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Acer 4235, 4535G manual Removing the Lower Covers

Models: 4535G 4235

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Page 55

Removing the Lower Covers

1.See “Removing the Battery Pack” on page 44.

2.Loosen the five captive screws in the covers as shown.

DIMM

Cover

HDD

Cover

WLAN

Cover

3.Remove the DIMM Cover as shown.

4.Remove the WLAN Cover as shown.

46

Chapter 3

Image 55

Acer 4235, 4535G manual Removing the Lower Covers

Contents

Aspire 4535/4535G/4235 Series Service Guide Revision History Copyright Following conventions are used in this manual Gives precautionary measures toProblems ProceduresPreface Page Table of Contents 139 Top View Clearing Password Check and Bios RecoveryClearing Password Check Bios Recovery by Crisis DiskChapter FeaturesPrivacy control Dimensions and WeightPower subsystem CommunicationModem RJ-11 port DC-in jack for AC adapter EnvironmentSystem Block Diagram Icon Description Indicates when the hard disk drive isYour Acer Notebook tour Front ViewClosed Front View Hdmi Left ViewRear View Right ViewEasy-Launch Buttons Bottom ViewIcon Function Description Function Left Button Right Button Main touchpad Touchpad Basics with fingerprint readerLock Keys and embedded numeric keypad Using the KeyboardKey Description Windows KeysUS dollar sign Using the System UtilitiesEuro symbol Special KeyAcer GridVista dual-display compatible System Board Major Chips Specifications Hardware Specifications and ConfigurationsProcessor Specification Processor SpecificationsSupported Protocols Bios ROMMemory Combinations Slot Total Memory System Memory SpecificationsHard Disk Drive Interface Specifications Performance Specifications Buffer size Interface Rate Mbytes/sec Max DC Power Requirements VoltageInternal transfer Rate Mbits/sec Max Data transfer LCD Specification Super-Multi Combo Module SpecificationBluetooth Specification VGA Graphic Controller SpecificationKeyboard Specification Audio Interface SpecificationBattery Finger Print Reader SpecificationNavigating the Bios Utility Bios Setup UtilityCPU Speed System Bios VersionSetup InformationParameter Description Format/Option Enables or disables the Press F12 to display bootDisabled MainClear or Set Disabled orSecurity Parameter Description OptionRemoving a Password Setting a PasswordEnter New Password Changing a PasswordUSB KEY BootCmos ExitBios Flash Utilities DOS Flash Utility Execute the KBYF010.BAT batch file to update BiosFlash process begins as shown Plug in the AC power to continue ChapterWinFlash Utility Progress screen displays Chapter This section provide you with removing HDD/BIOS method Remove HDD/BIOS Password UtilitiesRemove HDD Password Cleaning Bios Passwords Removing Bios PasswordsUsing DMITools Using Boot Sequence SelectorMiscellaneous Utilities Using the LAN MAC Eeprom Utility DOS mode, run the MAC.BAT file to write MAC values to eeprom Disassembly Requirements Machine Disassembly and ReplacementMain Screw List Description Quantity Acer P/N Pre-disassembly InstructionsDisassembly Process General InformationExternal Modules Disassembly Flowchart External Module Disassembly ProcessScrew List Step Quantity Removing the Battery Pack Removing the SD Dummy Card Cover Removing the Lower CoversRemove the HDD Cover as shown Chapter Removing the Wlan Module Remove the Wlan Module as shown Chapter Step Size Quantity Screw Type Wlan Module M2*3Removing the Dimm Modules Removing the Hard Disk Drive Module Lift the HDD carrier to remove Step Size Quantity Screw Type HDD Carrier M3*3Step Size Quantity Screw Type ODD Module M2.5*5 Removing the Optical Disk Drive ModuleStep Size Quantity Screw Type ODD Bracket M2*3 Main Unit Disassembly Flowchart Main Unit Disassembly ProcessStep Size Quantity Screw Type Hinge Covers M2*3 Removing the Hinge CoversStep Size Quantity Screw Type Removing the Switch CoverChapter Removing the Keyboard Step Size Quantity Screw Type Speaker Module M2.5*3 Removing the Speaker ModulePage Step Size Quantity Screw Type LCD Module M2.5*5 Removing the LCD ModuleLift the securing tape to expose the Antenna cable as shown Page Chapter Remove the two securing screws from the left LCD hinge Carefully remove the LCD Module from the chassis Remove the two securing screws from the right LCD hingeUpper Cover M2.5*5 Red callout M2.5*3 Green callout Chapter Removing the Upper CoverChapter Page Step Size Quantity Screw Type Function Board M2*3 Removing the Function BoardStep Size Quantity Screw Type Finger Print M2*3 Reader Removing the Finger Print ReaderLift the bracket clear of the casing Chapter Chapter Removing the TouchPad Bracket Step Size Quantity Screw Type TouchPad M2*3 Bracket Remove the two screws from the TouchPad BracketRemove the TouchPad Bracket from the Upper Cover Removing the RTC Battery Removing the Bluetooth Module Bluetooth Module Step Size Quantity Screw Type USB Board M2.5*3 Removing the USB BoardRemove the USB Board from the Lower Cover Step Size Quantity Screw Type Modem Module M2*3 Removing the Modem ModuleChapter Step Size