Continued) Cnc4000 P 140 X2 40 N G/N 25 2 Asia Pacific Australia Belgium Brazil Czech Republic Denmark Europe France ABE DG245A AK8 DG245A UUZ DG245A AB0 DG245A AKL DG245A AB8 DG245A ABU DG245A ABA Maintenance and Service Guide 1-5 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 11
HP Compaq Notebook nc4000 hard drive, varying by notebook model ■ 256-MB high-performance SDRAM, expandable to 1.0 GB ■ Microsoft Windows 2000 or Windows XP Pro, varying by notebook model ■ Full-size Windows 98 keyboard with Dual Stick (TouchPad and pointing stick) 1-6 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 12
-ROM drive ❏ 8X Max DVD-CDRW combination drive ■ Connectors for: ❏ One Type II PC Card slot ❏ External monitor ❏ Microphone in ❏ DC power ❏ RJ-11 (modem) ❏ RJ-45 (NIC) ❏ Infrared port ❏ S-video TV-out connector ❏ USB port ❏ Docking connector ❏ Travel battery connector Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 13
"). 3. Wait approximately five minutes. 4. Replace the RTC battery and reassemble the notebook. 5. Connect AC power to the notebook. Do not reinsert any battery packs at this time. 6. Turn on the notebook. All passwords and all CMOS settings have been cleared. 1-8 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 14
The notebook comes with power management features that extend battery operating time and conserve power. The notebook supports the Battery calibration ■ Lid switch Standby/resume ■ Power/Standby button ■ Advanced Configuration and Power Management (ACP) compliance Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 15
off light On: The wireless mini PCI card and/or Bluetooth are on. Off: The wireless mini PCI card and Bluetooth are off. 3 Power/Standby light On: Power is turned on. Blinking: Notebook is in Standby. 4 Battery light On: A battery pack is charging. Blinking: A battery pack that is the only - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 16
drive bay Holds the primary hard drive. 8 Exhaust vent Enables airflow to cool internal components. Ä CAUTION: To prevent overheating, do not obstruct vents. Using the notebook on a soft surface, such as a pillow, blanket, rug, or thick clothing can block airflow. Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 17
clothing can block airflow. 2 S-Video out jack Connects an optional S-Video device, such as a television, VCR, camcorder, overhead projector, or video capture card. 3 External monitor connector Connects an optional external monitor or overhead projector. 1-12 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 18
Supports SD Cards and MMCs (multimedia cards). 12 Audio line-out jack Connects optional powered stereo speakers, headphones, headset, or television audio. 13 Microphone input jack Connects an optional monaural microphone. 14 Speaker Produces system sound. Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 19
notebook keyboard components are shown below and described in Table 1-5. Keyboard Components Table 1-5 Keyboard Components Item Component Function 1 Fn key Executes frequently used system . 8 Microsoft Windows Displays the Windows Start menu. logo key 1-14 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 20
when it is closed. 2 Hard drive activity light On: The hard drive is being accessed. 3 Num lock light On: Num lock is on or the embedded numeric keypad is enabled. 4 Quick Launch buttons (3) Enable you to access common functions with a single keystroke. Maintenance and Service Guide 1-15 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 21
on an external mouse. TouchPad Moves the pointer and selects or activates items on the screen. Can be set to perform other mouse functions, such as scrolling and double-clicking. TouchPad buttons Function like the left and right buttons on an external mouse. 1-16 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 22
1-7. Bottom Components Table 1-7 Bottom Components Item Component Function 1 Hard drive bay Supports the primary hard drive. The hard drive is secured to the notebook by one screw. 2 Hard drive retention screw Secures the hard drive to the notebook. Maintenance and Service Guide 1-17 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 23
the travel battery bay. Docking connector Connects the notebook to an optional port replicator. Mini PCI compartment Contains the mini PCI wireless card. Memory expansion compartment Contains 1 memory expansion slot for optional memory expansion boards. Battery release latch Releases - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 24
disassembly steps. The system board provides the following device connections: ■ Memory expansion board ■ Hard drive ■ Display ■ Keyboard, TouchPad, and pointing stick ■ Audio ■ Intel Mobile Pentium-M processors ■ Fan ■ PC Card ■ Modem, NIC, and wireless devices The notebook uses an electrical fan - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 25
The notebook features two system management utilities: ■ Computer Setup-A system information and customization utility that can be used even when your operating system is not working or will not load. This utility includes settings that are not available in Windows. Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 26
system information. ❏ Test system components. ❏ Troubleshoot a device configuration problem in Windows 2000, Windows XP Professional, or Windows XP Home. ✎ It is not necessary to configure a device connected to a USB connector on the notebook or an optional docking base restart the notebook: ❏ Select - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 27
notebook, a docking base, and any battery packs in the system. ■ View specification information about the processor, memory and cache size, and system ROM. Save system the notebook. Save changes entered during the current session, then exit and restart the notebook. Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 28
Diskette write* ■ CD-ROM or diskette startup ✎ Settings for a DVD-ROM can be entered in the CD-ROM field. System IDs Enter identification numbers for the notebook, a docking base, and all battery packs in the system. *Not applicable to SuperDisk LS-120 drives. 2-4 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 29
