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Acer Chromebook 311 Lifecycle Extension Manual
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Acer Chromebook 311 Lifecycle Extension Manual

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Acer Chromebook 311/ C721
Acer Chromebook Spin 311/ R721T
LIFECYCLE EXTENSION
GUIDE

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Summary of Contents for Acer Chromebook 311

  • Page 1 Acer Chromebook 311/ C721 Acer Chromebook Spin 311/ R721T LIFECYCLE EXTENSION GUIDE...

  • Page 2: Table Of Contents

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

  • Page 3: Self-Repair

    NOTE: NOTE: In the event of not being able to create a Factory Default recovery media, it is possible to obtain a copy of the recovery media through Acer Customer Service (http://www.acer.com/support) This is not a free of charge service.

  • Page 4: 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 5 WEEE Annex VII Component These components are classified as requiring selective treatment: Battery pack  WLAN module  Touchpad module  USB board  Mainboard  LCD panel  Disassembly Procedures...
  • Page 6 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 (C) as shown in Figure 1-2.
  • Page 7 4. Remove the SD card from the SD card slot (B) (Figure 1-2). Figure 1-2. SD Card Removal NOTE: NOTE: Make sure the system is completely powered off. Disassembly Procedures...
  • Page 8 Base Cover Removal 1. Remove eleven (11) screws from the base cover (Figure 1-3). Figure 1-3. Base Cover Removal 2. Starting from the right side USB slot, carefully pry the base cover to release the latches (Figure 1-4). 3. Continue to pry all sides to release the latches (Figure 1-4).
  • Page 9 4. Slightly lift the base cover to release it from the I/O connectors and then remove (Figure 1-5). Figure 1-5. Base Cover Removal Disassembly Procedures...
  • Page 10 Battery Pack Removal Prerequisite: Base Cover Removal 1. Find the battery pack (A) on the top assembly (Figure 1-6). 2. Detach the adhesive tape from the battery pack and keyboard FPC connector (Figure 1-6). Figure 1-6. Battery Pack Removal 3. Disconnect the battery cable from the mainboard connector (B) (Figure 1-7).
  • Page 11 4. Remove the battery pack from the system (Figure 1-8). WEEE Annex VII Component: Battery Pack Figure 1-8. Battery Pack Removal IMPORTANT: Follow local regulations for battery disposal. Disassembly Procedures...
  • Page 12 LCD Module Removal (ZHU/ ZHUA Only) Prerequisite: Battery Pack Removal 1. Disconnect the WLAN antennas cables from the WLAN module connectors (A) (Figure 1-9). 2. Unthread the WLAN antennas cables from the routing channel (Figure 1-9). 3. Release the latch and disconnect the eDP cable from the mainboard connector (B) (Figure 1-9).
  • Page 13 6. Place your thumbs on the left and right side hinges while holding the top assembly with your two hands. Slightly rotate the top assembly upwards and release (Figure 1-10). Figure 1-10. LCD Module Removal 7. Slide and then remove the top assembly from the LCD module (Figure 1-11).
  • Page 14 LCD Module Removal (ZHUB Only) Prerequisite: Battery Pack Removal 1. Disconnect the WLAN antennas cables from the WLAN module connectors (A) (Figure 3-12). 2. Unthread the WLAN antennas cables from the routing channel (Figure 3-12). 3. Release the latch and disconnect the eDP cable from the mainboard connector (B) (Figure 3-12).
  • Page 15 8. Place your thumbs on the left and right side hinges while holding the top assembly with your two hands. Slightly rotate the top assembly upwards and release (Figure 3-13). Figure 3-13. LCD Module Removal 9. Slide and then remove the top assembly from the LCD module (Figure 3-14).
  • Page 16 WLAN (Wireless Local Area Network) Module Removal Prerequisite: Battery Pack Removal 1. Find the WLAN module (A) on the top assembly (Figure 1-15). Figure 1-15. WLAN Module Location 2. Disconnect WLAN antennas cables (B) from the WLAN module connectors (Figure 1-16).
  • Page 17 4. Remove the WLAN module from the mainboard connector (C) (Figure 1-17). WEEE Annex VII Component: WLAN Module Figure 1-17. WLAN Module Removal Disassembly Procedures 1-15...
  • Page 18 Touchpad Module Removal Prerequisite: Battery Pack Removal 1. Find the touchpad module (A) on the top assembly (Figure 1-18). Figure 1-18. Touchpad Module Removal 2. Release the latch and disconnect the touchpad FFC from the touchpad module connector (B) (Figure 1-19).
  • Page 19 Figure 1-19. Touchpad Module Removal 4. Detach the conductive tape securing the touchpad to the top assembly (Figure 1-20). Figure 1-20. Touchpad Module Removal 5. Remove two (2) screws securing the touchpad module in place (Figure 1-21). Figure 1-21. Touchpad Module Removal Disassembly Procedures 1-17...
