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Acer Chromebook R853TA Lifecycle Extension Manual
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Acer Chromebook R853TA Lifecycle Extension Manual

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Acer Chromebook R853TA
LIFECYCLE EXTENSION
GUIDE

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Summary of Contents for Acer Chromebook R853TA

  • Page 1 Acer Chromebook R853TA LIFECYCLE EXTENSION GUIDE...

  • Page 2: Table Of Contents

    Self-Repair ..........1-1 Disassembly Procedures .

  • Page 3: Self-Repair

    NOTE: NOTE: Do not attempt to replace other components than those listed above. NOTE: NOTE: For replacement parts, always use only Acer certified components in order to safeguard quality, optimum system performance, stability and reliability of the product. NOTE: NOTE:...
  • Page 4 NOTE: NOTE: System BIOS upgrades or downgrades, if not performed by an Acer Service Center or authorized Service Partner, are at own risk. To update Drivers: Run Windows Update in order to get the latest drivers from Acer:...

  • Page 5: Disassembly Procedures

    Disassembly Procedures Safety Guidelines This chapter contains step by step procedures on how to remove and de-install components from the computer. Use the following safety guidelines to ensure your personal safety. Each procedure included in this chapter assumes that you are preparing your computer for recycling and disposal.
  • Page 6 WEEE Annex VII Component These components are classified as requiring selective treatment: Battery pack  Touchpad module  USB board  Mainboard  LCD panel  Disassembly Procedures...
  • Page 7 Pre-disassembly Instructions Do the following prior to starting any maintenance procedures: 1. Place the system on a stable work surface. 2. Remove the power adapter from the USB Type-C port (A) as shown in Figure 1-1 from the USB-C port (B) as shown in Figure 1-2.
  • Page 8 NOTE: NOTE: Make sure the system is completely powered off. Disassembly Procedures...
  • Page 9 Base Cover Removal 1. Remove eleven (11) screws from the base cover (Figure 1-3). Figure 1-3. Base Cover Removal 2. Carefully pry up the base cover starting from the upper side to release the latches. Then continue releasing the remaining latches on the left, right, and bottom sides (Figure 1-4).
  • Page 10 3. Grasp and remove the base cover from the system (Figure 1-5). Figure 1-5. Base Cover Removal Disassembly Procedures...
  • Page 11 Battery Removal Prerequisite: Base Cover Removal 1. Find the battery pack (A) on the top assembly (Figure 1-6). 2. Detach the tape (B) securing the battery cable to the mainboard connector (Figure 1-6). Figure 1-6. Battery Pack Removal 3. Disconnect the battery cable (C) from the mainboard connector (Figure 1-7).
  • Page 12 4. Lift to release the battery pack from the guide pins (D). Then remove the battery pack from the top assembly (Figure 1-8). WEEE Annex VII Component: Battery Pack Figure 1-8. Battery Pack Removal IMPORTANT: Follow local regulations for battery disposal. 1-10 Disassembly Procedures...
  • Page 13 Touchpad Module Removal Prerequisite: Battery Removal 1. Disconnect the keyboard FPC from the mainboard connector (A) (Figure 1-9). Figure 1-9. Touchpad Module Removal 2. Detach the adhesive tape (B) securing the touchpad FFC on the touchpad module. Then detach another adhesive tape from the opening on the keyboard compartment (for keyboard FPC routing) (Figure 1-10).
  • Page 14 3. Disconnect the touchpad FFC from the touchpad module connector (C) and the mainboard connector (D). Then remove the touchpad FFC from the top assembly (Figure 1-11). Figure 1-11. Touchpad Module Removal 4. Detach the conductive tape (E) from the touchpad module (Figure 1-12).
  • Page 15 5. Remove three (3) screws securing the touchpad module in place (Figure 1-13). Figure 1-13. Touchpad Module Removal 6. Using the screwdriver, push the guide pins (F) firmly to release them from the top assembly (Figure 1-14). 7. Slide the touchpad module slightly to disengage it from the bottom latches (G), and then remove the touchpad module (H) from the top assembly (Figure 1-14).
  • Page 16 8. Detach the rubbers (I) from the touchpad module (Figure 1-15). Figure 1-15. Touchpad Module Removal 1-14 Disassembly Procedures...
  • Page 17 LCD Module Removal Prerequisite: Battery Removal 1. Disconnect the WLAN antennas cables from the WLAN module connectors (A). Then unroute the WLAN antennas cables from the cable guides (Figure 1-16). Figure 1-16. LCD Module Removal 2. Disconnect the G-sensor cable from the mainboard connector (B) (Figure 1-17).
  • Page 18 4. Remove six (6) screws securing the LCD hinges in place (Figure 1-18). Figure 1-18. LCD Module Removal 5. Open the top assembly. Then remove the LCD module away from the top assembly (Figure 1-19). Figure 1-19. LCD Module Removal 1-16 Disassembly Procedures...
  • Page 19 Keyboard Removal Prerequisite: Battery Removal 1. Disconnect the keyboard FPC from the mainboard connector (A) (Figure 1-20). Figure 1-20. Keyboard Removal 2. Detach the adhesive tape (B) from the opening on the keyboard compartment (for keyboard FPC routing) (Figure 1-21). 3.
  • Page 20 4. Using a pointed tool, push the screw hole (C) firmly to release the keyboard from the top assembly (Figure 1-22). Figure 1-22. Keyboard Removal 5. Carefully lift the bottom of the keyboard to release it from the top assembly. 6.
  • Page 21 USB Board Removal Prerequisite: LCD Module Removal 1. Disconnect the 20-pin USB board FFC from the mainboard connector (A) and the USB board connector (B). Then remove the 20-pin USB board FFC (Figure 1-24). 2. Disconnect the 50-pin USB board FFC from the mainboard connector (C) and the USB board connector (D).
  • Page 22 4. Release the I/O bracket from the USB port slot and guide pin (E) on the top assembly. Then remove the I/O bracket (F) (Figure 1-25). Figure 1-25. USB Board Removal 5. Release the USB board from the USB port slot and guide pins (G) on the top assembly. Then remove the USB board (H) (Figure 1-26).
  • Page 23 Mainboard Removal Prerequisite: LCD Module Removal 1. Disconnect the LED cable from the mainboard connector (A) (Figure 1-27). 2. Disconnect the camera cable from the mainboard connector (B) (Figure 1-27). 3. Disconnect the microphone cable from the mainboard connector (C) (Figure 1-27).
  • Page 24 10. Release the I/O bracket from the USB port slot and guide pins (I) on the top assembly. Then remove the I/O bracket (J) (Figure 1-28). Figure 1-28. Mainboard Removal 11. Release the mainboard from the I/O ports slots and guide pins (K) on the top assembly.
  • Page 25 Figure 1-30. Mainboard IMPORTANT: Circuit boards >10 cm² have been highlighted with a yellow rectangle as shown in Figure 1-30. Remove the circuit board and follow local regulations for disposal. Disassembly Procedures 1-23...
  • Page 26 LCD Panel Removal Prerequisite: LCD Module Removal 1. Starting from the upper edges, pry the LCD cover to release latches. Then continue to release the upper, left, and right latches (Figure 1-31). Figure 1-31. LCD Panel Removal 2. Continue to release the bottom latches (Figure 1-32).
  • Page 27 3. Release the eDP cable from the left hinge cap. Then remove the LCD panel (A) (Figure 1-33). WEEE Annex VII Component: LCD Panel Figure 1-33. LCD Panel Removal Disassembly Procedures 1-25...
  • Page 28 Top Assembly Removal Prerequisite: Ensure that the Speakers, Touchpad Module, USB Board, Mainboard, Keyboard, and Rear Camera Module have been disassembled prior removing the top assembly. Figure 1-34. Top Assembly 1-26 Disassembly Procedures...

