dynabook PORTEGE X40-K Series Maintenance Manual
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dynabook PORTEGE X40-K Series Maintenance Manual

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Maintenance Manual
PORTEGE X40-K
Series
File Number (960-952)

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Summary of Contents for dynabook PORTEGE X40-K Series

  • Page 1 Maintenance Manual PORTEGE X40-K Series File Number (960-952)

  • Page 2: Safety Precautions

    Please read the following safety instructions before disassembling the computer and always follow the instructions while working on the computer. 1. Always use the genuine battery that is authorized by Dynabook or compatible with the unit. Since other battery packs have different specifications, they may be incompatible with the unit, and may burst or explode.

  • Page 3: Before You Begin

    4. If you use AC power, be sure to use the cable that came with the computer or one recommended by Dynabook. 5. Make sure that all replacement components meet the specifications for the computer and that all cables and connectors are securely fastened, in order to avoid the risk of electric shock.

  • Page 4: Disassembly Procedure

    Replacement Procedures 9. As all parts have sharp edges and corners, take care not to cut yourself. 10. After replacing an FRU, check that the computer and replaced part operate correctly. 4.3 Disassembly Procedure Four main types of cable connector are used. ■...

  • Page 5: Tools And Equipment

    Overtightening can damage components and screws; undertightening can result in electrical shorts or other damage if screws or components come loose. Dynabook recommends that you use an electric screw driver for quick and easy operations. ■ (2mm) 0.167 N•m (1.7 kgf cm) ■...

  • Page 6: Grip Color

    Replacement Procedures To prevent damage to THIN HEAD screws, use type 0 bit philips screwdriver. Press along the axis of the screwdriver while turning the screw. This is because the contact area between the screw and driver is less than for a pan head screw (standard pan-shaped screw head). 4.7 Grip Color Some screws have a colored grip area to help you determine the length of the screw.

  • Page 7: Memory Media

    Replacement Procedures Example: B6 ... 6mm BIND screw Screw color/material B: Black/Nickel C: Silver/Non-Hexavalent Chromate U: Other screws (Unique screws: such as stud, etc.) 4.9 Memory media Insert or remove a Memory media in accordance with any instructions in each Memory Media manual or the manuals of the computer system you are using.

  • Page 8: Cover Assembly And Base Assembly

    Replacement Procedures 4. Grasp the media and remove it. 4.10 Cover Assembly and Base Assembly 4.10.1 Removing the Cover Assembly and Base Assembly To remove the Base Assembly, follow the steps below and refer to Figure 4- Figure 4-5. 1. Close the display panel and turn the computer face down. 2.
  • Page 9 Replacement Procedures Figure 4-4 Removing the Base Assembly (2) 4. Remove the Base Assembly. Figure 4-5 Removing the Base Assembly (3) Base Assembly Cover Assembly Maintenance Manual (960-952)

  • Page 10: Removing The Battery Pack

    Replacement Procedures 4.10.2 Installing the Base Assembly To install the Base Assembly, follow the steps below and refer to Figure 4-3 Figure 4-6. 1. Set the Cover Assembly on the Base Assembly while securing the latches. Figure 4-6 Installing the Base Assembly 2.
  • Page 11 Replacement Procedures Figure 4-7 Releasing the battery pack (1) CN8021 S2x4CT Battery Harness 3. Disconnect the BATTERY HARNESS from the connector on the battery pack. Figure 4-8 Releasing the battery pack (2) Battery Harness Battery Pack Dispose of the used/removed battery pack in accordance with the laws and ordinances of your local authority.

  • Page 12: Installing The Battery Pack

    Dispose always the used battery pack in accordance with the laws and ordinances of your local authority. Use only the batteries approved by Dynabook. Check the battery’s terminals visually. If they are dirty, wipe them clean with a dry cloth.

  • Page 13: Installing The Memory Module

    Replacement Procedures Figure 4-9 Removing the memory module(s) 1. Latches 2. Memory module 4.12.2 Installing the Memory module To install a memory module, follow the steps as detailed below: 1. Align the notch of the memory module with that of the memory slot and gently insert the module into the slot at about a 30 degree angle before holding it down until the latches on either side snap into place.

  • Page 14: Removing The Ssd

    Replacement Procedures 4.13 SSD 4.13.1 Removing the SSD To remove the SSD, follow the steps below and refer to Figure 4-11. Take care not to press on the top or bottom of a SSD. Pressure may cause the data loss or damage to the device. 1.

