Toshiba Portege 3400 Series Maintenance Manual

TOSHIBA
Tough Enough for Today’s World.
FIELD REPLACEABLE UNIT DOCUMENTATION3400 Series  PortegeGENERAL INFORMATIONTMBefore attempting any of the following procedures,
make sure that the main battery and AC adaptor is
not connected to the unit and the environment in 
which you are working on is protected from 
Electro-Static Discharge(ESD).
TOSHIBA
Tough Enough for Today’s World.
FIELD REPLACEABLE UNIT DOCUMENTATION3400 Series  PortegeGENERAL INFORMATIONTMBefore attempting any of the following...

BATTERY PACK  REMOVALOPTIONAL PCMCIA CARD REMOVALTOSHIBA
Tough Enough for Today’s World.1.  Turn the computer upside down as shown.
2.  Slide the battery release lever  in the direction of  the
     arrow and slide the battery out of the computer.    1. Slide the eject button to the right.
2. Grasp the PC card and remove it.EXPANSION MEMORY REMOVALPALMREST REMOVAL1. Turn the computer upside down. 
2. Remove two M2x4 flat head black screws securing 
    the memory cover.3. Lift off the memory cover.
4....

TOSHIBA
Tough Enough for Today’s World.KEYBOARD REMOVALSPEAKER  REMOVAL1. Disconnect the keyboard cable from PJ110.
2. Disconnect the accupoint cable from PJ310.
3. Lift out the keyboard.MEMBRANE SWITCH REMOVAL3. Turn the computer right side up and lift up the
    palm rest cover.
4. Disconnect the membrane switch cable from PJ320
    and remove the palm rest cover.
        1. Remove three M2x3 flat head silver screws  
    securing the bracket
2. Lift off the bracket and speaker ground plate.
3. Lift...

TOSHIBA
Tough Enough for Today’s World.DISPLAY ASSEMBLY and UPPER COVER REMOVAL3. Turn the computer right side up and disconnect the 
     LCD harness from PJ300.
4. Remove three M2x6 brass screws securing the
    display assembly and lift out the display assembly.
 1. Turn the computer upside down as shown. 
2. Remove the following screws.    - Three M2x8 black screws
    - Two M2x6 black screws
   M2x6 brass screwsDisplay assemblyM2x8 black
screwsLED BOARD REMOVALI/O BOARD REMOVAL1. Remove the LED...

HDD REMOVAL1. Slide the HDD to the right to disconnect from the  
    system board.3. Slide the drive out of the HDD insulator.TOSHIBA
Tough Enough for Today’s World.SYSTEM BOARD  REMOVALSYSTEM BOARD  REMOVAL4. Remove two M2x6 brass screws and two M2x4 brass
    screws securing the system board.
5. Remove one M2x6 brass screw securing the latch 
    hole assembly and remove the latch hole assembly.
6. Peel off the glass tape securing the RTC battery harness 
    and disconnect the RTC battery harness...

TOSHIBA
Tough Enough for Today’s World.DISPLAY MASK REMOVAL1. Remove two LCD cushions and two LCD mask seals
    using a pair of fine-tipped tweezers.2. Remove four M2.5x4 flat head brass screws securing
    the display mask.3. There are 13 latches securing the display mask.
    Carefully insert your fingers between the display mask 
    and the LCD module and pry open the display mask.Latch1. Lift up the FL inverter board and disconnect the FL
    cable from CN2 and the FL inverter cable from CN1. 
3....