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Toshiba Portege 3400 Series Maintenance Manual

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    							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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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).For Parts listing
use TOSHFAX Doc:
3440CT(PP344C-2PU82): #72193480CT(PP348C-4PU82): #7228
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    							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. Push the memory clips outward and pull the memory
    module out of the connector on a 45 degree angle.1. Turn the computer upside down.
2. Remove the following screws:    - Two M2x10 black screws
    - Four M2x6 black screws    NOTE: Before removing any PCMCIA device, make sure
            it is “Stopped” in the PC Card Manager.Eject buttonPC cardRelease leverBattery PackMemory
coverM2x4 flat head black screwsM2x10
blackscrewsM2x6
black screws
FIELD REPLACEABLE UNIT DOCUMENTATION  PortegeTM3400 Series
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    							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 off the membrane switch.1. Disconnect the speaker cable from PJ420 on the 
    system board.2. Lift out the speaker assembly and remove the speaker
    from the speaker holder.PALMREST REMOVALPalm rest 
coverPJ320Membrane
switch cableM2x3 flat head
silver screws BracketMembrane 
switchSpeaker ground plateKeyboard 
cablePJ310AccuPoint
cablePJ110KeyboardSpeakerPJ420Speaker holder
FIELD REPLACEABLE UNIT DOCUMENTATION  PortegeTM3400 Series
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    							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 board lens.
2. Lift out the LED board and disconnect the flexible cable 
    from PJ720 on the LED board and PJ440 on the 
    system board.1. Peel off the glass tape securing the microphone 
    harness on the I/O board and FR board.2. Disconnect the microphone cable from PJ703 and lift
    out the microphone assembly. 
3. Remove glass tape and one M2x4 black screws 
    securing FR board. Disconnect the FR board from 
    PJ410 on the system  board and from PJ700 on the
    I/O board and lift out the FR board.4. Remove the I/O board from the base assembly.LCD
harness PJ300 M2x6 black screwsLED board lensFlexible
cablePJ720PJ440Glass tapeMicrophone assyPJ703FR boardI/O boardPJ410PJ700LED boardSystem 
boardMake sure the 
insulator is tuckin under the topcover assyInsulator
FIELD REPLACEABLE UNIT DOCUMENTATION  PortegeTM3400 Series
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    							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 from PJ735.
7. Lift out the system board.PJ735TapeRTC battery 
harnessM2x6 brass screwM2x6 brass screwLatch hole assemblyM2x4
 brassscrewsSystem
boardHDDHDD insulatorMODEM REMOVAL1. Turn the system board assembly upside down.
2. Disconnect the modem board from the system board. M2x10
blackscrews1. Turn the computer upside down.
2. Remove four M2x10 black screws securing the 
    PC-Card assembly.3. Turn the computer right side up.Modem 
boardSystem board assembly
FIELD REPLACEABLE UNIT DOCUMENTATION  PortegeTM3400 Series
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    							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. Remove three M2x4 flat head brass screws securing 
    the LCD module.4. Carefully rotate the LCD module from left to right of  
    the  LCD cover and disconnect the LCD cable from 
    the LCD module.FL INVERTER AND LCD REMOVALLCD cableFL
inverterFl inverter cableLCD moduleM2x4
     Flat head
       brass      screws FL
cableDisplay mask LCD mask sealsLCD cushionsLCD module
FIELD REPLACEABLE UNIT DOCUMENTATION  PortegeTM3400 Series
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