b Maintenance and Service Guide Compaq Evo N600c Document Part Number: 235393-001 August 2001 This guide is a troubleshooting reference used for maintaining and servicing the notebook. It provides comprehensive information on identifying computer features, components, and spare parts, troubleshooting computer problems, and performing computer disassembly procedures. © 2001 Compaq Computer Corporation Compaq, Evo, the Compaq logo, and Premier·Sound are trademarks of Compaq Information Technologies Group, L.P. Microsoft and Windows are trademarks of Microsoft Corporation. Intel and Pentium are trademarks of Intel Corporation. All other product names mentioned herein may be trademarks of their respective companies. Compaq shall not be liable for technical or editorial errors or omissions contained herein. The information in this document is provided "as is" without warranty of any kind and is subject to change without notice. the warranties for Compaq products are set forth in the express limited warranty statements accompanying such products. Nothing herein should be construed as constituting an additional warranty. Maintenance and Service Guide First Edition August 2001 Document Part Number: 235393-001 Contents 1 Product Description 1.1 1.2 1.3 1.4 1.5 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1­1 Clearing a Password . . . . . . . . . . . . . . . . . . . . . . . . . 1­4 Power Management. . . . . . . . . . . . . . . . . . . . . . . . . . 1­5 Computer External Components . . . . . . . . . . . . . . . . 1­6 Design Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . 1­16 2 Troubleshooting 2.1 Computer Setup and Diagnostics Utilities . . . . . . . . 2­1 Selecting Computer Setup or Compaq Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . 2­1 Selecting from the File Menu . . . . . . . . . . . . . . . . . . 2­3 Selecting from the Security Menu . . . . . . . . . . . . . . . 2­4 Selecting from the Advanced Menu . . . . . . . . . . . . . 2­5 2.2 Using Compaq Diagnostics. . . . . . . . . . . . . . . . . . . . 2­7 Obtaining, Saving, or Printing Configuration Information. . . . . . . . . . . . . . . . . . . . . 2­7 Obtaining, Saving, or Printing Diagnostic Test Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2­8 2.3 Troubleshooting Flowcharts . . . . . . . . . . . . . . . . . . 2­10 2.1 Initial Troubleshooting . . . . . . . . . . . . . . . . . . . 2­11 2.2 No Power, Part 1 . . . . . . . . . . . . . . . . . . . . . . . . 2­12 2.3 No Power, Part 2 . . . . . . . . . . . . . . . . . . . . . . . . 2­13 2.4 No Power, Part 3 . . . . . . . . . . . . . . . . . . . . . . . . 2­14 2.5 No Power, Part 4 . . . . . . . . . . . . . . . . . . . . . . . . 2­15 2.6 No Video, Part 1 . . . . . . . . . . . . . . . . . . . . . . . . 2­16 2.7 No Video, Part 2 . . . . . . . . . . . . . . . . . . . . . . . . 2­17 Maintenance and Service Guide iii 2.8 Nonfunctioning Docking Station (if applicable). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.9 No Operating System (OS) Loading . . . . . . . . . 2.10 No OS Loading from Hard Drive, Part 1. . . . . 2.11 No OS Loading from Hard Drive, Part 2. . . . . 2.12 No OS Loading from Hard Drive, Part 3. . . . . 2.13 No OS Loading from Diskette Drive. . . . . . . . 2.14 No OS Loading from CD- or DVD-ROM Drive . . . . . . . . . . . . . . . . . . . . . . . . . . 2.15 No Audio, Part 1 . . . . . . . . . . . . . . . . . . . . . . . 2.16 No Audio, Part 2 . . . . . . . . . . . . . . . . . . . . . . . 2.17 Nonfunctioning Device . . . . . . . . . . . . . . . . . . 2.18 Nonfunctioning Keyboard . . . . . . . . . . . . . . . . 2.19 Nonfunctioning Pointing Device . . . . . . . . . . . 2.20 Network or Modem Connection Problems . . . 2­18 2­19 2­20 2­21 2­22 2­23 2­24 2­25 2­26 2­27 2­28 2­29 2­30 3 Illustrated Parts Catalog 3.1 3.2 3.3 3.4 3.5 Serial Number Location . . . . . . . . . . . . . . . . . . . . . . 3­1 Computer System Major Components . . . . . . . . . . . 3­2 Miscellaneous Plastics Kit Components . . . . . . . . . . 3­8 Mass Storage Devices . . . . . . . . . . . . . . . . . . . . . . . . 3­9 Miscellaneous . