Maintenance and Service Guide HP Compaq nx6115 and nx6125 Notebook PCs Document Part Number: 389608-001 August 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. AMD, Sempron, Turion, and combinations thereof, are trademarks of Advanced Micro Devices, Inc. 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 nx6115 and nx6125 Notebook PCs First Edition August 2005 Document Part Number: 389608-001 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 . . . . . . . . . . . . . . . . . . . 2­7 3 Software Update and Recovery 3.1 Software Updates . . . . . . . . . . . . . . . . . . . . . . . . . . . 3­1 3.2 System Recovery. . . . . . . . . . . . . . . . . . . . . . . . . . . . 3­6 4 Illustrated Parts Catalog 4.1 4.2 4.3 4.4 4.5 4.6 4.7 5.1 5.2 5.3 5.4 5.5 Serial Number Location . . . . . . . . . . . . . . . . . . . . . . 4­1 Notebook Major Components . . . . . . . . . . . . . . . . . . 4­2 Miscellaneous Plastics Kit . . . . . . . . . . . . . . . . . . . 4­12 Miscellaneous Cable Kit . . . . . . . . . . . . . . . . . . . . . 4­13 Mass Storage Devices . . . . . . . . . . . . . . . . . . . . . . . 4­14 Miscellaneous (Not Illustrated). . . . . . . . . . . . . . . . 4­16 Sequential Part Number Listing . . . . . . . . . . . . . . . 4­18 Tools Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Service Considerations . . . . . . . . . . . . . . . . . . . . . . . Preventing Damage to Removable Drives . . . . . . . . Preventing Electrostatic Damage . . . . . . . . . . . . . . . Packaging and Transporting Precautions . . . . . . . . . 5­1 5­2 5­3 5­4 5­5 iii 5 Removal and Replacement Preliminaries Maintenance and Service Guide Contents 5.6 Workstation Precautions . . . . . . . . . . . . . . . . . . . . . . 5­6 5.7 Grounding Equipment and Methods . . . . . . . . . . . . . 5­7 6 Removal and Replacement Procedures 6.1 Serial Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6­1 6.2 Disassembly Sequence Chart . . . . . . . . . . . . . . . . . . 6­2 6.3 Preparing the Notebook for Disassembly . . . . . . . . . 6­4 6.4 Hard Drive. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6­6 6.5 Notebook Feet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6­9 6.6 Bluetooth Board . . . . . . . . . . . . . . . . . . . . . . . . . . . 6­10 6.7 Memory Module . . . . . . . . . . . . . . . . . . . . . . . . . . . 6­12 6.8 Optical Drive. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6­14 6.9 Switch Cover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6­16 6.10 Power Button Board . . . . . . . . . . . . . . . . . . . . . . . 6­20 6.11 Keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6­22 6.12 Fan. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6­26 6.13 Heat Sink. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6­27 6.14 Processor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6­30 6.15 Button Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6­32 6.16 Mini PCI Communications Card. . . . . . . . . . . . . . 6­34 6.17 Display Assembly . . . . . . . . . . . . . . . . . . . . . . . . . 6­36 6.18 Top Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6­40 6.19 TouchPad. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6­44 6.20 RTC Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6­46 6.21 Speaker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6­48 6.22 System Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6­50 6.23 PC Card Assembly . . . . . . . . . . . . . . . . . . . . . . . . 6­54 7 Specifications A Connector Pin Assignments B Power Cord Set Requirements C Screw Listing D Display Component Recycling Index iv Maintenance and Service Guide 1 Product Description The HP Compaq nx6115 and nx6125 Notebook PCs offer advanced modularity, AMD TurionTM 64 mobile technology and Mobile AMD SempronTM processors, and extensive multimedia support. HP Compaq nx6115 and nx6125 Notebook PCs Maintenance and Service Guide 1­1 Product Description 1.1 Features The following processors are available, varying by notebook model: AMD Turion 64 ML-40 (2.2-GHz) AMD Turion 64 ML-37 (2.0-GHz) AMD Turion 64 ML-34 (1.8-GHz) AMD Turion 64 ML-32 (1.8-GHz) AMD Turion 64 ML-30 (1.6-GHz) AMD Turion 64 ML-28 (1.6-GHz) Mobile AMD Sempron 3100+ (1.80-GHz) Mobile AMD Sempron 3000+ (1.80-GHz) Mobile AMD Sempron 2800+ (1.60-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 