/disable USB legacy support for a USB keyboard. (When USB legacy support is enabled, the keyboard works even when a Windows operating system is not loaded.) ■ Set an optional external monitor or overhead projector connected to a video card in a docking base as the primary device. (When the notebook - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 30
single docking base; select Enable to recognize the docking bases individually, by serial number. ■ Enable/disable the reporting of the processor serial number by the processor to the software. HDD Self Test Options Run a quick comprehensive self test on hard drives in the system that support the - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 31
Troubleshooting 2.2 Using Diagnostics for Windows When you access Diagnostics for Windows, a scan of all system components is displayed on the screen before the diagnostics window opens. You can display more or less information from anywhere within Diagnostics for Windows by selecting Level on the - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 32
Troubleshooting Obtaining, Saving, or Printing Diagnostic Test Information 1. Access Diagnostics for Windows by selecting Start > Settings > Control Panel > Diagnostics for Windows. 2. Select the Test tab. 3. In the scroll box, select the category or device insert or remove devices. ❏ Unattended Mode - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 33
run on the system, the number of times each test has run, the number of errors found on each test, and the total run time of each test. ❏ Error tab-Lists all errors found in the notebook with the corresponding File > Save As, then print the file from your folder. Maintenance and Service Guide 2-9 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 34
2.10 2.11 2.12 2.13 2.14 2.15 2.16 2.17 2.18 2.19 2.20 Description Initial troubleshooting No power, part 1 No power, part 2 No power, part 3 No power, part 4 No video, part 1 No video, part 2 Nonfunctioning docking station No operating system (OS) loading No OS loading from hard drive, part 1 No - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 35
? Y N Keyboard/ pointing device working? Y N Connecting to network or modem? Y End Go to Section 2.17, Nonfunctioning Device. Go to Section 2.18, Nonfunctioning Keyboard, or Section 2.19, Nonfunctioning Pointing Device. Go to Section 2.20, No Network or Modem. Maintenance and Service Guide 2-11 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 36
Power up in docking station? *NOTES: 1. On some models, there is a separate reset button. 2. On some models, the notebook can be reset using the Standby switch and either the lid switch or the main power switch. Go to Section 2.8, Nonfunctioning Docking Station. 2-12 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 37
in battery socket and clean if necessary. Y Power on? N Done Check battery by recharging, moving it to another notebook, or replacing it. N Power on? Y Replace power supply (if applicable). N Done Power on? Y Go to Section 2.4, No Power, Part 3. Done Maintenance and Service Guide 2-13 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 38
source. Y Power on? N N Power outlet active? Y Replace power cord. Y Power on? N Done Done Try different outlet. External Internal or external AC adapter? Replace external AC adapter. Internal Go to Section 2.5, No Power, Part 4. N Power on? Y Done Done 2-14 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 39
Replace the following items (if applicable). Check notebook operation after each replacement: 1. Internal DC-DC converter* 2. Internal AC adapter 3. Processor board* 4. System board* *NOTE: Replace these items as a set to prevent shorting out among components. Maintenance and Service Guide 2-15 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 40
Test after each replacement. 1. Cable between notebook and notebook display (if applicable) 2. Inverter board (if applicable) 3. Display 4. System board N N Video OK? Y Try another display. Internal and external video OK? Y Replace system board. Done Done 2-16 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 41
in docking station, for bent pins on cable, and for monitor connection. Y Video OK? Done N Try another external monitor. Y Internal and external video OK? N Adjust external monitor display. Go to Section 2.8, Nonfunctioning Docking Station. Done Done Maintenance and Service Guide 2-17 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 42
into docking station. Y Docking station operating? N Done Replace the following docking station components one at a time. Check notebook operation after each replacement. 1. Power supply 2. I/O board 3. Backplane board 4. Switch box 5. Docking motor mechanism 2-18 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 43
Flowchart 2.9-No Operating System (OS) Loading No OS loading.* Reseat power cord in docking station and power outlet. No OS loading from hard drive, go to Section 2.10. No OS loading from diskette drive, go to Section 2.13. No OS loading from CD- or DVD-ROM drive, go to Section 2.14 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 44
Troubleshooting Flowchart 2.10-No OS Loading, Hard Drive, Part 1 OS not loading from hard drive. Y Nonsystem disk message? N Go to Section 2.11, No OS Loading from Hard Drive, Part 2. Reseat external hard drive. Y OS loading? N N Boot from CD? Y Check the setup utility for correct booting order - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 45
, then format hard drive to bootable C:\ prompt. Hard drive formatted? Y Format hard drive and bring to a bootable Y C:\ prompt. Notebook booted? N Go to Section 2.12, No OS Loading from Hard Drive, Part 3. Load OS using Restore CD (if applicable). Maintenance and Service Guide 2-21 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 46
Troubleshooting Flowchart 2.12-No OS Loading, Hard Drive, Part 3 Continued from Section 2.11, No OS Loading from Hard Drive, Part 2. N System files on hard drive? Y Install OS and reboot. Y Virus on hard drive? N Run SCANDISK and check for bad sectors. N Can bad sectors be fixed? Y Clean virus. - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 47
drive boot order correct? N N Bootable diskette in drive? Install bootable diskette and reboot notebook. Y Go to Section 2.17, Nonfunctioning Device. Enable drive and cold boot notebook. Clear CMOS. Refer to Section 1.2, "Clearing a Password," for instructions. Check diskette for system - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 48
