Maintenance and Service Guide HP Compaq nx6110/nc6110 and nx6120/nc6120 Notebook PCs Document Part Number: 373146-001 February 2005 This guide is a troubleshooting reference used for maintaining and servicing the notebook. It provides comprehensive information on identifying notebook features, components, and spare parts; troubleshooting notebook problems; and performing notebook disassembly procedures. © Copyright 2005 Hewlett-Packard Development Company, L.P. Microsoft and Windows are U.S. registered trademarks of Microsoft Corporation. Intel, Pentium, and Celeron are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States and other countries. Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license. The information contained herein is subject to change without notice. The only warranties for HP products and services are set forth in the express warranty 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 nx6110/nc6110 and nx6120/nc6120 Notebook PCs First Edition February 2005 Document Part Number: 373146-001 Contents 1 Product Description 1.1 1.2 1.3 1.4 1.5 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1­2 Resetting the Notebook . . . . . . . . . . . . . . . . . . . . . . . 1­4 Power Management. . . . . . . . . . . . . . . . . . . . . . . . . . 1­5 External Components . . . . . . . . . . . . . . . . . . . . . . . . 1­6 Design Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . 1­22 2 Troubleshooting 2.1 Computer Setup. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2­1 2.2 Troubleshooting Flowcharts . . . . . . . . . . . . . . . . . . . 2­5 3 Illustrated Parts Catalog 3.1 3.2 3.3 3.4 3.5 3.6 3.7 Serial Number Location . . . . . . . . . . . . . . . . . . . . . . 3­1 Notebook Major Components . . . . . . . . . . . . . . . . . . 3­2 Miscellaneous Plastics Kit . . . . . . . . . . . . . . . . . . . 3­12 Miscellaneous Cable Kit . . . . . . . . . . . . . . . . . . . . . 3­13 Mass Storage Devices . . . . . . . . . . . . . . . . . . . . . . . 3­14 Miscellaneous (Not Illustrated). . . . . . . . . . . . . . . . 3­15 Sequential Part Number Listing . . . . . . . . . . . . . . . 3­18 4 Removal and Replacement Preliminaries 4.1 4.2 4.3 4.4 4.5 4.6 4.7 Tools Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Service Considerations . . . . . . . . . . . . . . . . . . . . . . . Preventing Damage to Removable Drives . . . . . . . . Preventing Electrostatic Damage . . . . . . . . . . . . . . . Packaging and Transporting Precautions . . . . . . . . . Workstation Precautions . . . . . . . . . . . . . . . . . . . . . . Grounding Equipment and Methods . . . . . . . . . . . . . 4­1 4­2 4­3 4­4 4­5 4­6 4­6 iii Maintenance and Service Guide Contents 5 Removal and Replacement Procedures 5.1 Serial Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­2 5.2 Disassembly Sequence Chart . . . . . . . . . . . . . . . . . . 5­3 5.3 Preparing the Notebook for Disassembly . . . . . . . . . 5­5 5.4 Notebook Feet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­10 5.5 Bluetooth Board . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­11 5.6 External Memory Module . . . . . . . . . . . . . . . . . . . . 5­12 5.7 Mini PCI Communications Card. . . . . . . . . . . . . . . 5­15 5.8 Optical Drive. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­17 5.9 Keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­19 5.10 Switch Cover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­24 5.11 LED Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­26 5.12 Fan. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­28 5.13 Heat Sink. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­29 5.14 Processor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­31 5.15 Modem Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­33 5.16 Internal Memory Module . . . . . . . . . . . . . . . . . . . 5­34 5.17 RTC Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­36 5.18 Display Assembly . . . . . . . . . . . . . . . . . . . . . . . . . 5­37 5.19 Top Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­40 5.20 Speaker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­45 5.21 Digital Media Board . . . . . . . . . . . . . . . . . . . . . . . 5­48 5.22 USB/Audio Board . . . . . . . . . . . . . . . . . . . . . . . . . 5­50 5.23 System Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­52 5.24 Serial Connector Module . . . . . . . . . . . . . . . . . . . 5­55 6 Specifications A Connector Pin Assignments B Power Cord Set Requirements C Screw Listing Index iv Maintenance and Service Guide 1 Product Description The HP Compaq nx6110/nc6110 and nx6120/nc6120 Notebook PCs offer advanced modularity, Intel® Pentium® M and Celeron® processors, and extensive multimedia support. HP Compaq nx6110/nc6110 and nx6120/nc6120 Notebook PCs Maintenance and Service Guide 1­1 Product Description 1.1 Features The following processors are available, varying by notebook model: Intel Pentium M 2.13-, 2.00-, 1.86-, 1.73-, 1.60-, or 1.30-GHz processor, Intel Celeron 1.5- or 1.4-GHz The following displays are available, varying by notebook model: 15.0-inch, SXGA+WVA, TFT (1400 × 1050) with over 16.8 million colors 15.0-inch, XGA, TFT (1280 × 800) with over 16.8 million colors 14.1-inch, XGA, TFT (1280 × 800) with over 16.8 million colors 80-, 60-, 40-, or 30-GB high-capacity hard drive, varying by notebook model 256-MB DDR2 synchronous DRAM (SDRAM) at 400 and 533 MHz, expandable to 2.0 GB Microsoft® Windows® XP Home Edition or Windows XP Professional, varying by notebook model Full-size Windows keyboard with embedded numeric keypad TouchPad pointing device, including a dedicated vertical scroll region and a button that enables/disables TouchPad operation. Integrated 10 Base-T/100 Base-TX Ethernet local area network (LAN) network interface card (NIC) with RJ-45 jack Integrated high-speed 56K modem with RJ-11 jack Integrated wireless support for Mini PCI IEEE 802.11b or 802.11b/g WLAN device Support for one or two Type II PC Card slots, with support for both 32-bit (CardBus) and 