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3­12 4 Removal and Replacement Preliminaries 4.1 Tools Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.2 Service Considerations . . . . . . . . . . . . . . . . . . . . . . . Plastic Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cables and Connectors . . . . . . . . . . . . . . . . . . . . . . . 4.3 Preventing Damage to Removable Drives . . . . . . . . 4.4 Preventing Electrostatic Damage . . . . . . . . . . . . . . . 4.5 Packaging and Transporting Precautions . . . . . . . . . 4.6 Workstation Precautions . . . . . . . . . . . . . . . . . . . . . . 4.7 Grounding Equipment and Methods . . . . . . . . . . . . . 4­1 4­1 4­2 4­2 4­3 4­4 4­4 4­5 4­6 iv Maintenance and Service Guide 5 Removal and Replacement Procedures 5.1 Serial Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­2 5.2 Disassembly Sequence Chart . . . . . . . . . . . . . . . . . . 5­3 5.3 Preparing the Computer for Disassembly . . . . . . . . . 5­4 5.4 Computer Feet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­5 5.4 Keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­6 5.5 Modem/Network Interface Card (NIC). . . . . . . . . . 5­10 5.6 Real Time Clock (RTC) Battery . . . . . . . . . . . . . . . 5­12 5.7 TouchPad or Touch Button . . . . . . . . . . . . . . . . . . . 5­13 5.8 Switch Cover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­15 5.9 Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­17 5.10 Top Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­20 5.11 System Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­23 5.12 Fan. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­27 5.13 DC-DC Converter Board. . . . . . . . . . . . . . . . . . . . 5­30 5.15 Modem Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5­33 6 Specifications A Connector Pin Assignments B Power Cord Set Requirements 3-Conductor Power Cord Set . . . . . . . . . . . . . . . . . . . . . . General Requirements . . . . . . . . . . . . . . . . . . . . . . . . Country-Specific Requirements . . . . . . . . . . . . . . . . . . . . Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B­1 B­1 B­2 B­2 C Screw Listing Index Maintenance and Service Guide v 1 Product Description The Compaq Evo N600c Series of Personal Computers offers advanced modularity, Mobile Intel Pentium III processors-M with 64-bit architecture, industry-leading Accelerated Graphics Port (AGP) implementation, and extensive multimedia support. Figure 1-1. Compaq Evo N600c 1.1 Features I Mobile Intel Pentium III processor 1.066 GHz-M or 866MHz-M, with 512-KB integrated L2 cache, varying by computer model Maintenance and Service Guide 1­1 Product Description I ATI Mobility Radeon with 64-bit video graphics, 16-MB double date rate (DDR) SDRAM, 4X AGP graphics card 128-MB high-performance Synchronous DRAM (SDRAM), expandable to 1024 MB Microsoft Windows 98, Windows NT 4.0, or Windows 2000 preinstalled, varying by computer model 14.1-inch, XGA, TFT (1024 × 768) display, with over 16.7 million colors Full-size TouchPad or pointing stick keyboard, varying by computer model Mini PCI 10/100 network interface card (NIC) or Mini PCI V.90 modem plus 10/100 NIC combination card, varying by computer model Support for two Type II PC Card slots with support for both 32-bit CardBus and 16-bit PC Cards External AC adapter with power cord 8-cell Lithium ion (Li ion) battery pack 30-, 20-, or 15-GB high-capacity hard drive I I I I I I I I I 1­2 Maintenance and Service Guide Product Description I Connectors for: RJ-11 modem Mono microphone Stereo line-out/headphone MultiPort Universal Serial Bus Docking Parallel devices Serial devices Composite TV External keyboard/mouse RJ-45 network External monitor AC power I Stereo speakers providing Compaq Premier·SoundTM 16-bit stereo sound Maintenance and Service Guide 1­3 Product Description 1.2 Clearing a Password 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 computer for disassembly (refer to Section 5.3, "Preparing the Computer for Disassembly," for more information). 2. Remove the RTC battery (refer to Section 5.7, "Real Time Clock (RTC) Battery"). 