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Maintenance and Service Guide
Compaq Notebook Evo N150 Series
Document Part Number: 238849-001
June 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.
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© 2001 Compaq Computer Corporation Compaq, the Compaq logo, Armada, and Deskpro Registered in U. S. Patent and Trademark Office. Evo is a trademark of Compaq Information Technologies Group, L.P. in the U.S. and other countries. Microsoft, MS-DOS, Windows, and Windows NT are trademarks of Microsoft Corporation in the United States and other countries. Intel, Pentium, and Celeron are trademarks of Intel Corporation in the United States and other countries. All other product names mentioned herein
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Contents 1 Product Description 1.1Models andFeatures ......................... 1–1 Models.................................... 1–2 Features ................................... 1–5 1.2ClearingaPassword.......................... 1–6 1.3PowerManagement .......................... 1–7 1.3ExternalComputer Components ................ 1–8 1.4DesignOverview ........................... 1–18 2 Troubleshooting UsingthePhoenixBIOSSetup Utility............... 2–2 Troubleshooting Flowcharts.....................
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2.15NoAudio,Part 1 ....................... 2–18 2.16NoAudio,Part 2 ....................... 2–19 2.17NonFunctioningDevice ................. 2–20 2.18NonFunctioningKeyboard............... 2–21 2.19NonFunctioningPointingDevice.......... 2–22 2.20NetworkorModemConnection . .......... 2–23 3 Illustrated Parts Catalog 3.1SerialNumberLocation....................... 3–1 3.2 Computer System Major Components. ........... 3–2 3.3 Miscellaneous Plastics Kit Components .......... 3–8 3.4 Miscellaneous Hardwa
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5.8EMIShield................................ 5–10 5.9Top Cover................................. 5–11 5.10TouchPad ................................ 5–15 5.11Speakers................................. 5–18 5.12Microphone .............................. 5–21 5.13DisplayLidSwitchBoard ................... 5–23 5.14HeatSink ................................ 5–24 5.15InfraredBoard ............................ 5–26 5.16SystemBoard............................. 5–28 5.17PC CardAssembly.......................
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1 Product Description 1.1 Models and Features The Compaq Notebook Evo N150 Series offer advanced modularity, Intel Pentium III and Intel Celeron processors with 64-bit architecture, industry-leading Accelerated Graphics Port (AGP) implementation, and extensive multimedia support. Figure 1-1. Compaq Notebook Evo N150 Maintenance and Service Guide 1–1
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Product Description Models Computer models are shown in Table1-1. Table 1-1 Compaq Notebook Evo N150 Models and Model Naming Conventions Key N15 P 800 T4X 15 V C 64 8L ME XXXXXX-XXX 12 3 4 5 6 7 8 9 10 11 Key Description Options 1 Brand / Series N=Notebook 15=150 designator 2 Processor type P=Intel Pentium III C=Intel Celeron 3 Processor speed 800=800 MHz 700=700MHz 4Displaytype/ T=TFT X=XGA (1024 × 768) size / resolution 4=14.x-inch 5 Hard drive size 15=15.0 GB 10=10.0 GB 6 Optical drive V=8X M
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Product Description Table 1-1 Compaq Notebook Evo N150 Models and Model Naming Conventions (Continued) 12 3 4 5 6 7 8 9 10 11 N15 P 800 T4X 15 V C 64 8L ME 470013-XXX Belgium 470013-663 Norway 470013-668 Czech Republic 470013-735 Portugal 470013-748 Denmark 470013-664 Russia 470013-749 France 470013-737 Saudi Arabia 470013-734 French Canada 470013-662 Slovakia / 470013-669 Slovenia Germany 470013-739 Spain 470013-751 Greece / Poland 470013-665 Sweden / 470013-670 Finland Hungary 470013-741 Switz
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Product Description Table 1-1 Compaq Notebook Evo N150 Models and Model Naming Conventions (Continued) 12 3 4 5 6 7 8 9 10 11 N15 C 700 T4X 15 D C 64 8L ME 470013-XXX Taiwan 470013-659 N15 C 700 T4X 10 D C 64 8L ME 470013-XXX Asia / Pacific 470013-658 The Netherlands 470013-713 Australia 470013-731 Norway 470013-621 Belgium 470013-619 Portugal 470013-714 Czech Republic 470013-701 Russia 470013-718 Denmark 470013-620 Slovakia / 470013-622 Slovenia France 470013-702 Spain 470013-719 Germany 470013
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Product Description Features Processors, varying by computer model: 800-MHz Intel Pentium III Processor with 256-KB integrated cache 700-MHz Intel Celeron Processor with 128-KB integrated cache 64-MB high-performance Synchronous DRAM (SDRAM), expandable to 512 MB Integrated Trident CyberBlade i1 with AGP 2X support 14.1-inch, XVGA, TFT (1024 × 768) display, with over 16.8 million colors 15- or 10-GB high-capacity hard drive Full-size TouchPad keyboard Mini PCI 56K V.90 modem or