  • Page 29: Troubleshooting

    Troubleshooting This chapter shows you how to deal with common system problems. Read it before calling a technician if a problem occurs. Solutions to more serious problems require opening up the computer. Do not attempt to open the computer yourself; contact your dealer or authorized service center for assistance.

  • Page 30: Fru (Field Replaceable Unit) List

    FRU (Field Replaceable Unit) List Please contact your local service center to find out how to obtain the part or replace your device. 1-28 FRU (Field Replaceable Unit) List...

  • Page 31: Exploded Diagrams

    Exploded Diagrams Figure 1-35. System Exploded Diagram Table 1-2. System Exploded Diagram Description Top Assembly Keyboard Touchpad Battery Pack Touchpad Rubbers USB Board Exploded Diagrams 1-29...
  • Page 32 Table 1-2. System Exploded Diagram (Continued) Description Mainboard Conductive Tape LED Cable LED Board Microphone Board Camera Holder Microphone Cable Camera Module Touchpad FFC Left I/O Bracket Right I/O Bracket USB Board FFC (H) USB Board FFC (L) Speakers Actetate Tape (for Battery) Insulator Mylar (on Battery Cable) Base Cover 1-30...
  • Page 33 Figure 1-36. LCD Assembly Exploded Diagram Table 1-3. LCD Assembly Exploded Diagram Description LCD Cover LCD Hinge L LCD Hinge R WLAN Antenna (MAIN+AUX) Exploded Diagrams 1-31...
  • Page 34 Description G-sensor Board eDP Cable Microphone Board Camera Module LCD Module with Bezel 1-32 Exploded Diagrams...

  • Page 35: Software Update

    Software Update Updating your software Please visit http://go.acer.com/?id=17883 Software Update 1-33...

  • Page 36: Personal Data Removal

    Personal Data Removal Removing your personal data There are three options to choose from: Option 1: Select Start > Settings > Update & Security > Recovery. Under  Reset this PC, select Get started. Open Recovery settings. Option 2: Restart your PC to get to the sign-in screen, then press and hold down ...