  • Page 20 6. Release the tabs on the touchpad bracket from the slots on the top assembly and then remove the touchpad module (A) (Figure 1-22). WEEE Annex VII Component: Touchpad Module Figure 1-22. Touchpad Module Removal 1-18 Disassembly Procedures...
  • Page 21 USB Board Removal Prerequisite: LCD Module Removal (ZHU/ ZHUA Only) LCD Module Removal (ZHUB Only) 1. Find the USB board (A) on the top assembly (Figure 1-23). Figure 1-23. USB Board Location 2. Release the latches and disconnect the 30-pin USB board FFC (B) from the mainboard connector (D) and the USB board connector (F).
  • Page 22 4. Remove one (1) screw securing the USB board in place (Figure 1-24). Figure 1-24. USB Board Removal 5. Remove the USB board from the top assembly (Figure 1-25). WEEE Annex VII Component: USB Board Figure 1-25. USB Board Removal 1-20 Disassembly Procedures...
  • Page 23 Mainboard Removal Prerequisite: WLAN (Wireless Local Area Network) Module Removal LCD Module Removal (ZHU/ ZHUA Only) LCD Module Removal (ZHUB Only) 1. Find the mainboard (A) on the top assembly (Figure 1-26). 2. Release the latch and disconnect the 30-pin USB board FFC (B) from the mainboard connector (D) and the USB board connector (E) (Figure 1-26).
  • Page 24 8. Remove the mainboard from the top assembly (Figure 1-27). WEEE Annex VII Component: Mainboard Figure 1-27. Mainboard Removal CAUTION: USB board FFCs (Flexible Flat Circuit), touchpad FFC, keyboard FPC (Flexible Printed Circuits), and speaker cable can be damaged if removed while the mainboard connectors are locked.
  • Page 25 LCD Bezel Removal (ZHU/ ZHUA Only) Prerequisite: LCD Module Removal (ZHU/ ZHUA Only) 1. Rotate the LCD hinges slightly downwards for easy access (Figure 1-29). Figure 1-29. LCD Bezel Removal 2. Lift up the bottom side of the bezel by releasing it from the latches (Figure 1-30).
  • Page 26 3. Continue along the right side of the bezel (Figure 1-31). Figure 1-31. LCD Bezel Removal 4. Continue along the top side of the bezel (Figure 1-32). Figure 1-32. LCD Bezel Removal 1-24 Disassembly Procedures...
  • Page 27 5. Continue along the left side of the bezel until all the latches have been released (Figure 1-33). Figure 1-33. LCD Bezel Removal 6. Lift to remove the bezel from the LCD module (Figure 1-34). Figure 1-34. LCD Bezel Removal Disassembly Procedures 1-25...
  • Page 28 LCD Panel Removal (ZHU/ ZHUA Only) Prerequisite: LCD Bezel Removal (ZHU/ ZHUA Only) 1. Find the LCD panel (A) in the LCD cover (Figure 1-35). 2. Remove four (4) screws securing the LCD panel in place (Figure 1-35). WEEE Annex VII Component: LCD Panel Figure 1-35.
  • Page 29 4. Detach the mylar tape securing the eDP cable to the LCD panel (A) (Figure 1-37). Figure 1-37. LCD Panel Removal 5. Disengage the clip on the eDP cable connector (Figure 1-38). Figure 1-38. LCD Panel Removal Disassembly Procedures 1-27...
  • Page 30 6. Disconnect the eDP cable from the panel connector (Figure 1-39). Figure 1-39. LCD Panel Removal 7. Remove the LCD panel. 1-28 Disassembly Procedures...
  • Page 31 LCD Panel Removal (ZHUB Only) Prerequisite: LCD Module Removal (ZHUB Only) 1. Find the LCD panel (A) in the LCD cover (Figure 1-40). 2. Rotate the LCD hinges slightly downwards for easy access (Figure 1-40). WEEE Annex VII Component: LCD Panel Figure 1-40.
  • Page 32 4. Continue along the left side of the LCD panel releasing the latches (Figure 1-42). Figure 1-42. LCD Panel Removal 5. Continue along the top side of the LCD panel releasing the latches (Figure 1-43). Figure 1-43. LCD Panel Removal 1-30 Disassembly Procedures...
  • Page 33 6. Continue along the right side of the LCD panel releasing the latches (Figure 1-44). Figure 1-44. LCD Panel Removal 7. Slightly lift the LCD panel but DO NOT remove yet (Figure 1-45). Figure 1-45. LCD Panel Removal Disassembly Procedures 1-31...
  • Page 34 8. Release the eDP cable from the hinge cap (Figure 1-46). Figure 1-46. LCD Panel Removal 9. Remove the LCD panel from the LCD cover. 1-32 Disassembly Procedures...
  • Page 35 Keyboard Removal Prerequisite: Mainboard Removal 1. Remove one (1) screw securing the keyboard in place (Figure 1-47). Figure 1-47. Keyboard Removal 2. Place the top assembly on the surface keyboard side up (Figure 1-48). 3. Using a flat-headed tool, carefully pry open the keyboard starting from the bottom right corner of the top assembly (Figure 1-48).
  • Page 36 4. Carefully lift the bottom of the keyboard to release it from the top assembly (Figure 1-49). The upper latches will automatically disengage as you release the keyboard. Figure 1-49. Keyboard Removal CAUTION: Avoid damaging the keyboard FPC when removing the keyboard from the top assembly.
  • Page 37 Top Assembly Removal Prerequisite: Ensure that the USB Board, Thermal Module, Keyboard, WLAN Module, Touchpad Module, and Speakers have been disassembled prior removing the top assembly. Figure 1-51. Top Assembly Disassembly Procedures 1-35...