16-bit PC Cards, varying by notebook model 1­2 Maintenance and Service Guide Product Description External 65-watt AC adapter with 3-wire power cord, varying by notebook model 6-cell Li-Ion battery pack Stereo speakers Volume up, volume mute, and volume down buttons (full-featured models only) are made throughout this Maintenance Numerous references "full-featured" and "defeatured" units. A and Service Guide to notebook model is considered to be full-featured if it has 4 Universal Serial Bus ports, 2 PC Card slots, and the following components: Volume control buttons Info Center button Infrared port 6-in-1 Digital Media Slot Serial port Parallel port S-Video-out jack Docking connector A notebook model is considered to be defeatured if it has only 2 Universal Serial Bus ports, 1 PC Card slot, and none of the components in the preceding list. Support for the following optical drives: DVD±RW and CD-RW Combo Drive DVD/CD-RW Combo Drive DVD-ROM drive CD-ROM drive Maintenance and Service Guide 1­3 Product Description Connectors: Audio-out (headphone) Audio-in (microphone) Universal Serial Bus (USB) v. 2.0 (4 ports on full-featured notebook models, 2 ports on defeatured notebook models) Power External monitor RJ-11 (modem) RJ-45 (network) IEEE 1394 Travel battery Infrared (full-featured models only) Digital Media Slot (full-featured models only) Parallel port (full-featured models only) S-Video-out (full-featured models only) Docking connector (full-featured models only) 1.2 Resetting the Notebook If the notebook you are servicing has an unknown password, follow these steps to clear the password. These steps also clear CMOS: 1. Prepare the notebook for disassembly (refer to Section 5.3, "Preparing the Notebook for Disassembly," for more information). 2. Remove the real-time clock (RTC) battery (refer to Section 5.17, "RTC Battery," for more information on removing and replacing the RTC battery). 1­4 Maintenance and Service Guide Product Description 3. Wait approximately 5 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. 1.3 Power Management The notebook comes with power management features that extend battery operating time and conserve power. The notebook supports the following power management features: Standby Hibernation Setting customization by the user Hotkeys for setting the level of performance Battery calibration Lid switch standby/resume Power/standby button Advanced Configuration and Power Management (ACPM) compliance Maintenance and Service Guide 1­5 Product Description 1.4 External Components The external components on the front of the notebook are shown below and described in Table 1-1. Front Components Table 1-1 Front Components Item 1 Component Infrared port (full-featured models only) Stereo speakers (2) Display release latch Function Provides wireless communication between the notebook and an optional IrDA-compliant device. Produce stereo sound. Opens the notebook. 2 3 1­6 Maintenance and Service Guide Product Description Table 1-1 Front Components (Continued) Item 4 5 Component Wireless light Power/standby light Function On: an integrated wireless device has been enabled. Green: The notebook is on. Blinking green: The notebook is in standby mode. Off: The notebook is off or in hibernation. 6 Battery light Amber: A battery pack is charging. Green: A battery pack is close to full charge capacity. Blinking amber: A battery pack that is the only available power source has reached a low-battery condition. When the battery reaches a critical low-battery condition, the battery light begins blinking more quickly. Off: If the notebook is connected to an external power source, the light is turned off when all batteries in the notebook are fully charged. If the notebook is not connected to an external power source, the light is turned off until the battery reaches a low-battery condition. Blinking: The hard drive or optical drive is being accessed. Supports 6 optional digital memory card formats: SD (Secure Digital) Memory Card, MultiMediaCard, Memory Stick, Memory Stick Pro, SmartMedia, and xD-Picture Card. On: A digital memory card is being accessed. 7 Integrated Drive Electronics (IDE) drive light 6-in-1 Digital Media Slot (full-featured models only) 8 9 6-in-1 Digital Media Slot light (full-featured models only) Maintenance and Service Guide 1­7 Product Description The external components on the right side of the notebook are shown below and described in Table 1-2. Right-Side Components 1­8 Maintenance and Service Guide Product Description Table 1-2 Right-Side Components Item 1 Component Audio-out (headphone) jack Function Connect optional headphones or powered stereo speakers. Also connects the audio function of an audio/video device such as a television or VCR. Connects an optional monaural microphone. Connect USB 1.1- and 2.0-compliant devices to the notebook using a standard USB cable, or connect an optional External MultiBay II to the notebook. The MultiBay II must also be connected to an external power source. Supports an optical disc. The type of optical drive varies by model. Connects an optional serial device. 2 3 Audio-in (microphone) jack USB ports (2) (full-featured models only) 4 5 Optical drive Serial port (full-featured models only) Maintenance and Service Guide 1­9 Product Description The external components on the left side of the notebook are shown below and described in Table 1-3. Left-Side Components Table 1-3 Left-Side Components Item 1 Component USB ports (2) Function Connect USB 1.1- and 2.0-compliant devices to the notebook using a standard USB cable, or connect an optional External MultiBay II to the notebook. The MultiBay II must also be connected to an external power source. Connects an optional VGA external monitor or projector. 2 External monitor port 1­10 Maintenance and Service Guide Product Description Table 1-3 Left-Side Components (Continued) Item 3 Component Exhaust vent Function Provides airflow to cool internal components. Ä To prevent overheating, do not obstruct vents. ...