dynabook TECRA A40-J Maintenance Manual
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dynabook TECRA A40-J Maintenance Manual

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March 11
, 2022
th
Dynabook Laptop Components Classified as Requiring Selective Treatment
Dynabook would like to communicate the method of identifying and removing components contained in
Dynabook notebook products, including but not limited to the
J/R40-J, dynabook EX40L-J
Directive, Directive 2012/19/EU of the European Parliament and of the Council on waste electrical and
electronic equipment (WEEE).
All of the instructions provided within this letter can be reviewed in greater detail within the
TECRA A40-J, SATELLITE PRO A40-J/R40-J, dynabook EX40L-J
Tools Required
In order to remove internal components of the
EX40L-J
some tools from the list below may be required located in Chapter 4 Replacement Procedures
of the Dynabook Maintenance Manual
For your safety and the safety of the people around you, it is important that you use Electrostatic Discharge
(ESD) equipment. Correctly utilizing of the equipment increases the percentage of successful repairs and
saves on the cost of damaged or destroyed parts. The following equipment is required for disassembly and
assembly.
One Philips screwdriver with type 0 bit (for S-THIN HEAD screws)
■
One Philips screwdriver with type 1 bit (for screws other than above)
■
One flat-blade screwdriver (for removing the CPU)
■
Tweezers (for lifting screws)
■
ESD mats (lay on work table or floor)
■
An ESD wrist strap and heel grounder
■
Anti-static carpet or flooring
■
Air-ionizers in highly static sensitive areas
■
Antenna coaxial cable disconnector
■
Special syringe (for applying grease)
■
Table of Contents
• (Page 2-4) Removing the Lithium Ion Battery (Main Battery, No coin cell battery)
• (Page 5) Removing the SSD
• (Page 6-43) LCD, Printed Circuit / Wiring Boards (PCB/ PWB system board)
• (Page 44-45) AC Adapter and external provide cable
model, that requires selective treatment based on the European WEEE
TECRA A40-J, SATELLITE PRO A40-J/R40-J, dynabook
TECRA A40-J, SATELLITE PRO A40-
Series Maintenance Manual.

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Summary of Contents for dynabook TECRA A40-J

  • Page 1 March 11 , 2022 Dynabook Laptop Components Classified as Requiring Selective Treatment Dynabook would like to communicate the method of identifying and removing components contained in TECRA A40-J, SATELLITE PRO A40- Dynabook notebook products, including but not limited to the...

  • Page 2: Removing The Cover Assembly And Base Assembly

    Please refer to the information below for instructions regarding the identification and removal of the lithium ion battery. Further maintenance instructions can be found in section 4.11 of the TECRA A40-J, SATELLITE PRO A40-J/R40-J, dynabook EX40L-J Maintenance Manual. Some tools are required in order to remove this component. Once removed, these components should be recycled as per local requirements.

  • Page 3: Removing The Battery Pack

    Figure 4-5 Removing the Base Assembly (2) Base Assembly Cover Assembly 4.12.1 Removing the Battery pack To remove the battery pack, follow the steps below and refer to Figure 4-7 Figure 4-8. Take care not to short circuit the terminals when removing the battery pack.
  • Page 4 Figure 4-7 Releasing the battery pack (1) CN8021 S2x4CT Battery Harness 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 5: Removing The Ssd

    Removing the SSD Please refer to the information below for the removal of the SSD. One Philips screwdriver with type 1 bit will be required to remove the screws indicated in the locations below. Once removed, these components should be recycled as per local requirements.
  • Page 6 3. Removing the LCD and Printed Circuit / Wiring Boards Beside the LCD and the main PCB, there are further small PCBs and components which are in the scope of the WEEE Directive. The removal of these components is described in detail in the chapter 4 of the associated maintenance manual.
  • Page 7 4.11 Cover Assembly and Base Assembly 4.11.2 Removing the Cover Assembly and Base Assembly To remove the Base Assembly, follow the steps below and refer to Figure 4- 4 Figure 4-5. 1. Close the display panel and turn the computer face down. 2.
  • Page 8 Figure 4-5 Removing the Base Assembly (2) Base Assembly Cover Assembly 4.11.3 Installing the Base Assembly To install the Base Assembly, follow the steps below and refer to Figure 4-4 Figure 4-6. 1. Set the Cover Assembly on the Base Assembly while securing the latches.
  • Page 9 When securing the Base Assembly, be sure to drive the screws in the order of the number on Figure 4-4. 3. Turn the computer, and open the display. 4.12 Battery pack 4.12.2 Removing the Battery pack To remove the battery pack, follow the steps below and refer to Figure 4-7 Figure 4-8.

