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Compaq Evo N200 Maintenance And Service Manual

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  • Page 1 Thank you for purchasing this Factory Service Manual CD/DVD from servicemanuals4u.com. Please check out our eBay auctions for more great deals on Factory Service Manuals: servicemanuals4u...

  • Page 2: Maintenance And Service Guide

    Maintenance and Service Guide Compaq Evo N200 Series Document Part Number: 233117-001 September 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...
  • Page 3 © 2001 Compaq Computer Corporation Compaq and the Compaq logo Registered in U. S. Patent and Trademark Office. Evo is a trademark of Compaq Information Technologies Group, L.P. Microsoft and Windows are trademarks of Microsoft Corporation. Intel and Pentium are trademarks of Intel Corporation.

  • Page 4: Table Of Contents

    Contents 1 Product Description 1.1 Features ........1–2 1.2 Clearing a Password.
  • Page 5 2.17 Nonfunctioning Device ....2–19 2.18 Nonfunctioning Keyboard ....2–20 2.19 Nonfunctioning Pointing Device .
  • Page 6 5.12 RTC Battery ......5–22 5.13 System Board ......5–24 5.14 Charger Board .

  • Page 7: Product Description

    The computer provides desktop functionality and connectivity through the optional Mobile Expansion Unit (MEU). ✎ All Evo N200 computer models have an SKU number of 243420-B21 and a config. code of KCJZ. Figure 1-1. Compaq Evo N200 Maintenance and Service Guide...

  • Page 8: Features

    Product Description 1.1 Features The computer has the following features: Intel Pentium III 700-MHz processor, with 256-KB integrated cache ATI Mobility M1, 8-MB SDRAM 192 MB standard memory (64 MB integrated on system board, 128 MB in memory expansion compartment) Microsoft Windows 2000 10.4-inch, XGA, TFT (1024 ×...
  • Page 9 Product Description External AC adapter with power cord Support for a 6-cell Lithium ion (Li ion) primary battery pack in the battery bay and an optional external 4-cell Li ion 20-GB high-capacity hard drive Speaker Connectors for: ❏ RJ-45 network ❏...

  • Page 10: Clearing A Password

    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.

  • Page 11: Power Management

    Product Description 1.3 Power Management The computer comes with a collection of power management features that extends battery operating time and conserves power. The computer supports the following power management features: 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...

  • Page 12: Computer External Components

    Product Description 1.4 Computer External Components The external components on the display and right side of the computer are shown in Figure 1-2 and described in Table 1-1. Figure 1-2. Front and Right Side Components 1–6 Maintenance and Service Guide...

  • Page 13: Table

    Product Description Table 1-1 Front and Right Side Components Item Component Function Stereo speaker/ Connects stereo speakers, headphone jack headphones, headset, or television audio. Microphone jack Connects a single sound channel microphone. Display release latch Releases the display to open the computer.
  • Page 14 Product Description The computer rear panel and left side components are shown in Figure 1-3 and described in Table 1-2. Figure 1-3. Rear Panel and Left Side Components 1–8 Maintenance and Service Guide...
  • Page 15 Product Description Table 1-2 Rear Panel and Left Side Components Item Component Function RJ-45 jack (network models Connects the network cable. only) ✎ A network cable is included with network models RJ-11 jack (internal modem Connects the modem cable to an models only) internal modem.
  • Page 16 Product Description The keyboard components are shown in Figure 1-4 and described in Table 1-3. Figure 1-4. Keyboard Components 1–10 Maintenance and Service Guide...
  • Page 17 Product Description Table 1-3 Keyboard Components Item Component Function F1 through F12 function keys Perform preset functions. Caps lock key Turns on the caps lock function. Fn key Used with hotkeys to perform preset hotkey functions. Windows logo key Displays Windows Start menu. Windows application key Displays a menu when using a Microsoft application.
  • Page 18 Product Description The external components on the top of the computer are shown in Figure 1-5 and described in Table 1-4. Figure 1-5. Top Components Table 1-4 Top Components Item Component Function Power switch Turns on the computer. To turn off the computer, use the operating system Shut Down command.
  • Page 19 Product Description Table 1-4 Top Components (Continued) Item Component Function Caps lock light On: Caps lock is on. Scroll lock light On: Scroll lock is on. Battery light On: A battery pack is charging. Blinking: A battery pack that is the only available power source has reached a low-battery condition.
  • Page 20 Product Description The external components on the bottom of the computer are shown in Figure 1-6 and described in Table 1-5. Figure 1-6. Bottom Components 1–14 Maintenance and Service Guide...
  • Page 21 Serial number Identifies the computer; needed when you call Compaq customer support. Hard drive Supports the removable primary hard drive. One screw secures the hard drive to the computer.

  • Page 22: Design Overview

    Product Description 1.4 Design Overview This section presents a design overview of key parts and features of the computer. Refer to Chapter 3, “Illustrated Parts Catalog,” to identify replacement parts, and Chapter 5, “Removal and Replacement Procedures,” for disassembly steps. The system board provides the following device connections: Memory expansion board Hard drive...

