Acer Chromebook 311/ C721
Acer Chromebook Spin 311/ R721T
LIFECYCLE EXTENSION
GUIDE
Страница 1: ...Acer Chromebook 311 C721 Acer Chromebook Spin 311 R721T LIFECYCLE EXTENSION GUIDE ...
Страница 2: ...i Self Repair 1 1 Disassembly Procedures 1 2 Troubleshooting 1 36 FRU Field Replaceable Unit List 1 40 Exploded Diagrams 1 41 Check for updates yourself 1 45 Factory reset your Chromebook 1 46 ...
Страница 3: ...TE 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 Any damage to the product that occur during self repair or which has occurred as a result of a careless or unsuccessful self repair attempt is not covered by the standard product warranty Software Recovery 0 This product has ...
Страница 4: ...yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface at the same time as touching a connector on the back of the computer Take off any metal objects on your arms or fingers such as bracelets rings or watches and make sure your hands are completely dry Even if your unit is unplugged there may still be some remaining electric charge If a component does not...
Страница 5: ...Disassembly Procedures 1 3 WEEE Annex VII Component 0 These components are classified as requiring selective treatment Battery pack WLAN module Touchpad module USB board Mainboard LCD panel ...
Страница 6: ...ior 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 or from the USB C port C as shown in Figure 1 2 3 Remove all cables from the system Figure 1 1 AC Adapter Outlet A ...
Страница 7: ...Disassembly Procedures 1 5 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 B C ...
Страница 8: ...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 Figure 1 4 Base Cover Removal ...
Страница 9: ...Disassembly Procedures 1 7 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 ...
Страница 10: ...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 Figure 1 7 Battery Pack Removal A B ...
Страница 11: ...sassembly Procedures 1 9 4 Remove the battery pack from the system Figure 1 8 Figure 1 8 Battery Pack Removal IMPORTANT Follow local regulations for battery disposal WEEE Annex VII Component Battery Pack ...
Страница 12: ...dule 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 4 Unthread the eDP cable from the routing channel Figure 1 9 5 Remove four 4 screws securing the LCD module in place Figure 1 9 Figure 1 9 LCD Module Removal B A ...
Страница 13: ...ight 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 Figure 1 11 LCD Module Removal ...
Страница 14: ...igure 3 12 3 Release the latch and disconnect the eDP cable from the mainboard connector B Figure 3 12 4 Unthread the eDP cable from the routing channel Figure 3 12 5 Detach the adhesive tape and disconnect the G sensor cable from the mainboard connector C Figure 3 12 6 Unthread the G sensor cable from the routing channel Figure 3 12 7 Remove four 4 screws securing the LCD module in place Figure 3...
Страница 15: ...ight 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 Figure 3 14 LCD Module Removal ...
Страница 16: ...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 3 Remove one 1 screw securing the WLAN module in place Figure 1 16 Figure 1 16 WLAN Module Removal A B ...
Страница 17: ...Disassembly Procedures 1 15 4 Remove the WLAN module from the mainboard connector C Figure 1 17 Figure 1 17 WLAN Module Removal C WEEE Annex VII Component WLAN Module ...
Страница 18: ...nd 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 3 Release the latch and disconnect the touchpad FFC from the mainboard connector C Figure 1 19 A B C ...
Страница 19: ...hpad 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 ...
Страница 20: ... Procedures 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 Figure 1 22 Touchpad Module Removal A WEEE Annex VII Component Touchpad Module ...
Страница 21: ...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 Remove the 30 pin USB board FFC from the top assembly Figure 1 24 3 Release the latches and disconnect the 40 pin USB board FFC C from the mainboard connector E and the USB board connector G Remove the 40 pin USB board FFC from the top assembly Figure 1 24 A ...
Страница 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 Figure 1 25 USB Board Removal D B E F G C WEEE Annex VII Component USB Board ...
Страница 23: ...rd connector E Figure 1 26 3 Release the latch and disconnect the 40 pin USB board FFC C from the mainboard connector F and the USB board connector G Figure 1 26 4 Release the latch and disconnect the touchpad FFC from the mainboard connector H Figure 1 26 5 Release the latch and disconnect the keyboard FPC from the mainboard connector I Figure 1 26 6 Disconnect the speaker cable from the mainboar...
Страница 24: ...it touchpad FFC keyboard FPC Flexible Printed Circuits and speaker cable can be damaged if removed while the mainboard connectors are locked Figure 1 28 Mainboard IMPORTANT Circuit boards have been highlighted with yellow rectangles as shown in Figure 1 28 Remove the circuit boards and follow local regulations for disposal WEEE Annex VII Component Mainboard ...
Страница 25: ...0 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 Figure 1 30 LCD Bezel Removal ...
Страница 26: ...1 24 Disassembly Procedures 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 ...