  • Page 38: 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 39 What you need to do Step 1: Try less invasive steps If you can sign in to your Chromebook, try these steps first: 1. Turn your Chromebook off, then back on again. 2. If your Chromebook still has an error, reset to factory settings.
  • Page 40 Chromebook tablet: Press and hold the Volume Up, Volume Down, and Power  buttons for at least 10 seconds, then release them. 3. You'll see one of these messages: "Chrome OS is missing or damaged. Please insert a recovery USB stick or SD card.". ...
  • Page 41 "Please remove all connected devices and start recovery". First, remove anything that's connected to your Chromebook, such as a mouse, SD card or external hard drive. Then follow the steps to enter recovery mode. "The device you inserted does not contain Chrome OS". First, make sure that you inserted the USB drive or SD card that you used to create recovery media.

  • Page 42: 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. 1-40 FRU (Field Replaceable Unit) List...

  • Page 43: Exploded Diagrams

    Exploded Diagrams Figure 1-52. System Exploded Diagram (ZHU/ZHUA Models) Figure 1-53. System Exploded Diagram (ZHUB Model) Exploded Diagrams 1-41...
  • Page 44 Table 1-1. System Exploded Diagram Description Base Cover USB Board USB Board FFC (30-pin) USB Board FFC (45-pin) Mainboard Speakers Touchpad Module Touchpad FFC Top Assembly Keyboard 1-42 Exploded Diagrams...
  • Page 45 Figure 1-54. LCD Assembly Exploded Diagram (ZHU/ZHUA Models) Table 1-2. LCD Assembly Exploded Diagram Description LCD Bezel LCD Hinge R LCD Hinge L Hinge rubbers WLAN Antenna (AUX) LCD Cover LCD Panel Camera Module Hinge Cap (right) Hinge Cap (left) Microphone Board eDP Cable WLAN Antenna (MAIN)
  • Page 46 Figure 1-55. LCD Assembly Exploded Diagram (ZHUB Model) Table 1-3. LCD Assembly Exploded Diagram Description LCD Panel WLAN Antenna (AUX) G-Sensor Board Cable G-Sensor Board eDP Cable LCD Cover LCD Hinge R LCD Hinge L Camera Module Microphone Board WLAN Antenna (MAIN) 1-44 Exploded Diagrams...

  • Page 47: Check For Updates Yourself

    Check for updates yourself 1. Turn on your Chromebook. 2. Connect your Chromebook to Wi-Fi. 3. At the bottom right, select the time. 4. Select Settings 5. At the bottom of the left panel, select About Chrome OS. 6. Under "Google Chrome OS", you'll find which version of the Chrome operating system your Chromebook uses.

  • Page 48: Factory Reset Your Chromebook

    Factory reset your Chromebook 1. Sign out of your Chromebook. 2. Press and hold Ctrl + Alt + Shift + r. 3. Select Restart. 4. In the box that appears, select Powerwash > Continue. 5. Follow the steps that appear and sign in with your Google Account. NOTE: NOTE: The account you sign in with after you reset your Chromebook will be the owner...

This manual is also suitable for:

Chromebook c721Chromebook spin 311Chromebook spin r721t