  • Page 23: Troubleshooting

    Troubleshooting Å WARNING: Only authorized technicians trained by Compaq should repair this equipment. All troubleshooting and repair procedures are detailed to allow only subassembly/module level repair. Because of the complexity of the individual boards and subassemblies, no one should attempt to make repairs at the component level or to make modifications to any printed wiring board.

  • Page 24: Troubleshooting Flowcharts

    Troubleshooting Troubleshooting Flowcharts Table 2-1 Troubleshooting Flowcharts Overview Section 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 2.10 No OS loading from hard drive, part 1 2.11...

  • Page 25: Initial Troubleshooting

    Troubleshooting Initial Troubleshooting Begin Troubleshooting Go to Is there Section 2.2, power? No Power. Check Beeps, LED board, LEDs, or error speaker Messages? connections. Go to All drives Section 2.17, working? Nonfunctioning Device. Go to Is there video? Section 2.6, Go to (no boot) No Video.

  • Page 26: No Power, Part 2

    Troubleshooting 2.2 No Power, Part 1 No Power (Power LED is off) Remove from docking station if applicable. Go to Power up Power up *Reset Section 2.3, on battery on battery power. No Power, power? power? Part 2. Go to Power up Power up *Reset...

  • Page 27: No Power, Part 3

    Troubleshooting 2.3 No Power, Part 2 Continued from Section 2.2, No Power, Part 1. Visually check for debris in battery socket and clean if necessary. Power on? Done Check battery by recharging, moving it to another computer, or replacing it. Replace power supply (if Power on?

  • Page 28: No Power, Part 4

    Troubleshooting 2.4 No Power, Part 3 Continued from Section 2.3, No Power, Part 2. Plug directly into AC outlet. Power LED Done Reseat AC adapter in computer and at power source. Power on? Done External Internal or Power outlet Replace external Try different external AC active?
  • Page 29 Troubleshooting 2.5 No Power, Part 4 Continued from Section 2.4, No Power, Part 3. Open computer. Reseat loose Loose or components and damaged boards and parts? replace damaged items. Close computer and retest. Replace the following items, if applicable. Check computer operation after each Power on? replacement: 1.

  • Page 30: No Video, Part 1

    Troubleshooting 2.6 No Video, Part 1 No Video Docking Station Go to *Note: To change from internal to Stand-alone Section 2.7, external display, use the hotkey or Docking No Video, Part 2. combination. Station? Standalone Internal or Adjust external Video OK? Done brightness.

  • Page 31: No Video, Part 2

    Troubleshooting 2.7 No Video, Part 2 Continued from Section 2.6, No Video, Part 1. Remove notebook from docking station, if connected. Adjust Check brightness display of external brightness. monitor. Go to “A” in Section 2.6, Video OK? Video OK? Done No Video, Part 1.

  • Page 32: Nonfunctioning Docking Station

    Troubleshooting 2.8 Nonfunctioning Docking Station (if applicable) Nonfunctioning docking station Reseat power cord in docking station and power outlet. Check voltage Reinstall setting on notebook into docking station. docking station. Reset monitor Docking cable connector at station docking station. Done operating? Docking Replace these docking station components...

  • Page 33: No Operating System (Os) Loading

    Troubleshooting 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 form diskette drive, go to Section 2.13. No OS loading from CD- or DVD-ROM drive, go to...

  • Page 34: No Os Loading From Hard Drive, Part

    Troubleshooting 2.10 No OS Loading from Hard Drive, Part 1 OS not loading from hard drive. Go to Section 2.11, Nonsystem No OS Loading disk message? from Hard Drive, Part 2. Reseat external hard drive. OS loading? Done Boot from Go to Boot Section 2.13,...

  • Page 35: No Os Loading From Hard Drive, Part 2

    Troubleshooting 2.11 No OS Loading from Hard Drive, Part 2 Continued from Section 2.10, No OS Loading Reseat from Hard Drive, hard drive. Part 1. 1. Replace hard CD or drive. diskette in 2. Replace system drive? Hard drive board. Done accessible? Remove...

  • Page 36: No Os Loading From Hard Drive, Part 1

    Troubleshooting 2.12 No OS Loading from Hard Drive, Part 3 Continued from Section 2.11, No OS Loading from Hard Drive, Part 2. System Install OS files on hard and reboot. drive? Virus Clean virus. on hard loading from Done drive? hard drive? Run SCANDISK Diagnostics...

  • Page 37: No Os Loading From Diskette Drive

    Troubleshooting 2.13 No OS Loading from Diskette Drive OS not loading Reseat from Done diskette drive. loading? diskette drive. Bootable Install bootable Nonsystem diskette diskette and disk message? in drive? reboot computer. Go to Check diskette Boot Section 2.17, for system files. from another Nonfunctioning Try different...

  • Page 38: No Os Loading From Cd- Or Dvd-Rom Drive

    Troubleshooting 2.14 No OS Loading from CD- or DVD-ROM Drive No OS Install bootable Bootable Disk loading from disk and disk in in drive? CD- or reboot drive? DVD-ROM drive. computer. Try another Install bootable bootable disk. disk. Boots from Done CD or DVD? Reseat...