Reseat drive. Y Boots from CD or DVD? N N Booting from another device? Y Done Go to Section 2.17, Nonfunctioning Device. Y Clear CMOS. Booting Refer to Section order 1.2, "Clearing a correct? Password," for N instructions. Go to Section 2.17, Nonfunctioning Device. Correct boot order - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 49
status after each change. 1. Reseat docking station audio cable. 2. Replace audio cable. 3. Replace speaker. 4. Replace docking station audio board. 5. Replace backplane board. 6. Replace I/O board. Go to Section 2.17, Nonfunctioning Device. Y Audio? N Done Maintenance and Service Guide 2-25 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 50
drivers and set configuration in OS. Connect to external speaker. N Audio? Y Replace audio board and speaker connections in notebook (if applicable). Y Audio? N Done 1. Replace internal speakers. 2. Replace audio board (if applicable). 3. Replace system board. 2-26 Maintenance and Service - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 51
or other damage. Clear CMOS. Reattach device. Close notebook, plug in power, and reboot. N Device boots properly? Y Y Any physical device detected? N Possible bad hard drive. Replace drive. Possible bad NIC. Replace card. If integrated NIC, replace system board. Fix or replace broken item. Go - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 52
operating properly. Connect notebook to good external keyboard. N External device works? Y Replace system board. Reseat internal keyboard connector (if applicable). N OK? Y Replace internal keyboard or cable. Y Done OK? N Replace system board. Done 2-28 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 53
Connect notebook to good external pointing device. N External device works? Y Replace system board. Reseat internal pointing device connector (if applicable). N OK? Y Replace internal pointing device or cable. Y Done OK? N Replace system board. Done Maintenance and Service Guide 2-29 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 54
nondigital line. N N Y NIC/modem configured in OS? Y Reload drivers and OK? reconfigure. N Done Disconnect all power from the notebook and open. Reseat NIC/modem (if applicable). Replace NIC/modem (if applicable). Y OK? N Done Replace system board. 2-30 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 55
breakdown and a reference for spare part numbers and option part numbers. 3.1 Serial Number Location When ordering parts or requesting information, provide the notebook serial number and model number located on the bottom of the notebook. Serial Number Location Maintenance and Service Guide 3-1 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 56
Illustrated Parts Catalog 3.2 Notebook Major Components Notebook Major Components 3-2 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 57
Parts: Notebook Major Components Description Spare Part Number Display assembly, 12.1-inch TFT XGA with wireless device antennae 325509-001 Miscellaneous Plastics Kit, includes: 325528-001 Left and right display hinge covers Speaker/microphone RTC battery PC Card slot space saver Modem cable - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 58
Illustrated Parts Catalog Notebook System Major Components 3-4 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 59
-001 Top cover (includes TouchPad, speaker/microphone, 325510-001 and RTC battery) TouchPad with cable 325513-001 Switch board 325515-001 Fan 291266-001 Heat sink with fan 325520-001 Bluetooth wireless device (not available on all models) 333605-001 Maintenance and Service Guide 3-5 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 60
Illustrated Parts Catalog Notebook System Major Components 3-6 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 61
.11b/g wireless LAN board 333782-001 333781-001 Battery pack, 6 cell, 40 wH 315338-001 Hard drives (include hard drive bezel and frame) 60 GB 40 GB 30 GB 325524-001 325523-001 325522-001 Memory expansion boards 512 MB DDR 256 MB DDR 280875-001 280874-001 Maintenance and Service Guide 3-7 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 62
Illustrated Parts Catalog 3.3 Miscellaneous Plastics Kit Components Miscellaneous Plastics Kit Components 3-8 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 63
screw for use with the 5-GHz mini PCI wireless LAN board, one with a Phillips M2.0×4.0 screw for use with other mini PCI wireless LAN boards) Memory expansion compartment cover Hard drive bezel Notebook feet (4) Display rubber screw covers (6: 4 round, 2 oblong) Maintenance and Service Guide 3-9 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 64
Max CD-RW drive 24X Max CD-ROM drive 24X Max Slim CD-ROM/CD-RW combination drive 4b 1.44-MB diskette drive 202837-001 323226-001 228746-001 306800-001 241995-001 5 Hard drives (include hard drive bezel) 60 GB 40 GB 30 GB 325524-001 325523-001 325522-001 3-10 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 65
cases Top load leather cases 325817-001 and 325817-002 Top load nylon cases 325815-001 and 325815-002 Nylon case 325814-001 Maintenance and Service Guide 3-11 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 66
screws; refer to Appendix C, "Screw Listing," for more information on screw specifications and usage.) 325529-001 ■ Phillips M2.5×3.5 screw ■ Phillips M2.5×3.0 screw mm socket M2.0×10.0 alignment pin ■ M2.0×4.0 security screw Travel battery carrier 325527-001 3-12 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 67
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 kit (includes connector removal tool, loopback plugs, and case utility tool) Maintenance and Service Guide 4-1 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 68
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 notebook in the maintenance instructions. Cables and CAUTION: When servicing the notebook, ensure that - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 69
the following precautions: ■ Before removing or inserting a hard drive, shut down the notebook. If you are unsure whether the notebook is off or in Hibernation, turn the notebook on, then shut it down. ■ Before removing a diskette drive or optical drive, ensure that a diskette or disc is not in - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 70