  • Page 15: Smart Card Slot

    Replacement Procedures Figure 4-12 Installing the SSD CN1900 S2x3.5BT 4.14 Smart Card slot 4.14.1 Removing the Smart Card slot To remove the Smart Card slot unit, follow the steps below and refer to Figure 4-13 Figure 4-15. 1. Disconnect the FPC/FFC from the connector CN9600 on the SYSTEM board and CN9640 on the USB board.
  • Page 16 Replacement Procedures 4. Remove the following screw and peel off the AL TAPE. Then slide and lift the Smart Card slot unit shown in the following figure to remove the Smart Card slot. Figure 4-14 Removing the Smart Card slot (2) CN2170 S2x2BT Smart Card Slot FFC...

  • Page 17: Removing The Wireless Lan Card

    Replacement Procedures Figure 4-16 Installing the Smart Card slot (1) 5. Stick the INSU SC in place. Figure 4-17 Installing the Smart Card slot (2) INSU SC 6. Connect the FPC/FFC to the connector CN9600 on the SYSTEM board and CN9640 on the USB board. 4.15 Wireless LAN card 4.15.1 Removing the Wireless LAN card To remove the Wireless LAN card, follow the steps below and refer to...

  • Page 18: Installing The Wireless Lan Card

    Replacement Procedures 3. Release the Wireless LAN antenna cable from the guides on the Cover Assembly. 4. Remove the screw securing the Wireless LAN card. 5. Disconnect the Wireless LAN card from the connector CN2630 on the System Board (FME2SY*). Figure 4-18 Removing the Wireless LAN card S2 x 2.3CT WLAN Card...

  • Page 19: Removing The Fans

    Replacement Procedures Figure 4-19 Installing the Wireless LAN card INSU WL 4.16 Fans 4.16.1 Removing the Fans To remove the Fans, follow the steps below and refer to Figure 4-20. 1. Disconnect the Fan harness from the connector CN3380 and CN3390 on the System Board (FME2SY*).
  • Page 20 Replacement Procedures 4.17 Fin 4.17.1 Removing the Fin To remove the Fin, follow the steps below and refer to Figure 4-21. 1. Remove the following screws and then the Fin. Figure 4-21 Removing the Fin S2 x 2.3CT When removing the Fin, be sure to remove the screws in the reverse order of the number marked on the Fin.
  • Page 21 Replacement Procedures 1. Disconnect the Click Pad FFC and Fingerprint FFC from the connectors on the Click Pad and the connectors CN9510 and CN9550 on the System Board. Figure 4-22 Removing the Click pad (1) CN9550 CN9510 Click Pad FFC Pad FFC Fingerprint Fingerprint...

  • Page 22: Removing The Speaker

    Replacement Procedures Figure 4-24 Installing the Click pad 3. Stick the AL TAPE to the Click pad and Click Pad RIM ASSY. 4. Connect the Click Pad FFC and Fingerprint FFC to the connector on the Click Pad and the connector CN9510 and CN9550 on the System Board.

  • Page 23: Installing The Speaker

    Replacement Procedures 3. Remove the Speaker from the Cover Assembly. Figure 4-26 Removing the Speaker (2) Speaker Speaker 4.19.2 Installing the Speaker To install the Speaker, follow the steps below. 1. Set the speakers to the Cover Assembly in place. 2.

  • Page 24: Removing The System Board

    Replacement Procedures 4.20 System board 1. If replacing with a new system board, update the DMI information as described in Chapter 3, Tests and Diagnostics. Also update with the latest BIOS and EC/KBC as described in Appendix F, BIOS Rewrite Procedures, and Appendix G, EC/KBC Rewrite Procedures.
  • Page 25 Replacement Procedures Figure 4-29 Removing the system board (2) CN5390 CN8001 CN800 CN800 CN800 01 1 1 3. Remove the following the screws. Carefully lift up the system board. Figure 4-30 Removing the system board (3) S2 x 4CT Maintenance Manual (960-952) 4-25...

  • Page 26: Installing The System Board

    Replacement Procedures 4.20.2 Installing the System board When replacing the system board with a new one, stick nine pieces of new GUM CUSHION and one piece of new CUSHION LED on one side of the system board in place. CUSHION LED GUM CUSHION To install the system board, follow the steps below and refer to Figure 4-28...

  • Page 27: Removing The Dc In Jack

    Replacement Procedures 4.21 DC IN jack 4.21.1 Removing the DC IN jack To remove the DC IN jack, follow the steps below and refer to Figure 4-32. 1. Release two screws securing the right display hinge and rotate the display hinge to upright position. 2.

  • Page 28: Installing The Usb Board

    Replacement Procedures Figure 4-33 Removing the USB board S2x4CT 4.22.2 Installing the USB board To install the USB board (FME2LT*), follow the step below and refer to Figure 4-33. When replacing the USB board with a new one, stick two pieces of GUM CUSHION on the USB board in place.
  • Page 29 Replacement Procedures As the keytop may fall out, when handling the keyboard, always hold it by the frame and do not touch the key top. 1. Release the following screws and separate the LCD Assembly and Cover Assembly. Figure 4-34 Removing the Keyboard/Cover Assembly Cover Assembly F2.5x5.5BT LCD Assembly...
  • Page 30 Replacement Procedures ■ Stick the INSU KB on the cover assembly in place. INSU KB ■ Stick four pieces of GASKET on the cover assembly in place. Maintenance Manual (960-952) 4-30...