  • Page 39: No Audio, Part

    Troubleshooting 2.15 No Audio, Part 1 Turn up audio internally or No audio Audio? Done externally. Notebook in Go to Internal docking station Section 2.16, Undock audio? (if applicable)? No Audio, Part 2. Replace the following docking station Go to components one at a time as applicable.

  • Page 40: No Audio, Part 2

    Troubleshooting 2.16 No Audio, Part 2 Continued from Section 2.15, No Audio, Part 1 Audio Reload driver in OS audio drivers. configured? Correct Load drivers and drivers for set configuration application? in OS. Connect to external speaker. Replace audio board and speaker Audio? Audio?

  • Page 41: Nonfunctioning Device

    Troubleshooting 2.17 Nonfunctioning Device Nonfunctioning device Reseat device. Unplug the nonfunctioning device from the notebook, inspect cables and plugs for bent or broken pins or other damage. Fix or Clear physical replace CMOS. device? broken item. Reattach device. Possible bad hard Go to Close notebook, drive.

  • Page 42: Nonfunctioning Keyboard

    Troubleshooting 2.18 Nonfunctioning Keyboard Keyboard not operating properly. Connect notebook to good external keyboard. External Replace device system works? board. Reseat internal keyboard connector (if applicable). Replace internal keyboard or cable. Done Done Replace system board. 2–20 Maintenance and Service Guide...

  • Page 43: Nonfunctioning Pointing Device

    Troubleshooting 2.19 Nonfunctioning Pointing Device Pointing device not operating properly. Connect notebook to good external pointing device. External Replace device system works? board. Reseat internal pointing device connector (if applicable). Replace internal pointing device or cable. Done Done Replace system board.

  • Page 44: Network Or Modem Connection Problems

    Troubleshooting 2.20 Network or Modem Connection Problems No network or modem connection. Network Replace jack or or modem jack have jack active? activated. Connect Digital to non-digital line? line. Reload NIC/modem drivers and Done configured in OS? reconfigure. Disconnect all Replace power from NIC/modem if...

  • Page 45: Illustrated Parts Catalog

    Illustrated Parts Catalog This chapter provides an illustrated parts 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 computer serial number and model number located on the bottom of the computer as indicated in Figure 3-1.

  • Page 46: Computer System Major Components

    Illustrated Parts Catalog 3.2 Computer System Major Components Figure 3-2. Computer System Major Components 3–2 Maintenance and Service Guide...
  • Page 47 Illustrated Parts Catalog Table 3-1 Computer System Major Components Spare Part Item Description Number 10.4-inch XGA TFT Display 251633-001 Miscellaneous Plastics Kit 251638-001 Left hinge cover Not illustrated Right hinge cover Computer feet (4) LED cover PC Card slot weight saver Memory expansion External battery slot compartment cover...
  • Page 48 Illustrated Parts Catalog Computer System Major Components (continued) 3–4 Maintenance and Service Guide...
  • Page 49 Illustrated Parts Catalog Table 3-1 Computer System Major Components (Continued) Spare Part Item Description Number Top Cover (includes TouchPad) 251643-001 System board with 700-MHz Intel Pentium III 251642-001 processor and 64 MB SDRAM 128-MB memory expansion board (shipped on 254086-001 system board;...

  • Page 50: Miscellaneous Plastics Kit Components

    Illustrated Parts Catalog 3.3 Miscellaneous Plastics Kit Components Figure 3-3. Miscellaneous Plastics Kit Components Table 3-2 Miscellaneous Plastics Kit Components Spare Part Number 251638-001 Item Description Item Description Left hinge cover (2) Mini PCI compartment cover Right hinge cover (2) Computer feet (4) LED cover PC Card weight saver...

  • Page 51: Cable Kit Components

    Illustrated Parts Catalog 3.4 Cable Kit Components Figure 3-4. Cable Kit Components Table 3-3 Cable Kit Components Spare Part Number 251639-001 Item Description Microphone LED board cable TouchPad cable Modem/NIC cable Audio cable Maintenance and Service Guide 3–7...

  • Page 52: Miscellaneous Spare Parts

    Illustrated Parts Catalog 3.5 Miscellaneous Spare Parts Table 3-4 Miscellaneous Spare Parts (not illustrated) Spare Part Description Number Power cord, black, 6 feet Australian 246959-011 Korean 246959-AD1 Danish 246959-081 People’s Republic of European/Middle China 234961-AA1 Eastern/African 246959-021 Swiss 246959-AG1 Italian 246959-061 U.K.
  • Page 53 Illustrated Parts Catalog Table 3-4 Miscellaneous Spare Parts (not illustrated) (Continued) Spare Part Description Number Logo Kit 251637-001 Mobile Expansion Unit 248871-001 The following options are for use only with the Mobile Expansion Unit: Hard drive adapter 155532-001 8X DVD-ROM drive 173949-001 4X DVD-ROM drive 102266-001...