some protection, but in many cases the discharge contains enough power to alter device parameters or melt silicon junctions. A sudden discharge of static electricity from a finger ■ Always be properly grounded when touching a sensitive component or assembly. 4-4 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 71
properly grounded work surface and use properly grounded tools and equipment. ■ Use conductive field service tools, such as cutters, screwdrivers, and vacuums. ■ When using fixtures that must input signals before inserting or removing connectors or test equipment. Maintenance and Service Guide 4-5 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 72
seated, wear a wrist strap connected to a grounded system. Wrist straps are flexible straps with a minimum of toe, or boot straps) can be used at standing workstations and are compatible with most types of shoes or boots. On floor mats with hard ties to the ground ■ Field service kits ■ Static - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 73
Event 10% 40% 55% 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 Motions of bench worker 6,000 V 800 V 400 V Removing DIPS from plastic Floor mats 7,500 V Metallized laminate Floor mats 5,000 V Maintenance and Service Guide 4-7 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 74
. There are 55 screws, alignment pins, and standoffs, in 13 different sizes, that must be removed, replaced, and/or loosened when servicing the notebook. Make special note of each screw size and location during removal and replacement. Refer to Appendix C, "Screw Listing," for detailed information - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 75
number to be referenced when removing notebook components. Table 5-1 Disassembly Sequence Chart Section Description # of Screws Removed 5.3 Preparing the notebook for disassembly Battery pack 0 Hard Drive 1 Hard drive bezel 6 screws, 2 alignment pins 5-2 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 76
5.11 Processor 0 5.12 Display assembly 4 5.13 Top cover 13 5.14 Bluetooth wireless device 0 5.15 TouchPad 2 5.16 RTC battery 0 5.17 Speaker/microphone 2 5.18 Switch board 2 5.19 System board 5 screws, 2 standoffs 5.20 Modem board 2 Maintenance and Service Guide 5-3 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 77
Perform the following steps before disassembling the notebook: 1. Turn off the notebook. 2. Disconnect the AC adapter and all external devices. Battery Pack Spare Part Number Information Battery pack, 6 cell, 40 wH 315338-001 3. Remove the battery pack by following these steps: a. Turn the - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 78
the notebook. c. Separate the hard drive bezel 2. d. Use the bezel to slide the hard drive forward 3 to unseat the hard drive connector from the system board. e. Remove the hard drive. Removing the Hard Drive Reverse the above procedure to install the hard drive. Maintenance and Service Guide 5-5 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 79
drive and also in the Miscellaneous Plastics Kit, spare part number 325528-001. a. Use a flat-bladed tool to press down on the tabs 1 on the hard drive lower bezel. b. Remove the lower bezel 2 from the hard drive upper bezel. Removing the Hard Drive Lower Bezel 5-6 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 80
drive from the hard drive frame 4. Removing the Hard Drive from the Hard Drive Frame f. Remove the two PM2.0×3.0 screws 1 that secure the hard drive upper bezel to the hard drive frame. g. Remove the upper bezel from the frame 2. Removing the Hard Drive Upper Bezel Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 81
5.4 Notebook Feet The notebook feet are adhesive-backed rubber pads. The notebook feet are included in the Miscellaneous Plastics Kit, spare part number 325528-001. The notebook feet attach to the base enclosure as illustrated below. Replacing the Notebook Feet 5-8 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 82
the notebook. 4. Lift the rear edge of the cover up and swing it forward 2. 5. Remove the cover. ✎ The memory expansion compartment cover is included in the Miscellaneous Plastics Kit, spare part number 325528-001. Removing the Memory Expansion Compartment Cover Maintenance and Service Guide 5-9 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 83
11b/g wireless LAN board 333782-001 333781-001 1. Prepare the notebook for disassembly (Section 5.3). 2. Turn the notebook bottom side up with the front facing forward. 3. Loosen the PM2.0×4.0 screw 1 that secures the mini PCI compartment cover to the notebook. 5-10 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 84
Removal and Replacement Procedures ✎ The mini PCI compartment cover on notebook models equipped with a 5-GHz wireless communications device is secured by a M2.0×4.0 security screw. This screw can only be removed using a special security driver. 4. Lift the rear edge of the cover up and swing it - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 85
the board away from the socket at a 45-degree angle 4. Removing a Mini PCI Communications Board Reverse the above procedure to install a mini PCI communications board. 5-12 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 86
the rear panel facing forward. 3. Remove the two T8M2.0×8.0 screws that secure the LED switch cover to the notebook. Removing the LED Switch Cover Screws 4. Turn the notebook top side up with the front facing forward. 5. Open the notebook as far as it will open. Maintenance and Service Guide 5-13 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 87
the notch and lift the left side of the LED switch cover 3. 8. After the left side of the LED switch cover has disengaged from the notebook, swing the LED switch cover up and to the right. 9. Remove the LED switch cover. Removing the LED Switch Cover Reverse the above procedure to - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 88
325530-101 325530-111 325530-AB1 325530-281 325530-141 325530-031 325530-001 1. Prepare the notebook for disassembly (Section 5.3). 2. Remove the LED switch cover (Section 5.7). 3. Close the notebook and turn it bottom side up with the rear panel facing forward. Maintenance and Service Guide 5-15 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 89
Removal and Replacement Procedures 4. Remove the T8M2.0×8.0 screw that secures the keyboard to the notebook. Removing the Keyboard Screw 5. Turn the notebook top side up with the front facing forward. 6. Open the notebook as far as it will open. 5-16 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 90
