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Acer Aspire 1400 Service Guide

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    							Chapter 355
    This chapter contains step-by-step procedures on how to disassemble the notebook computer for 
    maintenance and troubleshooting.
    To disassemble the computer, you need the following tools:
    !Wrist grounding strap and conductive mat for preventing electrostatic discharge
    !Philips screw driver
    !Flat blade screwdriver
    !Tw e e z e r s
    !Nut screwdriver
    NOTE: The screws for the different components vary in size.  During the disassembly process, group the 
    screws with the corresponding components to avoid mismatch when putting back the components. 
    When you remove the stripe cover, please be careful not to scrape the cover.
    Chapter 3
    Machine Disassembly and Replacement 
    						
    							56Chapter 3
    General Information
    Before You Begin
    Before proceeding with the disassembly procedure, make sure that you do the following:
    1.Turn off the power to the system and all peripherals.
    2.Unplug the AC adapter and all power and signal cables from the system.
    3.Remove the battery pack.
    4.The two screws that secure the power board LS-1257 on the upper case are M2.5x4. Please make sure 
    you use the right screws. Otherwise, other screws that are too long may damage the main board as you 
    secure the power board to the upper case.
    NOTE:  Aspire 1400 uses mylar or tape to fasten the FFC/FPC/connectors/cable, you may need to tear the 
    tape or mylar before you disconnect different FFC/FPC/connectors. 
    						
    							Chapter 357
    Disassembly Procedure Flowchart
    The flowchart on the succeeding page gives you a graphic representation on the entire disassembly sequence 
    and instructs you on the components that need to be removed during servicing.  For example, if you want to 
    remove the system board, you must first remove the keyboard, then disassemble the inside assembly frame in 
    that order.
    Start
    Battery
    HDD
    ModuleAntenna
    Covers
    DisconnectFDD FPC
    FDD
    Module
    Stripe
    Cover Ex2
    Ex1
    RAM Door
    Ex4
    Optical
    Drive
    Ex1Ex2
    EMI Bar
    Disconnect
    coaxial cable
    LCD
    Module
    Main Unit
    (Please see
    next page)
    Optical
    Panel
    FDD FPC
    Panasoni: Ex2
    MIT: GX2Ax2
    Jx4
    HDD Drive
    HDD EMI
    Plate
    Jx2
    Disconenct
    Keyboard
    FFC
    Ex2
    LCD Bezel
    Ex2
    Wireless
    LAN Card
    Optical
    BracketKeyboard
    HDD
    Connector
    FDD Panel
    LCD
    BracketX2Gx8
    LCD
    Assembly
    LCD
    Inverter
    Ex6
    Dx2
    Ex1
    LCD
    HingeX2LCD coaxial
    cable
    Ex4Ex1
    LED power
    board LS-
    1257Ex2
    Fx4 
    						
    							58Chapter 3
      
    Screw List
    ItemDescription
    A Screwlock, 6NUT
    B Screw, M1.7X2.5L
    C Screw, TPB2.0X4
    D Screw, M2.5X3
    E Screw, M2.5X4
    F Screw, M2.5X8
    GScrew, M2X3
    HScrew, M2X4
    IScrew, M2X6
    JScrew, M3X3
    Main Unit
    Fx7 Ex2
    Ex12 Fx5
    Logic
    UpperLogic
    Lower
    Speakers
    Ex2
    Main
    Board
    HeatsinkOptical
    BracketPCMCIA
    SlotD-sub
    BracketModem
    CardFanHx3
    Ex2 Ex4
    Hx4 Ix4
    Ax4
    CPU
    CPU Support
    BracketCPU Support
    Plate
    Ex4
    Ex3
    Ex4
    LCD Hinge
    Saddles
    EMI
    Shielding
    Ex5
    LED Board
    Assy
    Touchpad
    Bracket
    Touchpad /
    Touchpad
    FFC
    FDD FFCTouchpad
    22pins FFC
    LED Board
    FFCLED
    BracketLED Board
     Disconnect
    LED board
    FFC/
    Disconnect
    touchpad
    FFC
    Ex2
    Touchpad
    BoardEx1
    Ex2
    Ex2 
    						
    							Chapter 359
    Removing the Battery Pack
    1.Slide the battery latch to the left.
    2.Then remove the battery.
     