  • Page 54: Removal And Replacement Preliminaries

    Removal and Replacement 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 and replacement procedures: Magnetic screwdriver Torx T8 screwdriver Phillips P0 screwdriver 5.0 mm socket (used on the screwlocks on each side of the external monitor connector) 9/64”...

  • Page 55: Service Considerations

    Removal and Replacement Preliminaries 4.2 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 computer, place the subassembly (and all accompanying screws) away from the work area to prevent damage.

  • Page 56: Preventing Damage To Removable Drives

    Removal and Replacement Preliminaries 4.3 Preventing Damage to Removable Drives Removable drives are fragile components that must be handled with care. To prevent damage to the computer, damage to a removable drive, or loss of information, observe the following precautions: Before removing or inserting a hard drive, shut down the computer.

  • Page 57: Preventing Electrostatic Damage

    Removal and Replacement Preliminaries 4.4 Preventing Electrostatic Damage Many electronic components are sensitive to electrostatic discharge (ESD). Circuitry design and structure determine the degree of sensitivity. Networks built into many integrated circuits provide some protection, but in many cases the discharge contains enough power to alter device parameters or melt silicon junctions.

  • Page 58: Workstation Precautions

    Removal and Replacement Preliminaries Place reusable electrostatic-sensitive parts from assemblies in protective packaging or nonconductive foam. Use transporters and conveyers made of antistatic belts and roller bushings. Ensure that mechanized equipment used for moving materials is wired to ground and that proper materials are selected to avoid static charging.

  • Page 59: Grounding Equipment And Methods

    Removal and Replacement Preliminaries 4.7 Grounding Equipment and Methods Grounding equipment must include either a wrist strap or a foot strap at a grounded workstation. When seated, wear a wrist strap connected to a grounded system. Wrist straps are flexible straps with a minimum of one megaohm ±10% resistance in the ground cords.
  • Page 60 Removal and Replacement Preliminaries Nonconductive plastic bags, tubes, or boxes Metal tote boxes Electrostatic voltage levels and protective materials Table 4-1 shows how humidity affects the electrostatic voltage levels generated by different activities. Table 4-1 Typical Electrostatic Voltage Levels Relative Humidity Event Walking across carpet 35,000 V...

  • Page 61: Removal And Replacement Procedures

    Removal and Replacement Procedures This chapter provides removal and replacement procedures. There are 31 different Torx T8 and Phillips screws, screwlocks, and bushing guides, in 10 different sizes, that must be removed when servicing the computer. Make special note of the size and location of each screw during removal and replacement.

  • Page 62: Serial Number

    Removal and Replacement Procedures 5.1 Serial Number Report the computer serial number to Compaq when requesting information or ordering spare parts. The serial number is located on the bottom of the computer as indicated in Figure 5-1. Figure 5-1. Serial Number Location 5–2...

  • Page 63: Disassembly Sequence Chart

    Removal and Replacement Procedures 5.2 Disassembly Sequence Chart Use the chart below to determine the section number to be referenced when removing computer components. Table 5-1 Disassembly Sequence Chart # of Screws Section Description Removed Preparing the computer for disassembly Computer feet Modem/NIC LED cover...

  • Page 64: Preparing The Computer For Disassembly

    Removal and Replacement Procedures 5.3 Preparing the Computer for Disassembly Perform the following steps before disassembling the computer. Consult the computer Hardware Guide for instructions on the following steps: 1. Shut down the computer. 2. Undock the computer from the MEU, if applicable. 3.

  • Page 65: Computer Feet

    Removal and Replacement Procedures 5.4 Computer Feet The computer feet are adhesive-backed rubber pads. The computer feet are included in the Miscellaneous Plastics Kit (spare part number 251638-001). Refer to Figure 5-2 for the locations of the computer feet. Figure 5-2. Replacing the Computer Feet Maintenance and Service Guide 5–5...

  • Page 66: Modem/Nic

    Removal and Replacement Procedures 5.5 Modem/NIC Modem/NIC Spare Part Number Information Combination modem/network interface card (NIC) 233558-001 1. Prepare the computer for disassembly (Section 5.3). 2. Turn the computer bottom side up with the front facing you. 5–6 Maintenance and Service Guide...
  • Page 67 Removal and Replacement Procedures 3. Remove the two black PM2 × 4 screws 1 that secure the mini PCI compartment cover to the base enclosure (Figure 5-3). ✎ The mini PCI compartment cover is included in the Miscellaneous Plastics Kit (spare part number 251638-001). 4.
  • Page 68 Removal and Replacement Procedures 6. Disconnect the modem/NIC cable from the modem/NIC board 1 (Figure 5-4). 7. Slide the modem/NIC cable into the mini PCI compartment until it clears the modem/NIC board 2 . 8. Spread the retaining tabs to release the modem/NIC 3 . The board tilts up to a 45-degree angle.