clear the top cover. 9. Swing the front edge of the keyboard up and back 3 until it rests on the display. Releasing the Keyboard Maintenance and Service Guide 5-17 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 91
stick cable 2 from the system board. 11. Release the ZIF connector 3 to which the keyboard cable is attached and disconnect the keyboard cable 4 from the system board. Removing the Keyboard 12. Remove the keyboard. Reverse the above procedure to install the keyboard. 5-18 Maintenance and Service - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 92
the memory expansion board to the socket. The board rises up at a 45-degree angle. 2. Pull the board away from the socket at a 45-degree angle 2. Removing an Internal Memory Expansion Board Reverse the above procedure to install the internal memory expansion board. Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 93
5.9 Fan Fan Spare Part Number Information Fan 291266-001 ✎ The fan is also spared with the heat sink, spare part number 325520-001. 1. Prepare the notebook for disassembly (Section 5.3). 2. Remove the LED switch cover (Section 5.7). 3. Remove the keyboard (Section 5.8). 5-20 Maintenance and - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 94
and Replacement Procedures 4. Disconnect the fan cable 1 from the system board. 5. Remove the three PM2.0×3.0 screws 2 that secure cable is crimped and damaged, the fan will not cool the notebook internal components, which could result in damage. Removing the Fan Reverse the above procedure to - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 95
Part Number Information Heat sink (includes fan) 325520-001 ✎ The fan is also spared seperately, using spare part number 291266-001. 1. Prepare the notebook for disassembly (Section 5.3). 2. Remove the LED switch cover (Section 5.7). 3. Remove the keyboard (Section 5.8). 5-22 Maintenance and - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 96
T8 M2.0×10.0 screws 2 that secure the heat sink to the base enclosure. 6. Fold back the insulator material 3 to expose the heat sink screws. 7. Remove the four T8 M2.0×4.0 screws 4 that secure the heat sink to the base enclosure. Removing the Heat Sink Screws Maintenance and Service Guide 5-23 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 97
Removal and Replacement Procedures ✎ Note that the four T8 M2.0×4.0 heat sink screws should be removed and installed in the 1, 2, 3, 4 sequence stamped on the heat sink. Heat Sink Screw Removal and Installation Sequence 5-24 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 98
Removal and Replacement Procedures 8. Lift the front edge of the heat sink until it clears the base enclosure 1. 9. Slide the heat sink forward at an angle 2 and remove it. Removing the Heat Sink Maintenance and Service Guide 5-25 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 99
Pentium-M 1.6 GHz Intel Pentium-M 1.5 GHz Intel Pentium-M 1.4 GHz Intel Pentium-M 1.3 GHz 319777-001 319776-001 319775-001 319774-001 1. Prepare the notebook for disassembly (Section 5.3). 2. Remove the LED switch cover (Section 5.7). 3. Remove the keyboard (Section 5.8). 5-26 Maintenance and - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 100
triangle 3 should be in the lower right corner when installing the processor. Removing the Processor Reverse the above procedure to install the processor. Maintenance and Service Guide 5-27 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 101
Part Number Information 12.1-inch TFT XGA with wireless device antennae 325509-001 1. Prepare the notebook for disassembly (Section 5.3). 2. Disconnect the antenna cables from the mini PCI communications board. Refer to Section 5.6, "Mini PCI Communications Board," for instructions. 3. Remove the - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 102
open the notebook as far as it will open. 8. Remove the display hinge covers by inserting a flat-bladed tool under the covers and lifting them up. ✎ The hinge covers are included in the Miscellaneous Plastics Kit, spare part number 325528-001. Removing the Hinge Covers Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 103
Removal and Replacement Procedures 9. Remove the wireless antenna cables 1 and 2 from the routing channel in the top cover 3. Removing the Antenna Cables 5-30 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 104
.0×8.0 screws 3 that secure the display assembly to the base enclosure. Disconnecting the Display Cables and Removing the Display Assembly Screws 12. Lift the display assembly straight up and remove it. Reverse the above procedure to install the display assembly. Maintenance and Service Guide 5-31 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 105
Bluetooth Wireless Device," for instructions on replacing a Bluetooth wireless device. 1. Prepare the notebook for disassembly (Section 5.3). 2. Remove the LED switch cover (Section 5.7). 3. Remove the keyboard (Section 5.8). 4. Remove the display assembly (Section 5.12). 5. Turn the notebook bottom - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 106
Procedures 6. Remove the following screws: ❏ Four T8M2.0×4.0 screws 1 in the battery bay ❏ One T8M2.0×4.0 screw 2 in the hard drive bay ❏ Eight T8M2.0×8.0 screws 3 Removing the Top Cover Screws 7. Turn the notebook top side up with the front facing forward. Maintenance and Service Guide 5-33 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 107
Removal and Replacement Procedures 8. If present, disconnect the Bluetooth wireless device cable 1 from the system board. 9. Disconnect the RTC battery cable 2 from the system board. 10. Release the ZIF connector 3 to which the TouchPad cable is connected and disconnect the TouchPad cable 4 from the - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 108
rear edge 1 of the top cover until it disengages from the base enclosure. 12. Slide the top cover to the right 2 until the speaker 3 and microphone 4 cables are exposed. 13. Disconnect the speaker and microphone cables from the system board. 14. Remove the top cover. Removing the Top Cover Reverse - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 109
Wireless Device Bluetooth Wireless Device Spare Part Number Information Bluetooth wireless device 333605-001 1. Prepare the notebook for disassembly (Section 5.3) and remove the following components: ❏ LED switch cover (Section 5.7) ❏ Keyboard (Section 5.8) ❏ Display assembly (Section 5.12 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 110