80-, 60-, 40-, or 30-GB high-capacity hard drive, varying by notebook model 256-MB DDR PC2700 synchronous DRAM (SDRAM) at 333 MHz, expandable to 2.0 GB Microsoft® Windows® XP Home Edition or Windows XP Professional, varying by notebook model 1­2 Maintenance and Service Guide Product Description Full-size Windows keyboard with embedded numeric keypad TouchPad pointing device, including a dedicated vertical scroll region. Integrated 10 Base-T/100 Base-TX (HP Compaq nx6115 only) and 10 Base-T/100 Base-TX/1000 Gigabit (HP Compaq nx6125 only) 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 802.11a/b/g or 802.11b/g WLAN device Support for one Type II PC Card slot, with support for both 32-bit (CardBus) and 16-bit PC Cards, varying by notebook model External 65-watt AC adapter with 3-wire power cord, varying by notebook model 6-cell Li-Ion battery pack Stereo speakers The following features are available only on HP Compaq nx6125 models: 6-in-1 Digital Media Slot S-Video-out jack Docking connector Volume up, volume mute, and volume down buttons Info Center and Presentation mode buttons Support for one ExpressCard slot Maintenance and Service Guide 1­3 Product Description Support for the following optical drives: DVD±RW and CD-RW Combo Drive DVD/CD-RW Combo Drive DVD-ROM drive CD-ROM drive Connectors: Audio-out (headphone) Audio-in (microphone) Universal Serial Bus (USB) v. 2.0 (3 ports) Power External monitor RJ-11 (modem) RJ-45 (network) IEEE 1394 Travel battery Digital Media Slot (HP Compaq nx6125 models only) S-Video-out (HP Compaq nx6125 models only) Docking connector (HP Compaq nx6125 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 6.3, "Preparing the Notebook for Disassembly," for more information). 2. Remove the RTC battery (refer to Section 6.20, "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 Wireless light Function On: An integrated wireless device, such as a wireless LAN device and/or a Bluetooth® device, is turned on. Green: The notebook is on. Blinking green: The notebook is in standby mode. Off: The notebook is off or in hibernation. 2 Power/standby light 1­6 Maintenance and Service Guide Product Description Table 1-1 Front Components (Continued) Item 3 Component Battery light Function 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. Opens the notebook. Produce system sound. Supports 6 optional digital memory card formats: SD (Secure Digital) Memory Card, MultiMediaCard, Memory Stick, Memory Stick Pro, SmartMedia, and xD-Picture Card. On: Slot is accessing a digital memory card. 4 5 6 7 IDE (Integrated Drive Electronics) drive light Display release latch Speakers (2) 6-in-1 Digital Media Slot (HP Compaq nx6125 models only) 8 6-in-1 Digital Media Slot light (HP Compaq nx6125 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 2 Component Optical drive RJ-11 (modem) jack Function Holds an optical disc. Connects a modem cable. 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 Vent Function Enables airflow to cool internal components. Ä 2 To prevent overheating, do not obstruct vents. Using the notebook on a soft surface, such as a pillow, blanket, rug, or thick clothing, may block airflow. Connects an external monitor. External monitor port 1­10 Maintenance and Service Guide Product Description Table 1-3 Left-Side Components (Continued) Item 3 4 Component 1394 port USB ports (2) Function Connects an optional IEEE 1394 device, such as a camcorder. 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 stereo or monaural microphone. Produces system sound when connected to optional powered stereo speakers, headphones, headset, or television audio. Supports optional Type I or Type II PC Cards. Suppports optional ExpressCard/54 or ExpressCard/34 cards. Ejects the PC Card from the PC Card slot. 5 6 Audio-in (microphone) jack Audio-out (headphone) jack PC Card slot ExpressCard slot (HP Compaq nx6125 models only) PC Card slot eject button 7 8 9 Maintenance and Service Guide 1­11 Product Description The external components on the rear panel of the notebook are shown below and described in Table 1-4. Rear Panel Components 1­12 Maintenance and Service Guide Product Description Table 1-4 Rear Panel Components Item 1 Component Security cable slot Function Attaches an optional security cable to the notebook. à ...