  • Page 69: Led Cover

    Removal and Replacement Procedures 5.6 LED Cover ✎ The LED cover is included in the Miscellaneous Plastics Kit (spare part number 251638-001). 1. Prepare the computer for disassembly (Section 5.3). 2. Turn the computer top side up with the front facing you. 3.

  • Page 70: Microphone

    Removal and Replacement Procedures 5.7 Microphone ✎ The microphone is included in the Cable Kit (spare part number 251639-001). 1. Prepare the computer for disassembly (Section 5.3). 2. Remove the LED cover (Section 5.6). 3. Disconnect the microphone cable 1 from the system board (Figure 5-6).

  • Page 71: Keyboard

    Removal and Replacement Procedures 5.8 Keyboard Keyboard Board Spare Part Number Information Keyboards Belgian 246339-181 Latin American Brazilian 246339-201 Spanish 246339-161 Czech 246339-221 Norwegian 246339-091 Danish 246339-081 Portuguese 246339-131 French 246339-051 Russian 246339-251 French Canadian 246339-121 Spanish 246339-071 German 246339-041 Swedish 246339-101 Hebrew...

  • Page 72: Led Board

    Removal and Replacement Procedures 3. Remove the three black TM2 × 4 screws 1 that secure the keyboard to the top cover and base enclosure (Figure 5-7). 4. Swing the back edge of the keyboard up and forward 2 and rest the keyboard on the top cover.
  • Page 73 Removal and Replacement Procedures 2. Remove the LED cover (Section 5.6). 3. Remove the microphone (Section 5.7). 4. Remove the keyboard (Section 5.8). 5. Release the ZIF connector 1 to which the LED board cable is connected and disconnect the LED board cable 2 (Figure 5-8).
  • Page 74 Removal and Replacement Procedures ✎ The LED board cable is included in the Cable Kit (spare part number 251639-001). To remove the LED board cable from the system board: 1. Release the ZIF connector 1 to which the LED board cable is connected and disconnect the LED board cable 2 (Figure 5-9).

  • Page 75: Display

    Removal and Replacement Procedures 5.10 Display ✎ When the display screws are removed, the assembly is unsupported. Make sure to provide support for the display when removing the display screws. Display Spare Part Number Information 10.4-inch XGA TFT display 251633-001 1.
  • Page 76 Removal and Replacement Procedures 2. Slide the left and right hinge covers away from the computer 1 (Figure 5-10). ✎ The hinge covers are included in the Miscellaneous Plastics Kit (spare part number 251638-001). 3. Disconnect the display inverter 2 and video cables 3 from the system board.
  • Page 77 Removal and Replacement Procedures ✎ To ensure proper alignment of the display during replacement, loosely install the screws in the 1 , 2 , 3 , 4 sequence indicated in Figure 5-11. Tighten the screws after all four have been been loosely installed.

  • Page 78: Top Cover

    Removal and Replacement Procedures 5.11 Top Cover Top Cover Spare Part Number Information Top cover 251643-001 1. Prepare the computer for disassembly (Section 5.3) and remove the following components: a. LED cover (Section 5.6) b. Microphone (Section 5.7) c. Keyboard (Section 5.8) d.
  • Page 79 Removal and Replacement Procedures 3. Remove the six pewter TM2 × 8 screws (Figure 5-12). Figure 5-12. Removing the Top Cover Screws 4. Turn the computer top side up with the rear panel facing you. Maintenance and Service Guide 5–19...
  • Page 80 Removal and Replacement Procedures 5. Remove the following screws: ❏ two pewter TM2 × 8 screws 1 that secure the top cover to the base enclosure (Figure 5-13) ❏ two black TM2 × 4 screws 2 from the rear panel ❏...
  • Page 81 Removal and Replacement Procedures 7. Lift up the back edge of the top cover 1 until the TouchPad cable 2 prevents it from lifting any farther (Figure 5-14). 8. Release the ZIF connector 3 to which the TouchPad cable is connected and disconnect the TouchPad cable 4 .

  • Page 82: Rtc Battery

    Removal and Replacement Procedures 5.12 RTC Battery RTC Battery Spare Part Number Information RTC battery 252443-001 1. Prepare the computer for disassembly (Section 5.3) and remove the following components: a. LED cover (Section 5.6) b. Microphone (Section 5.7) c. Keyboard (Section 5.8) d.
  • Page 83 Removal and Replacement Procedures 2. Disconnect the RTC battery cable from the system board 1 (Figure 5-15). 3. Remove the RTC battery from the slot in the base enclosure 2 . Figure 5-15. Removing the Real Time Clock Battery 4. Remove the RTC Battery. Reverse the above procedure to install the RTC Battery.

  • Page 84: System Board

    Removal and Replacement Procedures 5.13 System Board System Board Spare Part Number Information System board with 700-MHz Intel Pentium III processor and 251642-001 64 MB SDRAM 1. Prepare the computer for disassembly (Section 5.3) and remove the following components: a. LED cover (Section 5.6) b.
  • Page 85 Removal and Replacement Procedures 2. Disconnect the left 1 and right 2 external battery terminal cables and the speaker cable 3 (Figure 5-16). Figure 5-16. Disconnecting the Battery Terminal and Speaker Cables Maintenance and Service Guide 5–25...
  • Page 86 Removal and Replacement Procedures 3. Lift up the right side of the system board 1 until it rests at a 45-degree angle. 4. Slide the system board to the right at a 45-degree angle 2 (Figure 5-17). Figure 5-17. Removing the System Board Reverse the above procedure to install the system board.