the notebook for disassembly (Section 5.3) and remove the following components: ❏ LED switch cover (Section 5.7) ❏ Keyboard (Section 5.8) ❏ Display assembly (Section 5.12) ❏ Top cover (Section 5.13) 2. Turn the top cover bottom side up with the TouchPad facing forward. Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 111
of the bracket 1 until it rests at an angle. 5. Slide the bracket to the right 2 and remove it. Removing the TouchPad Bracket 5-38 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 112
1 from the TouchPad board. 7. Lift the TouchPad straight up and remove it 3. Removing the TouchPad Reverse the above procedure to install the TouchPad. Maintenance and Service Guide 5-39 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 113
(Section 5.12) ❏ Top cover (Section 5.13) 2. Turn the top cover bottom side up with the TouchPad facing forward. 3. Slide the RTC battery out of the bracket in the top cover. Removing the RTC Battery Reverse the above procedure to install the RTC battery. 5-40 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 114
-001. 1. Prepare the notebook for disassembly (Section 5.3) and remove the following components: ❏ LED switch cover (Section 5.7) ❏ Keyboard (Section 5.8) ❏ Display assembly (Section 5.12) ❏ Top cover (Section the above procedure to install the speaker/microphone. Maintenance and Service Guide 5-41 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 115
notebook for disassembly (Section 5.3) and remove the following components: ❏ LED switch cover (Section 5.7) ❏ Keyboard (Section 5.8) ❏ Display assembly (Section 5.12 ) ❏ Top cover (Section 5.13) 2. Remove the two PM2.0×3.0 screws 1 that secure the switch board to the system board. 3. - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 116
are removed from the defective system board and installed on the replacement system board: ■ Memory expansion boards (Section 5.5) ■ Mini PCI communications board (Section 5.6) ■ Processor (Section 5.11) ■ Modem and modem cable (Section 5.18) 1. Prepare the notebook for disassembly (Section 5.3) and - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 117
.0×4.0 screw 3 in front of the hard drive bay ❏ One T8M2.0×4.0 screw 4 in the lower left corner of the system board 4. Use a 5.0-mm socket to remove the two M2.0×9.0 standoffs 5 that secure the system board to the base enclosure. Removing the System Board Screws 5-44 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 118
base enclosure. 6. Lift the left side of the system board 2 until the battery connector 3 clears the base enclosure. 7. Slide the system board away from the base enclosure at an angle 4. Removing the System Board Reverse the above procedure to install the system board. Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 119
5.7) ❏ Keyboard (Section 5.8) ❏ Heat sink and fan (Section 5.10) ❏ Display assembly (Section 5.12) ❏ Top cover (Section 5.13) ❏ Switch board (Section 5.16) ❏ System board (Section 5.19) 2. Turn the system board bottom side up with the rear panel facing forward. 5-46 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 120
the cable 5 from the system board. ✎ The modem cable is included with the modem board and is also included in the Miscellaneous Plastics Kit, spare part number 325528-001. Removing the Modem Board Reverse the above procedure to install the modem board. Maintenance and Service Guide 5-47 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 121
This chapter provides physical and performance specifications. Dimensions Table 6-1 Notebook Height Width Depth 2.79 cm 27.94 cm 23.37 cm 1.1 in. 11.0 ) Operating Nonoperating 10% to 90% 5% to 95%, 38.7° C (101.6° F) maximum wet bulb temperature Maintenance and Service Guide 6-1 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 122
Specifications Table 6-1 Notebook (Continued) Altitude (unpressurized) Operating (14.7 to 10.1 psia) Nonoperating (14.7 to 4.4 psia product safety standards specify thermal limits for plastic surfaces. The notebook operates well within this range of temperatures. 6-2 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 123
minimum); 70 nit on battery Pixel resolution Pitch Format Configuration 0.264 × 0.264 mm 1024 × 768 RGB vertical stripe Backlight CCFT Character display 80 × 25 Total power consumption 4.00 W Viewing angle +/- 35° horizontal, +15°/-35° vertical typical Maintenance and Service Guide 6-3 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 124
Specifications User capacity per drive1 Table 6-3 Hard Drives 60 GB 60 C (41° to 131° F) 11 GB = 1,073,741,824 bytes. 2Actual drive specifications may differ slightly. Certain restrictions and exclusions apply. Consult the HP Customer Support Center for details. 6-4 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 125
Specifications Weight Table 6-4 External AC Adapter 0.29 kg 0.65 lb Power supply Operating voltage Operating current Operating frequency range Maximum transient 90 to 264 VAC (auto-switching) 1.6 A RMS 47 to 63 Hx AC 4/50 kV Dimensions Table 6-5 6-cell, Primary Li ion Battery Pack Height - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 126
Specifications Dimensions Table 6-6 6-cell, Travel Li ion Battery Pack Height Width Depth Weight 2.3 cm 6.3 C 41 to 113° F -4 to 104° F Recharge time System off or in Standby mode System on (depending on system power consumption) 2 to 3 hours 2 to 5 hours 6-6 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 127
, DMA3, none) DMA2* Diskette drive DMA3 ECP parallel port LPT1 (default; alternate = DMA0, none) DMA4 DMA controller cascading (not available) DMA5* Available for PC Card DMA6 Not assigned DMA7 Not assigned *PC Card controller can use DMA 1, 2, or 5. Maintenance and Service Guide 6-7 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 128
Parallel port IRQ8 RTC IRQ9 Infrared IRQ10 System use IRQ11 System use IRQ12 Internal point stick or external mouse IRQ13 Coprocessor (not available to any peripheral) IRQ14 IDE interface (hard drive and optical drive) IRQ15 System use ✎ PC Cards may assert IRQ3, IRQ4, IRQ5, IRQ7 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 129