Страница 27: ...s 1 25 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 ...
Страница 28: ...he LCD cover Figure 1 35 2 Remove four 4 screws securing the LCD panel in place Figure 1 35 Figure 1 35 LCD Panel Removal 3 Carefully turn the LCD panel over so that the display panel is facing down on a flat surface and the eDP cable connection is exposed Figure 1 36 Figure 1 36 LCD Panel Removal A WEEE Annex VII Component LCD Panel ...
Страница 29: ...rocedures 1 27 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 A ...
Страница 30: ...1 28 Disassembly Procedures 6 Disconnect the eDP cable from the panel connector Figure 1 39 Figure 1 39 LCD Panel Removal 7 Remove the LCD panel ...
Страница 31: ...n the LCD cover Figure 1 40 2 Rotate the LCD hinges slightly downwards for easy access Figure 1 40 Figure 1 40 LCD Panel Removal 3 Using a flat headed tool carefully pry open the LCD panel starting from the bottom right corner of the LCD assembly Figure 1 41 Figure 1 41 LCD Panel Removal A WEEE Annex VII Component LCD Panel ...
Страница 32: ...res 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 ...
Страница 33: ...edures 1 31 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 ...
Страница 34: ...1 32 Disassembly Procedures 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 ...
Страница 35: ... 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 Figure 1 48 Keyboard Removal ...
Страница 36: ...mbly 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 5 Carefully remove the keyboard from the top assembly Figure 1 50 Figure 1 50 Keyboard Removal ...
Страница 37: ...edures 1 35 Top Assembly Removal 0 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 ...
Страница 38: ...more help contact Google support When to recover 0 You might want to recover if You see this error message Chrome OS is missing or damaged You ve tried other troubleshooting steps and nothing has fixed your issue You ve asked the experts in our help forum for help fixing your issue and they recommend recovery What you need to get started 0 The Chromebook with the Chrome OS is missing or damaged er...
Страница 39: ...d this number look at the bottom of the error message on your Chromebook screen 5 Click Continue 6 Insert your USB flash drive or SD card into the computer 7 In the dropdown menu choose the USB flash drive or SD card you inserted 8 Click Continue 9 Click Create now 10 When you see a message saying that your recovery media is ready remove the USB flash drive or SD card from the computer Step 3 Ente...
Страница 40: ...erase the recovery media if you want to reuse your USB flash drive or SD card to store other files To erase the recovery media 1 On your computer open Chrome 2 At the top right click Extensions 3 To launch the extension popup click on the Chromebook Recovery Utility extension 4 In the extension popup click Settings 5 Click Erase recovery media 6 From the dropdown menu select the USB drive or SD ca...
Страница 41: ...e working properly 1 Erase the storage device then try recovery again 2 Try using a different USB flash drive or SD card to recover Some USB flash drives and SD cards don t work well with recovery If you re still having problems contact your Chromebook manufacturer for help Learn how to contact your manufacturer The security module on this device is not working First ask our experts for help If yo...
Страница 42: ...1 40 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 ...
Страница 43: ...Exploded Diagrams 1 41 Exploded Diagrams Figure 1 52 System Exploded Diagram ZHU ZHUA Models Figure 1 53 System Exploded Diagram ZHUB Model 5 4 3 2 6 9 10 7 8 1 1 7 8 7 9 10 5 4 3 2 6 ...
Страница 44: ...d Diagrams Table 1 1 System Exploded Diagram No Description 1 Base Cover 2 USB Board 3 USB Board FFC 30 pin 4 USB Board FFC 45 pin 5 Mainboard 6 Speakers 7 Touchpad Module 8 Touchpad FFC 9 Top Assembly 10 Keyboard ...
Страница 45: ...ls Table 1 2 LCD Assembly Exploded Diagram No Description 1 LCD Bezel 2 LCD Hinge R LCD Hinge L 3 Hinge rubbers 4 WLAN Antenna AUX 5 LCD Cover 6 LCD Panel 7 Camera Module 8 Hinge Cap right Hinge Cap left 9 Microphone Board 10 eDP Cable 11 WLAN Antenna MAIN 1 9 7 6 10 11 8 2 5 4 3 ...
Страница 46: ... ZHUB Model Table 1 3 LCD Assembly Exploded Diagram No Description 1 LCD Panel 2 WLAN Antenna AUX 3 G Sensor Board Cable 4 G Sensor Board 5 eDP Cable 6 LCD Cover 7 LCD Hinge R LCD Hinge L 8 Camera Module 9 Microphone Board 10 WLAN Antenna MAIN 1 7 8 7 9 10 5 4 3 2 6 ...
Страница 47: ...t 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 7 Select Check for updates 8 If your Chromebook finds a software update it will start to download automatically ...
Страница 48: ...our 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 account ...