  • Page 87: Charger Board

    Removal and Replacement Procedures 5.14 Charger Board Charger Board Spare Part Number Information Charger board 251640-001 1. Prepare the computer for disassembly (Section 5.3) and remove the following components: a. LED cover (Section 5.6) b. Microphone (Section 5.7) c. Keyboard (Section 5.8) d.
  • Page 88 Removal and Replacement Procedures 3. Remove the two silver PM1x6 screws 1 that secure the charger board to the system board (Figure 5-18). 4. Turn the system board top side up with the stereo speaker and headphone jacks facing you. 5.

  • Page 89: Modem/Nic Cable

    Removal and Replacement Procedures 5.15 Modem/NIC Cable ✎ The modem/NIC cable is included in the Cable Kit (spare part number 251639-001). 1. Prepare the computer for disassembly (Section 5.3) and remove the following components: a. LED cover (Section 5.6) b. Microphone (Section 5.7) c.
  • Page 90 Removal and Replacement Procedures 3. Disconnect the modem/NIC cable from the system board 1 (Figure 5-19). 4. Remove the modem/NIC cable 2 . ✎ When installing the modem/NIC cable, route the cable between the docking connector 3 and the mini PCI connector 4 . Figure 5-19.

  • Page 91: Audio Cable

    Removal and Replacement Procedures 5.16 Audio Cable ✎ The audio cable is included in the Cable Kit (spare part number 251639-001). 1. Prepare the computer for disassembly (Section 5.3) and remove the following components: a. LED cover (Section 5.6) b. Microphone (Section 5.7) c.
  • Page 92 Removal and Replacement Procedures 3. Disconnect both connectors on the audio cable 1 from the system board (Figure 5-20). 4. Remove the audio cable 2 . Figure 5-20. Removing the Audio Cable Reverse the above procedure to install the audio cable. 5–32 Maintenance and Service Guide...

  • Page 93: Specifications

    Specifications This chapter provides physical and performance specifications. Table 6-1 Computer Dimensions Height .89 in 22 mm Width 10.5 in 266 mm Depth 9.5 in 242 mm Weight 3.5 lb 1.59 kg Standalone (battery) power requirements Nominal operating voltage (Li ion) 14.8 VDC Maximum operating power...
  • Page 94 Specifications Table 6-1 Computer (Continued) Relative humidity Operating 10 to 90% relative humidity, non-condensing Nonoperating 5 to 90% relative humidity, 101.6°F/38.7°C maximum wet bulb temperature Altitude (unpressurized) Operating 0 to 10,000 ft 0 to 3,048 m (14.7 to 10.1 psia) Nonoperating 0 to 30,000 ft 0 to 9,144 m...
  • Page 95 Specifications Table 6-2 10.4-inch XGA, TFT Display Dimensions Height 6.4 in 162 mm Width 8.2 in 209 mm Diagonal 10.1 in 264 mm Number of colors Up to 16.8 million Contrast ratio 125:1 Brightness 130 nits typical on AC power, 70 nits typical on battery power, 115 nits minimum Pixel resolution Pitch...
  • Page 96 Specifications Table 6-3 Hard Drives 20.0 GB 10.0 GB User capacity per drive 20.0 GB 10.0 GB Drive height (with drive frame) 0.38 in, 9.5 mm 0.38 in, 9.5 mm Drive width (with drive frame) 2.50 in, 70 mm 2.50 in, 70 mm Interface type ATA-5 ATA-4...
  • Page 97 66.6 66.6 Media (Mb/s) 109–203 109–203 1 GB = 1,000,000,000 bytes. System capability may differ. Actual drive specifications may differ slightly. Certain restrictions and exclusions apply. Consult the Compaq Customer Sup- port Center for details. Maintenance and Service Guide 6–5...
  • Page 98 Specifications Table 6-4 Battery Packs Dimensions Primary Lithium ion (Li ion) 20 mm Height .78 in Width 9.06 in 231 mm Depth 1.84 in 47 mm Weight .49 lb .22 kg Cells External Li ion Height .9 in 23 mm Width 10.47 in 266 mm...
  • Page 99 Specifications Table 6-5 AC Adapter Weight 0.39 lb .18 kg Power supply (input) Operating voltage 90 to 260 VAC RMS Nominal Operating current 1.3 A RMS Operating frequency range 47 to 63 Hz Nominal Maximum transient 4/50 kV Table 6-6 System DMA Hardware DMA System Function...
  • Page 100 Specifications Table 6-7 System Interrupts Hardware IRQ System Function IRQ0 System timer IRQ1 Keyboard controller IRQ2 Cascaded IRQ3 COM2 IRQ4 COM1 IRQ5 Audio (default)* IRQ6 Diskette drive IRQ7 Parallel port IRQ8 Real time clock (RTC) IRQ9 Infrared IRQ10 System use IRQ11 System use IRQ12...
  • Page 101 Specifications Table 6-8 System I/O Addresses I/O Address (hex) System Function (shipping configuration) 000 - 00F DMA controller no. 1 010 - 01F Unused 020 - 021 Interrupt controller no. 1 022 - 024 Opti chipset configuration registers 025 - 03F Unused 02E - 02F 87334 “Super IO”...
  • Page 102 Specifications Table 6-8 System I/O Addresses (Continued) I/O Address (hex) System Function (shipping configuration) 0A2 - 0BF Unused 0C0 - 0DF DMA controller no. 2 0E0 - 0EF Unused 0F0 - 0F1 Coprocessor busy clear/reset 0F2 - 0FF Unused 100 - 16F Unused 170 - 177 Secondary fixed disk controller...
  • Page 103 Specifications Table 6-8 System I/O Addresses (Continued) I/O Address (hex) System Function (shipping configuration) 2F0 - 2F7 Unused 2F8 - 2FF Infrared port 300 - 31F Unused 320 - 36F Unused 370 - 377 Secondary diskette drive controller 378 - 37F Parallel port (LPT1/default) 380 - 387 Unused...
  • Page 104 Specifications Table 6-9 System Memory Map Size Memory Address System Function 640 KB 00000000 - 0009FFFF Base memory 128 KB 000A0000 - 000BFFFF Video memory 48 KB 000C0000 - 000CBFFF Video BIOS 160 KB 000C8000 - 000E7FFF Unused 64 KB 000E8000 - 000FFFFF System BIOS 15 MB...