Specifications I/O Address (hex) 000 - 00F 010 - 01F 020 - 021 022 - 024 025 - 03F 02E - 02F 040 - 05F 044 - 05F 060 061 062 - 063 064 065 - 06F 070 - 071 072 - 07F 080 - 08F 090 - 091 092 093 - 09F 0A0 - 0A1 Table 6-9 System I/O Addresses System controller no. 2 Maintenance and Service Guide 6-9 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 130
Specifications I/O Address (hex) Table 6-9 System I/O Addresses (Continued) System Function (shipping configuration) 0A2 - 0BF Unused 0C0 - 0DF DMA controller no. 2 0E0 - 0EF Unused 2A0 - 2A7 Unused 2A8 - 2E7 Unused 2E8 - 2EF Reserved serial port 6-10 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 131
PC Card controller in CPU 3E2 - 3E3 Unused 3E8 - 3EF Internal modem 3F0 - 3F7 "A" diskette controller 3F8 - 3FF Serial port (COM1/default) CF8 - CFB PCI configuration index register (PCIDIVO-1) CFC - CFF PCI configuration data register (PCIDIVO-1) Maintenance and Service Guide 6-11 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 132
-000E7FFF Unused 000E8000-000FFFFF System BIOS 00100000-00FFFFFF Extended memory 01000000-047FFFFF Super extended memory 04800000-07FFFFFF Unused 08000000-080FFFFF Video memory (direct access) 08200000-FFFEFFFF Unused FFFF0000-FFFFFFFF System BIOS 6-12 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 133
A Connector Pin Assignments Table A-1 RJ-45 Network Interface 13 5 7 2468 Pin Signal 1 Transmit + 2 Transmit - 3 Receive + 4 Unused Pin Signal 5 Unused 6 Receive - 7 Unused 8 Unused Maintenance and Service Guide A-1 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 134
Connector Pin Assignments Table A-2 RJ-11 Modem Pin Signal 1 Unused 2 Tip 3 Ring Pin Signal 4 Unused 5 Unused 6 Unused Table A-3 Universal Serial + 4 Ground Table A-4 S-Video 43 2 1 Pin Signal 3 Y-Luminance (Intensity) 4 C-Chrominance (Color) Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 135
Signal 1 Red analog 2 Green analog 3 Blue analog 4 Not connected 5 Ground 6 Ground analog 7 Ground analog 8 Ground analog Pin Signal 9 +5 VDC 10 Ground 11 Monitor detect 12 DDC 2B data 13 Horizontal sync 14 Vertical sync 15 DDC 2B clock Maintenance and Service Guide A-3 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 136
Connector Pin Assignments Table A-6 Stereo Speaker/Headphone Pin Signal 1 Audio out 1 2 Pin 2 Signal Ground Table A-7 Microphone Pin Signal 1 Audio in 1 2 Pin 2 Signal Ground A-4 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 137
voltage rating of 125 or 250 volts AC, as required by each country's power system. ■ The appliance coupler must meet the mechanical configuration of an EN 60 320/IEC 320 Standard Sheet C13 connector for mating with the appliance inlet on the back of the notebook. Maintenance and Service Guide B-1 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 138
Power Cord Set Requirements Country-Specific Requirements 3-Conductor Power Cord Set Requirements Country Applicable Note Accredited Agency Number Australia 1 Japan METI 3 The Netherlands KEMA 1 Norway NEMKO 1 Sweden SEMKO 1 Switzerland SEV 1 B-2 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 139
or VCTF, 3-conductor, 1.00 mm2 conductor size. The wall plug must be a two-pole grounding type with a Japanese Industrial Standard C8303 (7 A, 125 V) configuration. Maintenance and Service Guide B-3 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 140
C Screw Listing This appendix provides specification and reference information for the screws used in the notebook. All screws listed in this appendix are available in the Miscellaneous Screw Kit, spare part number 325529-001. Maintenance and Service Guide C-1 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 141
Screw Listing Table C-1 Phillips PM2.5×3.0 Screw mm Color Qty. Length Black 1 3.0 mm Where used: One screw that secures the hard drive to the notebook (documented in Section 5.3) Thread 2.5 mm Head Width 5.0 mm Phillips M2.5×3.0 Screw Location C-2 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 142
Screw Head Width 5.0 mm mm Color Qty. Length Thread Silver 2 3.5 mm 2.5 mm Where used: 2 Two screws that secure the hard drive to the hard drive frame (documented in Section 5.3) Head Width 4.5 mm Torx T5 M2.5×4.5 and Phillips M2.5×3.5 Screw Locations Maintenance and Service Guide C-3 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 143
M2.0×10.0 Alignment Pin Head mm Color Qty. Length Thread Width Silver 2 10.0 mm 2.0 mm 4.0 mm Where used: Two alignment pins that secure the hard drive to the hard drive frame (documented in Section 5.3) 4.0-mm Socket M2.0×10.0 Alignment Pin Locations C-4 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 144
Table C-5 Black Phillips PM2.0×3.0 Screw Head mm Color Qty. Length Thread Width Black 2 3.0 mm 2.0 mm 4.5 mm Where used: Two screws that secure the hard drive upper bezel to the hard drive frame (documented in Section 5.3) Phillips PM2.0×3.0 Screw Locations Maintenance and Service Guide C-5 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 145
5.0 mm Where used: 1 One screw that secures the memory expansion compartment cover to the notebook (documented in Section 5.5) 2 One screw that secures the mini PCI compartment cover to the notebook (documented in Section 5.6) Phillips M2.0×4.0 Screw Locations C-6 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 146
: Two screws that secure the TouchPad to the top cover (documented in Section 5.15) Thread 2.0 mm Head Width 4.5 mm Phillips PM2.0×4.0 Screw Locations Maintenance and Service Guide C-7 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 147
used: Two screws that secure the speaker/microphone to the top cover (documented in Section 5.17) Head Width 4.5 mm Phillips PM2.0×4.0 Screw Locations C-8 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 148
mm Color Qty. Length Thread Width Black 1 4.0 mm 2.0 mm 5.0 mm Where used: One screw that secures the mini PCI compartment cover to the notebook on models equipped with a 5-GHz wireless LAN board (documented in Section 5.6) M2.0×4.0 Security Screw Location Maintenance and Service Guide C-9 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 149
Screw Listing Table C-8 Silver Phillips PM2.0×3.0 Screw mm Color Qty. Length Silver 7 3.0 mm Where used: Three screws that secure the fan to the heat sink (documented in Section 5.9) Thread 2.0 mm Head Width 4.0 mm Phillips PM2.0×3.0 Screw Locations C-10 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 150