      
    						
    							60Chapter 3
    Removing the HDD Module/FDD Module/RAM Door and O ptical D rive
    1.Remove the two screws that secure the HDD module.
    2.Then take the HDD module away.
    3.Disconnect the FDD FPC. Then turn out the screw that secure the FDD module. Push the FDD module 
    out.
    4.Turn out the four screws on the RAM door. Then remove the RAM door.
    5.Next, remove the screw that secure the optical drive. Push and take the optical drive away. 
    						
    							Chapter 361
    Removing the LCD Module/the Power Board and the Keyboard
    Removing the LCD Module
    1.Remove the two (one on each side) screws holding the LCD antenna covers.
    2.Then take away the antenna cover.
    3.Open the LCD to an angle of 95 degree from the main unit. Then remove the strip cover (middle cover).
    4.Turn out the two screws on the rear panel.One on each side.
    5.Then remove the two screws on the button panel. One on the left and the other on the right.
    6.Remove the screw that secure the EMI bar. Then remove the EMI bar.
    7.Disconnect the coaxial cable connector.
    8.Then, you can remove the entire LCD module.
    Removing the Power Board and the Keyboard
    1.Remove the two screws holding the power board.Then remove the power board.
    2.Turn out the two (one on each side) screws that secure the keyboard.
    3.Disconnect the keyboard FFC. After disconnect the keyboard connector then remove the keyboard.  
    						
    							62Chapter 3
    Disassembling the Main Unit
    Separate the main unit into the logic upper and the logic lower assembly
    1.Disconnect the FFC.
    2.Disconnect the FDD FPC..
    3.Remove the 7 screws on the upper case.
    4.Turn out one screw on the rear panel.
    5.Then remove the two (one on each side) screws on the button pane...
    6.Remove the 5 screw on the right panel.
    7.Then separate the logic upper from the logic lower.
    Disassembling the logic upper
    1.Turn out the seven holding the right and the hinge saddles. Then remove the hinge saddles.
    2.Remove the five screws that secure the EMI shielding. Then remove the EMI shielding. 
    						
    							Chapter 363
    3.Disconnect the LED board FFC.
    4.Tear off the aluminum foil on the LEd board.
    5.Remove the two screws holding the LED board assembly.
    6.Then remove the two screws that secure the LED baord to the LED board bracket. Then you can remove 
    the LED board from the bracket..
    7.Disconnect the LED board FFC.
    8.Disconnect touchpad FFC from the touchpad.
    9.Slide the touchpad bracket to left then remove the touchpad bracket. Then you can remove the touchpad 
    (with touchpad FFC) from the upper case.
    10.Disconnect the touchpad FFC.
    11 .Remove the screw that holds the touchpad board.
     .
    12.Take away the touchpad board from the upper case.
    13.Disconnect LED 22 pins FFC from touchpad board.
    14.Disconnect the FDD FPC. 
    						
    							64Chapter 3
    Disassembling the logic lower
    1.Pull the Dimm socket with fingers gentlely and take out the memory from the DIMM socket.
    2.Release the tape that fasten the speakers’ wire.
    3.Disconnect speakers’ wire.
    4.Remove the two screws holding the two speakers. One on each side.Then remove the speakers.
    5.Remove the two screws that secure the main board.
    6.Next, take out the main board from the lower case.
    7.Turn out the four screws on the main board. Then remove the optical bracket.
    8.Turn out the two screws that secure the modem card.
    9.Then turn over the modem card and disconnect the modem card cable.
    10.Remove the four screws and take the heatsink away.
    11 .Release the CPU lock with a tool and remove the CPU from CPU support bracket.
    12.Turn out the three screws that secure the fan and then remove the fan from the main board. 
    						
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