  • Page 105: Connector Pin Assignments

    Connector Pin Assignments Table A-1 Stereo Speaker/Headphone Signal Signal Audio out Ground Maintenance and Service Guide A–1...
  • Page 106 Connector Pin Assignments Table A-2 Microphone Signal Signal Audio in Ground Table A-3 Universal Serial Bus Signal Signal +5 VDC Data + Data - Ground A–2 Maintenance and Service Guide...
  • Page 107 Connector Pin Assignments Table A-4 RJ-45 Network Interface Signal Signal Transmit + Unused Transmit - Receive - Receive + Unused Unused Unused Table A-5 RJ-11 Modem Signal Signal Unused Unused Unused Ring Unused Maintenance and Service Guide A–3...
  • Page 108 Connector Pin Assignments Table A-6 External Monitor Signal Signal Red analog +5 VDC Green analog Ground Blue analog Monitor detect Not connected DDC 2B data Ground Horizontal sync Ground analog Vertical sync Ground analog DDC2B clock Ground analog A–4 Maintenance and Service Guide...

  • Page 109: B Power Cord Set Requirements

    Power cord sets for use in other countries must meet the requirements of the country where the computer is used. For more information on power cord set requirements, contact a Compaq authorized reseller or service provider. General Requirements The requirements listed below are applicable to all countries: The length of the power cord set must be at least 5.00 feet...

  • Page 110: Country-Specific Requirements

    Power Cord Set Requirements Country-Specific Requirements 3-Conductor Power Cord Set Requirements—By Country Country Accredited Agency Applicable Note Number Australia EANSW Austria Belgium CEBC Canada Denmark DEMKO Finland FIMKO France Germany Italy Japan METI The Netherlands KEMA Norway NEMKO Sweden SEMKO Switzerland United Kingdom United States...

  • Page 111: Notes

    Power Cord Set Requirements Notes 1. The flexible cord must be <HAR> Type HO5VV-F, 3-conductor, 1.0mm2 conductor size. Power cord set fittings (appliance coupler and wall plug) must bear the certification mark of the agency responsible for evaluation in the country where it will be used.