Quantity Screw Type Mainboard M2.5*3 Removing the MainboardRemoving the RJ-11 Port Page Step Size Quantity Screw Type Thermal Module 5*3.2 Removing the Thermal ModulePage Removing the CPU LCD Module Disassembly Flowchart LCD Module Disassembly ProcessStep Size Quantity Screw Type LCD Bezel M2.5*5 Removing the LCD BezelLift the bezel away from the panel Chapter Step Size Quantity Screw Type Camera Module M2.5*3 Removing the Camera ModuleRemoving the LCD Panel Lift the LCD Panel out of the casing as shown Removing the LCD Brackets and FPC Cable Removing the Antennas Removing the MIC Module Replacing the MIC Module LCD Module Reassembly ProcedureReplacing the Antennas Page Chapter Replacing the LCD Panel 100 Chapter Replacing the Camera Module Replacing the LCD Bezel Replacing the CPU Main Module Reassembly ProcedureReplacing the Thermal Module Chapter 105 Connect fan cable to the mainboard as shownReplacing the RJ-11 Port Insert the cable through the casing to the top side as shown Replacing the MainboardInsert the single securing screw Replacing the USB Board Replacing the Bluetooth Board Step Size Quantity Screw Type Replacing the Modem Module Secure the Modem cable in place with the adhesive tape Replacing the TouchPad Bracket114 Chapter Replacing the Finger Print Reader 116 Chapter Chapter 117 Replacing the Function BoardReplacing the Upper Cover Page Upper Cover M2.5*10 Red call out M2.5*5 Green callout Replace the two securing screws in the Upper CoverChapter 121 Replacing the LCD ModuleReconnect the Microphone cable to the Mainboard as shown Page 124 Chapter Replacing the Speaker Module Replace the two securing screws as shown Replacing the KeyboardPage Replacing the Switch Cover Step Size Quantity Screw Type Replacing the Hinge Covers Replacing the ODD Module External Module Reassembly ProcessReplace the securing screw Replacing the Hard Disk Drive ModulePlace the HDD carrier on the HDD Replace the four securing screws two each side Replacing the Wlan Module Replacing the Dimm ModulesInsert the Wlan board into the Wlan socket Replace the two screws to secure the module Replacing the SD Dummy Card Replacing the Lower CoversReplace the Lower Covers and secure the captive screws Replacing the Battery 138 Chapter Symptoms Verified Go To Common ProblemsAC/Batt Power On IssueAC/Battery Computer Shuts down IntermittentlyNo Post or Video No Display IssueAbnormal Video Display Random Loss of Bios Settings LCD Failure Chapter 145 Built-In Keyboard FailureTouchpad Failure Chapter 147 Internal Speaker FailureSound Problems Select Set up microphone Microphone ProblemsInternal Microphone Failure Select Repair your computer HDD Not Operating CorrectlySelect Startup Repair ODD Not Operating Correctly ODD FailureDiscs Do Not Play Drive Not Detected USB Failure Rightside Chapter 155 Wireless Function FailureBluetooth Function Failure To M/B FFC Easy Button FailureFunction/B FFC to M/BFingerprint Reader Failure Chapter 159 Thermal Unit FailureExternal Mouse Failure MB Cmos Discharge Undetermined Problems Intermittent ProblemsOther Failures Code Beeps Post Routine Description Post Codes Tables164 Chapter Code Beeps Post Routine Description Code Beeps For Boot Block in Flash ROM Top View Bottom View LS-4921P Function Board 170 Chapter Description Location Clear Cmos Jumper Memory bay Clearing Password CheckSteps for Clearing Bios Password Check Hardware Open Gap DescriptionSteps for Bios Recovery by Crisis Disk Bios Recovery by Crisis DiskBios Recovery Boot Block Bios Recovery HotkeyFRU Field Replaceable Unit List Main Module Aspire 4535/4535G/4235 Exploded DiagramsHDD Door Memory Cover MiniPCI Door Lower Cover Chapter 175 BaseCategory Description Acer PN Board Aspire 4535/4535G/4235 FRU ListCable Category Description Acer PN Case/Cover/Bracket AssemblyKeyboard Combo Drive Super MultidriveLK.14005.008 200NIT 8MS 42.PAA02.0076M.PBP02.003 LK.14005.006 220NIT 8MSLK.14008.001 LK.14005.006LK.14005.008 LK.14006.0096M.PBP02.006 60.PAA02.007Miscellaneous SpeakerCategory Description Acer PN Screw Screw ListChapter 185 Aspire 4535/4535G/4235 Series Appendix aAppendix a 186 Appendix a Appendix a 188 Thailand LX.PBH0C.011 AS4535G-722G25Mn Appendix a 190 Thailand LX.PBG0C.003 AS4535G-862G50Mn Appendix a 192 China LX.PBF0C.005 AS4535-641G25Mn Appendix a 194 USA Appendix a 196 Acla Appendix a 198 LCD VGA Vram Appendix a 200 NLED14WXGAG UMA SO2GBII6 SO1GBII6 Appendix a 202 741G25Mn AS4535 Appendix a 204 ODD Appendix a 206 3rd WiFi 1x2 BGN 742G25Mn AS4535G Appendix a 208 3rd WiFi 1x2 BGN AS4535-822G32Mn Appendix a 210 Appendix B Test Compatible ComponentsBrand Microsoft Windows Vista Environment TestType Description Appendix B 213Appendix B Camera Appendix B 215Card Bus1 Appendix B 217 HDD Appendix B 219 Appendix B Appendix B 221 Appendix B Appendix B 223 Keyboard LAN Appendix B 225226 Appendix B 227 228 Appendix B 229 230 Appendix B 231 232 Modem Appendix B 233Toshiba NSM8XS Appendix B 235 Southbridge Chipset Type Description VGA Chip Appendix B 237238 Appendix B 239 240 Appendix C Online Support Information242 243 Index244 ODD