  • Page 31: Lcd Assembly

    Replacement Procedures 4.24 LCD Assembly 4.24.1 Removing the LCD unit To remove the LCD unit, follow the steps below and refer to Figure 4-35 Figure 4-36. 1. Release the latches from each side and detach the LCD mask from the LCD cover.

  • Page 32: Installing The Lcd Unit

    Replacement Procedures Figure 4-36 Removing the LCD unit (2) 5. Take out the LCD unit. Be careful that the LCD/Webcam harness is connected to the connector on the back of the LCD unit. 6. Peel the pull tape and disconnect the LCD/Webcam harness from the connector on the LCD unit.
  • Page 33 Replacement Procedures Figure 4-37 Installing the LCD unit (1) 2. Align the LCD cover with the baffle plate (additional) and set the LCD unit assembly jig (additional) on the LCD cover. Place the LCD unit as below. Figure 4-38 Installing the LCD unit (2) baffle plate 3.
  • Page 34 Replacement Procedures 4. Set the LCD unit to the LCD cover in place. Figure 4-39 Installing the LCD unit (3) 5. Arrange the LCD/Webcam harness under the guides of the LCD cover. Figure 4-40 Installing the LCD unit (4) 6. Remove the separators on the top and bottom side of the LCD mask. Maintenance Manual (960-952) 4-34...
  • Page 35 Replacement Procedures When replacing the LCD mask with a new one: ■ Stick the CAMERA PANEL on the LCD mask in place and remove the separator on it. CAMERA PANEL ■ (For FA CAM models) Stick the CAM SEAL FA on the LCD mask in place.

  • Page 36: Removing The Display Hinges

    Replacement Procedures Figure 4-42 Installing the LCD unit (6) 4.25 Display hinges 4.25.1 Removing the display hinges To remove the display hinges, follow the steps below and refer to Figure 4- 1. Release the following screws and remove the left & right hinges. ■...
  • Page 37 Replacement Procedures 4.25.2 Installing the display hinges To install the display hinges, follow the steps below and refer to Figure 4- 1. Set the left & right hinges and secure them with the screws. 4.26 Wireless LAN antennas 4.26.1 Removing the Wireless LAN antennas To remove the Wireless LAN antennas, follow the steps below.

  • Page 38: Removing The Camera Module

    Replacement Procedures Figure 4-45 Arranging the Wireless LAN antenna cables 4.27 Camera module 4.27.1 Removing the Camera module To remove the camera module, follow the steps below and refer to Figure 4-46 Figure 4-48. 1. Remove two pieces of GASKET and AL TAPE on the camera module. Figure 4-46 Removing the camera module (1) 2.

  • Page 39: Installing The Camera Module

    Replacement Procedures Figure 4-47 Removing the camera module (2) 3. Peel off the camera module from the LCD cover. Figure 4-48 Removing the camera module (3) Camera Module Do not reuse the removed camera module. Be sure to use new camera module.
  • Page 40 Replacement Procedures Figure 4-49 Installing the Camera module (1) 3. Stick two pieces of AL TAPE on the new camera module. Figure 4-50 Installing the Camera module (2) 4. Stick two pieces of GASKET on it. 5. Connect the camera FPC to the connector on the camera module. 6.
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  • Page 43: Handling The Lcd Module

    Appendix A Handling the LCD Module A.1 Precautions for handling the LCD module The LCD module can be easily damaged during assembly or disassembly. Observe the following precautions when handling the LCD module: 1. When installing the LCD module in the LCD cover, be sure to seat it so that it is properly aligned and maximum visibility of the display is maintained.
  • Page 44 Handling the LCD Module 3. If the panel’s surface gets dirty, wipe it with cotton or a soft cloth. If it is still dirty, try breathing on the surface to create a light condensate and wipe it again. If the surface is very dirty, we recommend a CRT cleaning agent. Apply the agent to a cloth and then wipe the panel’s surface.
  • Page 45 Handling the LCD Module 6. CMOS-LSI circuits are used in the module, so guard against damage from electrostatic discharge. Be sure to wear a wrist or ankle ground when handling the module. 7. Do not expose the module to direct sunlight or strong ultraviolet rays for long periods.
  • Page 46 Handling the LCD Module 9. Do not disassemble the LCD module. Disassembly can cause malfunctions. 10. If you transport the module, do not use packing material that contains epoxy resin (amine) or silicon glue (alcohol or oxide). These materials can release gas that can damage the panel’s polarization. Maintenance Manual (960-952)

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