  • Page 112: Screw Listing

    Screw Listing This appendix provides specification information for the screws used in the computer. All screws listed in this appendix are available in the Screw Kit, spare part number 251641-001. Maintenance and Service Guide C–1...
  • Page 113 Table C-1 Phillips PO M2 × 10 Screw Head Color Length Thread Width Black 10.0 mm 4.5 mm Where used: One screw securing the battery pack to the base enclosure (refer to the Hardware Guide shipped with the computer for installation information.) C–2 Maintenance and Service Guide...
  • Page 114 Table C-2 Torx T8 M2.5 × 5 Screw Head Color Length Thread Width Black 5.0 mm M2.5 5.5 mm Where used: One screw securing the hard drive to the base enclosure (refer to the Hardware Guide shipped with the computer for installation information.) Maintenance and Service Guide C–3...
  • Page 115 Table C-3 Phillips P0 M2 × 4 Screw Head Color Length Thread Width Black 4.0 mm M2.0 4.5 mm Where used: 1 Two screws securing the memory expansion compartment cover to the base enclosure (Refer to the Hardware Guide shipped with the computer for installation information.) 2 Two screws securing the mini PCI compartment cover to the base enclosure (documented in Section 5.5)
  • Page 116 Table C-4 Torx T8 M2 × 4 Screw Head Color Length Thread Width Black 4.0 mm M2.0 4.5 mm Where used: 1 Three screws securing the keyboard to the top cover and base enclosure (documented in Section 5.8) 2 Two screws securing the LED board to the top cover (documented in Section 5.9) Maintenance and Service Guide C–5...
  • Page 117 Table C-4 Torx T8 M2 × 4 Screw (Continued) Head Color Length Thread Width Black 4.0 mm M2.0 4.5 mm Where used: Two screws securing the top cover to the base enclosure (documented in Section 5.11) C–6 Maintenance and Service Guide...
  • Page 118 Table C-5 Torx T8 M2 × 15 Screw Head Color Length Thread Width Silver 15.0 mm 4.5 mm Where used: Two screws securing the display the base enclosure (documented in Section 5.10) Maintenance and Service Guide C–7...
  • Page 119 Table C-6 Torx T8 M2 × 5 Screw Head Color Length Thread Width Black 5.0 mm 4.5 mm Where used: One screw securing the display the top cover (documented in Section 5.10) C–8 Maintenance and Service Guide...
  • Page 120 Table C-7 Torx T8 M2 × 8 Screw Head Color Length Thread Width Pewter 8.0 mm 4.5 mm Where used: Six screws securing the top cover to the base enclosure through the bottom of the computer (documented in Section 5.11) Maintenance and Service Guide C–9...
  • Page 121 Table C-7 Torx T8 M2 × 8 Screw (Continued) Head Color Length Thread Width Pewter 8.0 mm 4.5 mm Where used: Two screws securing the top cover to the base enclosure through the top of the computer (documented in Section 5.11) C–10 Maintenance and Service Guide...
  • Page 122 Table C-8 5.0 mm × 9.5 Screwlock Head Color Length Thread Width Silver 9.5 mm 5.0 mm Where used: Two screwlocks securing the top cover to the base enclosure on each side of the external monitor connector (documented in Section 5.11) Maintenance and Service Guide C–11...
  • Page 123 Table C-9 9/64” Hex Wrench Bushing Guide Head Color Length Thread Width Silver 17.5 mm 7.0 mm Where used: Two bushing guides securing the top cover to the base enclosure on each side of the docking connector (documented in Section 5.11) C–12 Maintenance and Service Guide...
  • Page 124 Table C-10 Phillips P0 M1.5 × 6 Screw Head Color Length Thread Width Silver 6.0 mm 1.5 mm 4.0 mm Where used: Two screws securing the charger board to the system (documented in Section 5.14) Maintenance and Service Guide C–13...
  • Page 125 Index AC adapter Cable Kit spare part number 3–8 illustrated 3–2 3–7 specifications 6–7 spare part number 3–3 3–7 audio cable cables 4–2 illustrated 3–7 caps lock key 1–11 removal 5–31 caps lock light 1–13 audio troubleshooting 2–17 CD-ROM drive OS loading problems 2–16 CD-ROM drive (used with base enclosure...
  • Page 126 Index connector pin assignments docking station external monitor connector troubleshooting 2–10 A–4 drives, preventing damage 4–3 microphone jack A–2 DVD-ROM drive modem jack A–3 OS loading problems 2–16 monitor connector A–4 DVD-ROM drive (used with network interface card MEU), spare part number (NIC) jack A–3 3–9 RJ-11 jack A–3...
  • Page 127 Index LED board cable illustrated 3–2 3–7 hard drive removal 5–14 adapter (used with MEU), LED cover spare part number 3–9 illustrated 3–2 3–6 illustrated 3–4 removal 5–9 light 1–13 left side components 1–8 location 1–7 1–15 Logo Kit, spare part number OS loading problems 2–12 3–9 spare part numbers 3–5...
  • Page 128 Index modem nonfunctioning device, jack, pin assignments A–3 troubleshooting 2–10 2–19 spare part number 3–9 num lock light 1–12 troubleshooting 2–22 numeric keypad 1–11 modem adapter, spare part number 3–9 operating system loading, modem cable adapter, spare troubleshooting 2–11 part number 3–9 modem cable, spare part packing precautions 4–4 number 3–9...
  • Page 129 Index specifications AC adapter 6–7 real time clock (RTC) battery battery 6–6 illustrated 3–4 3–6 computer 6–1 removal 5–22 display 6–3 spare part number 3–5 DMA 6–7 5–22 hard drive 6–4 rear panel components 1–8 I/O addresses 6–9 removal interrupts 6–8 preliminaries 4–1 memory map 6–12 procedures 4–1...
  • Page 130 Index transporting precautions 4–4 troubleshooting universal serial bus (USB) audio 2–17 connector docking station 2–10 location 1–9 flowcharts 2–2 pin assignments A–2 keyboard 2–20 modem 2–22 vents 1–9 1–15 network 2–22 video troubleshooting 2–8 nonfunctioning device 2–10 2–19 operating system loading Windows application key 2–11 1–11...

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