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Product Description Connectors for: RJ-11 modem universal serial bus stereo line out/headphone parallel serial external keyboard/mouse RJ-45 network external monitor AC power Stereo speakers providing Compaq PremierSound 16-bit stereo sound 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 Compu
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Product Description 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 are clear. 1.3 Power Management The computer comes with a collection of power management features that extend battery operating time and conserve power. The computer supports the following power management features: Standby Hibernation Smart battery that provides an accur
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Product Description 1.3 External Computer Components The external components on the front and left side of the computer are shown in Figure 1-2 and described in Table 1-2. . Figure 1-2. Front and Left Side Components Table 1-2 Front and Left Side Panel Components Item Component Function 1 Security cable slot Attaches an optional security cable to the computer. 2 Vent Allows airflow to cool internal components. CAUTION: To prevent damage, the Ä computer will shut down if a severe overheating cond
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Product Description Table 1-2 Front and Left Side Panel Components (Continued) Item Component Function 3 Air intake vent Cools internal components. 4 RJ-11 jack (internal Connects the modem cable to an internal modem models only) modem. A modem cable is included with internal modem models. 5 USB connector Connects USB devices. 6 PC Card slots (2) Support a 32-bit (CardBus) or 16-bit PC Card. 7 PC Card eject buttons Eject a PC Card from a PC Card slot. 8Stereoline-out/ Connects stereo speakers, h
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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 Component Function 1 Media Bay Accepts a diskette drive, CD- or DVD-ROM drive, or secondary battery pack. 2 Infrared port Links to another IrDA-compliant device for wireless communication. 1–10 Maintenance and Service Guide
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Product Description Table 1-3 Right Side and Rear Panel Components (Continued) Item Component Function 3 Parallel connector Connects a parallel device. 4 Serial connector Connects a serial device. 5 Keyboard/mouse Connects an external keyboard or connector PS/2-compatible external mouse. To connect a keyboard and a mouse at the same time, use an optional Y-adapter. 6RJ-45jack(network Connects the network cable. A network models only) cable is not included with the computer. 7 USB connectors Co
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Product Description The keyboard components are shown in Figure 1-4 and described in Table 1-4. Figure 1-4. Keyboard Components 1–12 Maintenance and Service Guide
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Product Description Table 1-4 Keyboard Components Item Component Function 1 F1 through F12 Perform preset functions. function keys 2 Embedded numeric Converts keys to numeric keypad. keypad 3 Cursor control keys Move the cursor around the screen. 4 Windows application DisplaysamenuwhenusingaMicrosoft key application. The menu is the same that is displayed by pressing the right mouse button. 5 Windows logo key Displays the Windows Start menu. 6 Fn key Used with hotkeys to perform preset hotkey fu
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Product Description The components on the top of the computer are shown in Figure 1-5 and described in Table 1-5. Figure 1-5. Top Components Table 1-5 Top Components Item Component Function 1 Power button Turns on the computer. To turn off the computer, use the operating system Shut Down command. 2 Drive light indicator Turns on when the hard drive, CD-, or DVD-ROM drive is accessed. 1–14 Maintenance and Service Guide
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Product Description Table 1-5 Top Components (Continued) Item Component Function 3 Diskette drive light Turns on when the diskette drive in the Media Bay or the optional external diskette drive is accessed. 4 Num lock light On: Num lock is on and the embedded numeric keypad is enabled. 5 Capslocklight On:Capslockison. 6 Scroll lock light On: Scroll is on. 7 Microphone Inputs single-channel sound to the computer; can be used whether the computer is open or closed. 8 Easy Access buttons (4) Four b