3. Wait approximately five minutes. 4. Replace the RTC battery and reassemble the computer. 5. Connect AC power to the computer. Do not reinsert any battery packs at this time. 6. Turn on the computer. All passwords and all CMOS settings have been cleared. 1­4 Maintenance and Service Guide 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: I I I I I I I I I Standby Hibernation Setting customization by the user Hotkeys for setting level of performance Smart battery that provides an accurate battery power gauge Battery calibration Lid switch suspend/resume Power/suspend button Advanced Configuration and Power Management (ACP) compliance Maintenance and Service Guide 1­5 Product Description 1.4 Computer External Components The external components on the front and right side of the computer are shown in Figure 1-2 and described in Table 1-2. . Figure 1-2. Front and Right Side Components Table 1-2 Front and Right Side Panel Components Item 1 2 Component Display release latch RJ-11 jack (internal modem models only) MultiBay Function Opens the computer. Connects the modem cable to an internal modem. A modem cable is included with internal modem models. Accepts a diskette drive, CD- or DVD-ROM drive, or secondary battery pack. 3 1­6 Maintenance and Service Guide Product Description Table 1-2 Front and Right Side Panel Components (Continued) Item 4 5 6 7 8 9 Component Security cable slot Mono microphone jack Stereo line-out/ headphone jack Volume control buttons Infrared port Power light Function Attaches an optional security cable to the computer. Connects a mono microphone, disabling the built-in microphone. Connects stereo speakers, headphones, headset, or television audio. Adjust the volume of the stereo speakers. Links to another IrDA-compliant device for wireless communication. On: Power is turned on. Blinking: Computer is in Standby. The power light also blinks if a battery pack that is the only available power source reaches a low-battery condition. On: A battery pack is charging. Blinking: A battery pack that is the only available power source has reached a low-battery condition. Turns on when the hard drive, CD-, or DVD-ROM drive is accessed. Turns on when the diskette drive in the Media Bay or the optional external diskette drive is accessed. 10 Battery light 11 12 Drive activity light Diskette drive light Maintenance and Service Guide 1­7 Product Description The computer right side and rear panel components are shown in Figure 1-3 and described in Table 1-3. Figure 1-3. Right Side and Rear Panel Components Table 1-3 Right Side and Rear Panel Components Item 1 Component MultiPort Function Connects wireless communication devices, such as a Bluetooth or 802.11b MultiPort Module, and other options. Connects any one of the following: I I I 2 DC power jack AC adapter Optional automobile power adapter/charger Optional aircraft power adapter 3 Keyboard/mouse connector Connects an external keyboard or PS/2-compatible external mouse. To connect a keyboard and a mouse at the same time, use an optional Y-adapter. 1­8 Maintenance and Service Guide Product Description Table 1-3 Right Side and Rear Panel Components (Continued) Item 4 5 Component Parallel connector Docking connector Function Connects a parallel device. Connects the computer to the optional expansion base, convenience base, or port replicator. Connects a serial device. Connects an external monitor or overhead projector. Connects a television, VCR, camcorder, or overhead projector. Connects the network cable. A network cable is not included with the computer. Connects USB devices. Allows airflow to cool internal components. To ÄCAUTION:shutsprevent ifdamage, the computer down an overheating condition occurs. Do not block the cooling vent. Avoid placing the computer on a blanket, rug, or other flexible surface that may cover the vent area. 12 Hard drive Supports the removable primary hard drive. Two screws secure the hard drive to the computer. Support a 32-bit (CardBus) or 16-bit PC Card. Eject a PC Card from a PC Card slot. 6 7 8 9 10 11 S ...