  • Page 10: 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 11: Removing The Memory Module

    4.13 Memory module 4.13.1 Removing the Memory module To remove the memory module, follow the steps as detailed below: Do not touch the connectors on the memory module or on the computer. Dust or stains on the connectors may cause memory access problems. Never press hard or bend the memory module.
  • Page 12 Figure 4-10 Seating the memory module After installing the memory module, make sure that the memory module is secured with the left and right latches. 4.14 SSD 4.14.2 Removing the SSD To remove the SSD, follow the steps below and refer to Figure 4-11.

  • Page 13: Installing The Ssd

    Figure 4-11 Removing the SSD CN1900 S2x3.5BT 4.14.3 Installing the SSD To install the SSD, follow the steps below and refer to Figure 4-12. To avoid damage, always hold the SSD only by its sides. To prevent the SSD from being distorted when installing the SSD pack into the computer, do not press the center of the SSD pack.

  • Page 14: Smart Card Slot

    4.15 Smart Card slot 4.15.1 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. Figure 4-13 Removing the Smart Card slot (1) CN9600 CN9640...
  • Page 15 5. Disconnect the Smart Card FFC from the connector on the Smart Card slot. Figure 4-15 Removing the Smart Card slot (3) 4.15.2 Installing the Smart Card slot To install the Smart Card slot, follow the steps below and refer to Figure 4- Figure 4-16.

  • Page 16: Removing The Wireless Lan Card

    4.16 Wireless LAN card 4.16.1 Removing the Wireless LAN card To remove the Wireless LAN card, follow the steps below and refer to Figure 4-17. 1. Peel off the INSU WL. 2. Disconnect the Wireless LAN antenna cable from the connector on the Wireless LAN card (black cable from “AUX or “1”...

  • Page 17: Removing The 3G Module

    Figure 4-18 Installing the Wireless LAN card INSU WL 4.17 3G module 4.17.1 Removing the 3G module To remove the 3G module, follow the steps below and refer to Figure 4-19. 1. Peel off the INSU LTE. 2. Disconnect the 3G ANTENNA cables from the connectors on the 3G MODULE.

  • Page 18: Installing The 3G Module

    4.17.2 Installing the 3G module To install the 3G module, follow the steps below. 1. Insert the 3G MODULE to the connector CN2610 on the USB board. Secure the 3G MODULE with the screw. 2. Connect the 3G ANTENNA cables to the connectors on the 3G MODULE.

  • Page 19: Installing The Fans

    Figure 4-21 Removing the Fans S2 x 4CT Fan Harness CN3380 CN3390 4.18.2 Installing the Fans To install the Fans, follow the steps below and refer to Figure 4-21. 1. Set the Fans in place on the Cover Assembly and secure them with the screws.
  • Page 20 Figure 4-22 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. 4.19.2 Installing the Fin To install the Fin, follow the steps below and refer to Figure 4-22.
  • Page 21 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 4-23 Removing the Click pad (1) CN9550 CN9510 Click Pad FFC Fingerprint 2. Peel off the AL TAPE from the Click Pad and then peel off the Click Pad from the Cover Assembly.

  • Page 22: Removing The Speaker

    Figure 4-25 Installing the Click pad 3. Stick a new 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

    3. Remove the Speaker from the Cover Assembly. Figure 4-27 Removing the Speaker (2) Speaker Speaker 4.21.2 Installing the Speaker To install the Speaker, follow the steps below. 1. Set the speakers to the Cover Assembly in place. 2. Arrange the Speaker harness under the guides as shown below. 3.

  • Page 24: Removing The 3G Antennas

    4.22 3G antennas 4.22.1 Removing the 3G antennas To remove the 3G antennas, follow the steps below. 1. Disconnect the SAR harness from the connector CN2650 on the USB board (FMERLT*). 2. Open the stick tapes. Release the 3G antenna cables and SAR harness from the guides on the Cover Assembly.

  • Page 25: Removing The System Board

    4.22.2 Installing the 3G antennas To install the 3G antennas, follow the steps below and refer to Figure 4-29 Figure 4-30. 1. Stick new 3G antennas (AUX/Main) in place. 2. Arrange the 3G antenna cables and SAR harness in place on the Cover Assembly, and fix them with the stick stapes.
  • Page 26 Figure 4-31 Removing the system board (1) CN3270 CN3240 Keyboard Backlight Harness Keyboard FPC 2. Disconnect the LCD/Webcam harness from the connector CN5390 and DC IN harness from the connector CN8001 on the System Board (FMERSY*). Figure 4-32 Removing the system board (2) CN5390 CN8001 3.

  • Page 27: Installing The System Board

    Figure 4-33 Removing the system board (3) S2 x 4CT 4.23.2 Installing the System board Note: 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...
  • Page 28 (For models with memory module cover) Stick two pieces of new ■ INSU SQUARE on the other side of the system board in place. Stick two pieces of new INSU SQUARE on the other side of the system ■ board in place.