C-8 Silver Phillips PM2.0×3.0 Screw (Continued) mm Color Qty. Length Thread Silver 7 3.0 mm 2.0 mm Where used: Two screws that secure the switch board to the system board (documented in Section 5.18) Head Width 4.0 mm Phillips PM2.0×3.0 Screw Locations Maintenance and Service Guide C-11 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 151
C-8 Silver Phillips PM2.0×3.0 Screw (Continued) mm Color Qty. Length Thread Silver 7 3.0 mm 2.0 mm Where used: Two screws that secure the modem board to the system board (documented in Section 5.20) Head Width 4.0 mm Phillips PM2.0×3.0 Screw Locations C-12 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 152
Black 15 8.0 mm 2.0 mm Where used: 1 Two screws that secure the LED switch cover to the notebook (documented in Section 5.7) 2 One screw that secures the keyboard to the notebook (documented in Section 5.8) Head Width 4.5 mm Torx T8 M2.0×8.0 Screw Locations Maintenance and Service Guide C-13 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 153
Table C-9 Torx T8 M2.0×8.0 Screw (Continued) mm Color Qty. Length Thread Black 15 8.0 mm 2.0 mm Where used: Two screws that secure the display hinge covers to the notebook (documented in Section 5.12) Head Width 4.5 mm Torx T8 M2.0×8.0 Screw Locations C-14 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 154
C-9 Torx T8 M2.0×8.0 Screw (Continued) mm Color Qty. Length Thread Black 15 8.0 mm 2.0 mm Where used: Two screws that secure the display assembly to the notebook (documented in Section 5.12) Head Width 4.5 mm Torx T8 M2.0×8.0 Screw Locations Maintenance and Service Guide C-15 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 155
Listing Table C-9 Torx T8 M2.0×8.0 Screw (Continued) mm Color Qty. Length Black 15 8.0 mm Where used: Eight screws that secure the top cover to the notebook (documented in Section 5.13) Thread 2.0 mm Head Width 4.5 mm Torx T8 M2.0×8.0 Screw Locations C-16 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 156
.0×10.0 Screw Head mm Color Qty. Length Thread Width Silver 2 10.0 mm 2.0 mm 5.0 mm Where used: Two screws that secure the heat sink to the notebook (documented in Section 5.10; screws and springs secured to heat sink by c-clip) Spring-Loaded Torx T8 M2.0×10.0 Screw Locations Maintenance and - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 157
Screw Listing Table C-11 Torx T8 M2.0×4.0 Screw mm Color Qty. Length Black 12 4.0 mm Where used: Four screws that secure the heat sink to the notebook (documented in Section 5.10) Thread 2.0 mm Head Width 4.5 mm Torx T8 M2.0×4.0 Screw Locations C-18 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 158
Listing Table C-11 Torx T8 M2.0×4.0 Screw (Continued) mm Color Qty. Length Black 12 4.0 mm Where used: Five screws that secure the top cover to the notebook (documented in Section 5.13) Thread 2.0 mm Head Width 4.5 mm Torx T8 M2.0×4.0 Screw Locations Maintenance and Service Guide C-19 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 159
Listing Table C-11 Torx T8 M2.0×4.0 Screw (Continued) mm Color Qty. Length Thread Black 12 4.0 mm 2.0 mm Where used: Three screws that secure the system board to the notebook (documented in Section 5.19) Head Width 4.5 mm Torx T8 M2.0×4.0 Screw Locations C-20 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 160
Screw Listing Table C-12 Torx T8 M2.0×6.0 Screw mm Color Qty. Length Thread Black 2 6.0 mm 2.0 mm Where used: Two screws that secure the system board to the notebook (documented in Section 5.19) Head Width 4.5 mm Torx T8 M2.0×6.0 Screw Locations Maintenance and Service Guide C-21 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 161
Listing Table C-13 5.0-mm Socket M2.0×9.0 Standoff mm Color Qty. Length Thread Silver 2 9.0 mm 2.0 mm Where used: Two standoffs that secure the system board to the base enclosure (documented in Section 5.19) Head Width 5.0 mm 5.0-mm Socket M2.0×9.0 Standoff Locations C-22 Maintenance and - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 162
1-12 audio troubleshooting 2-25 auto adapter cable, spare part number 3-11 B base enclosure, spare part number 3-7 battery bay 1-17 battery light 1-9 battery pack removal 5-4 spare part number 3-7, 5-4 battery release latch 1-17 battery specifications 6-5, 6-6 Bluetooth wireless device removal - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 163
1-17 docking station, troubleshooting 2-18 drives, preventing damage 4-3 DVD-ROM drive OS loading problems 2-24 spare part number 3-10 E electrostatic discharge 4-4, 4-7 exhaust vent 1-10, 1-11 external monitor connector location 1-11 pin assignments A-3 Index-2 Maintenance and Service Guide - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 164
mass storage devices 3-10 memory expansion board removal 5-9, 5-19 spare part numbers 3-7, 5-9 memory expansion compartment 1-17 memory expansion compartment cover, removal 5-9 memory map specifications 6-12 microphone 1-9 microphone cable, disconnecting 5-35 Maintenance and Service Guide Index-3 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 165
device, troubleshooting 2-18, 2-27 notebook specifications 6-1 num lock key 1-13 num lock light 1-14 O operating system loading, troubleshooting 2-19 optical drive, spare part numbers 3-10 P packing precautions 4-4 parts catalog 3-1 password, clearing 1-8 PC Card eject button 1-12 PC Card slot 1-12 - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 166
3-1, 5-2 service considerations 4-2 speaker 1-12 speaker cable, disconnecting 5-35 speaker jack pin assignments A-4 speaker/microphone, removal 5-41 specifications AC adapter 6-5 battery 6-5, 6-6 display 6-3 DMA 6-7 hard drive 6-4 I/O addresses 6-9 interrupts 6-8 memory map 6-12 notebook 6-1 static - HP Nc4000 | Maintenance and Service Guide: HP Compaq Notebook nc4000 Series - Page 167
part number 3-12 travel battery connector 1-17 troubleshooting audio 2-25 Computer Setup 2-2 Diagnostics for Windows 2-7 docking station 2-18 flowcharts 2-10 keyboard 2-28 modem 2-30 network 2-30 nonfunctioning device 2-18, 2-27 operating system loading 2-19 overview 2-1 pointing device 2-29 power
Maintenance and Service
Guide
HP Compaq Notebook nc4000 Series
Document Part Number: 310030-001
May 2003
This troubleshooting reference is used for maintaining and
servicing the notebook. The guide provides comprehensive
information on identifying notebook features, components, and
spare parts, troubleshooting notebook problems, and performing
notebook disassembly procedures.