  • Page 29: Removing The Dc In Jack

    To install the system board, follow the steps below and refer to Figure 4-31 Figure 4-34. 1. Set the system board in place. Figure 4-34 Installing the system board 2. Secure the system board with the screws. 3. Connect the LCD/Webcam harness to the connector CN5390 and DC IN harness to the connector CN8001 on the System Board (FMERSY*) and arrange the harness to the guide on the Cover Assembly.

  • Page 30: Installing The Dc In Jack

    Figure 4-35 Removing the DC IN jack DC IN jack harness 4.24.2 Installing the DC IN jack To install the DC IN jack, follow the steps below and refer to Figure 4-35. 1. Set the DC IN jack to the slot on the Cover Assembly and arrange the DC IN jack harness to the guide.

  • Page 31: Installing The Usb Board

    Figure 4-36 Removing the USB board S2x4CT 4.25.2 Installing the USB board To install the USB board (FMERLT*), follow the step below and refer to Figure 4-36. When replacing the USB board with a new one, stick two pieces of GUM CUSHION on the USB board in place.
  • Page 32 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 4-37 Removing the Keyboard/Cover Assembly Cover Assembly F2.5x5BT LCD Assembly...
  • Page 33 Stick the INSU KB on the cover assembly in place. ■ INSU KB Stick five pieces of GASKET on the cover assembly in place. ■...

  • Page 34: Lcd Assembly

    4.27 LCD Assembly 4.27.1 Removing the LCD unit To remove the LCD unit, follow the steps below and refer to Figure 4-38 Figure 4-40. 1. Release the latches from each side and detach the LCD mask from the LCD cover. Figure 4-38 Removing the LCD unit (1) Do not lift the LCD mask too much from the LCD covers when detaching the LCD mask.

  • Page 35: Installing The Lcd Unit

    Figure 4-39 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 36 When connect the LCD harness, make sure to connect the right and left side at the same time as shown in the figure below. Peel off the separators on the bound & detach tapes on the LCD cover. Figure 4-41 Installing the LCD unit (1) 3.
  • Page 37 Figure 4-42 Installing the LCD unit (2) 6. Remove the separators on the bottom side of the LCD mask. 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 7.

  • Page 38: Removing The Display Hinges

    Figure 4-43 Installing the LCD unit (3) 8. Set the LCD mask on the LCD cover while engaging all the latches. Figure 4-44 Installing the LCD unit (4) 4.28 Display hinges 4.28.1 Removing the display hinges To remove the display hinges, follow the steps below and refer to Figure 4- 1.

  • Page 39: Installing The Display Hinges

    Figure 4-45 Removing the display hinges display hinge display hinge 4.28.2 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. 4.29 Wireless LAN antennas 4.29.1 Removing the Wireless LAN antennas To remove the Wireless LAN antennas, follow the steps below.

  • Page 40: Removing The Camera Module

    4.29.2 Installing the Wireless LAN antennas To install the Wireless LAN antennas, follow the steps below. Stick new Wireless LAN antennas (AUX/Main) in place. Figure 4-46 Sticking the Wireless LAN antennas Wireless LAN antenna (Main) Wireless LAN antenna (AUX) 2. Arrange the Wireless LAN antenna cables in place as shown in below figure.
  • Page 41 Figure 4-48 Removing the camera module (1) 2. Disconnect the camera FPC from the connector on the camera module and peel off the FPC from the LCD cover. Figure 4-49 Removing the camera module (2) 3. Peel off the camera module from the LCD cover. Figure 4-50 Removing the camera module (3) Camera module...

  • Page 42: Installing The Camera Module

    Do not reuse the removed camera module. Be sure to use new camera module. 4.30.2 Installing the Camera module To install the camera module, follow the steps below and refer to Figure 4- Figure 4-52. 1. Peel off two protection sheets from the LCD cover. 2.
  • Page 43 Figure 4-52 Installing the Camera module (2) SQUARE CUSHION LCD 7. Arrange the LCD/Webcam harness to the guides on the LCD cover.
  • Page 44 AC Adapter, External cables provided with the AC adapter and USB cables The AC adapter as well as all external cables provided with the notebook including the AC adapter cables and USB cables should be segregated and sent for shredding. The following components contained within the AC adapter potentially contain hazardous substances and require special handling: Printed Circuit Board >10 cm...
  • Page 45 Conventional type AC adapter AC Adapter with casing removed AC adapter printed circuit board AC adapter capacitor...

This manual is also suitable for:

Satellite pro a40-jSatellite pro r40-jEx40l-j

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