Service Manuals, User Guides, Schematic Diagrams or docs for : TOSHIBA Laptop portege 3400

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FIELD REPLACEABLE UNIT DOCUMENTATION
TM
Portege
3400 Series
GENERAL INFORMATION

For Parts listing
use TOSHFAX Doc:
3440CT(PP344C-2PU82): #7219
3480CT(PP348C-4PU82): #7228

Before 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 DOCUMENTATION
TM
Portege
3400 Series

BATTERY PACK REMOVAL OPTIONAL PCMCIA CARD REMOVAL

Release lever

Battery Pack
PC card Eject button
1. Turn the computer upside down as shown. 1. Slide the eject button to the right.
2. Slide the battery release lever in the direction of the 2. Grasp the PC card and remove it.
arrow and slide the battery out of the computer.
NOTE: Before removing any PCMCIA device, make sure
it is "Stopped" in the PC Card Manager.

EXPANSION MEMORY REMOVAL PALMREST REMOVAL

M2x6
Memory black
M2x10
cover screws
black
screws

M2x4 flat head black screws
1. Turn the computer upside down. 1. Turn the computer upside down.
2. Remove two M2x4 flat head black screws securing 2. Remove the following screws:
the memory cover. - Two M2x10 black screws
3. Lift off the memory cover. - Four M2x6 black screws
4. Push the memory clips outward and pull the memory
module out of the connector on a 45 degree angle.

TOSHIBA
Tough Enough for Today's World.
FIELD REPLACEABLE UNIT DOCUMENTATION
TM
Portege
3400 Series

PALMREST REMOVAL MEMBRANE SWITCH REMOVAL

Membrane
switch
Palm rest
cover

Bracket
Membrane
switch cable

PJ320

Speaker ground plate M2x3 flat head
3. Turn the computer right side up and lift up the silver screws
palm rest cover. 1. Remove three M2x3 flat head silver screws
4. Disconnect the membrane switch cable from PJ320 securing the bracket
and remove the palm rest cover. 2. Lift off the bracket and speaker ground plate.
3. Lift off the membrane switch.

KEYBOARD REMOVAL SPEAKER REMOVAL

Keyboard

AccuPoint
cable

PJ310

Keyboard
cable

PJ110 PJ420 Speaker Speaker holder

1. Disconnect the keyboard cable from PJ110. 1. Disconnect the speaker cable from PJ420 on the
2. Disconnect the accupoint cable from PJ310. system board.
3. Lift out the keyboard. 2. Lift out the speaker assembly and remove the speaker
from the speaker holder.

TOSHIBA
Tough Enough for Today's World.
FIELD REPLACEABLE UNIT DOCUMENTATION
TM
Portege
3400 Series

DISPLAY ASSEMBLY and UPPER COVER REMOVAL
Display assembly

PJ300

Insulator

LCD
harness

M2x8 black
screws
Make sure the
insulator is tuck
in under the top
cover assy
M2x6 black screws
M2x6 brass screws
1. Turn the computer upside down as shown. 3. Turn the computer right side up and disconnect the
2. Remove the following screws. LCD harness from PJ300.
- Three M2x8 black screws 4. Remove three M2x6 brass screws securing the
- Two M2x6 black screws display assembly and lift out the display assembly.

LED BOARD REMOVAL I/O BOARD REMOVAL

PJ410
System
board FR board

PJ440

PJ703
Flexible
cable PJ700

I/O board
LED board

PJ720 LED board lens Glass tape Microphone assy
1. Peel off the glass tape securing the microphone
1. Remove the LED board lens. harness on the I/O board and FR board.
2. Lift out the LED board and disconnect the flexible cable 2. Disconnect the microphone cable from PJ703 and lift
from PJ720 on the LED board and PJ440 on the out the microphone assembly.
system board. 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.

TOSHIBA
Tough Enough for Today's World.
FIELD REPLACEABLE UNIT DOCUMENTATION
TM
Portege
3400 Series

HDD REMOVAL SYSTEM BOARD REMOVAL

M2x10
black
screws

HDD

HDD insulator

1. Slide the HDD to the right to disconnect from the 1. Turn the computer upside down.
system board. 2. Remove four M2x10 black screws securing the
3. Slide the drive out of the HDD insulator. PC-Card assembly.
3. Turn the computer right side up.

SYSTEM BOARD REMOVAL MODEM REMOVAL
M2x6 brass screw
M2x4
brass
screws

System Modem
board board

Tape

PJ735

RTC battery
System board assembly
Latch hole assembly M2x6 brass screw harness
4. Remove two M2x6 brass screws and two M2x4 brass 1. Turn the system board assembly upside down.
screws securing the system board. 2. Disconnect the modem board from 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.

TOSHIBA
Tough Enough for Today's World.
FIELD REPLACEABLE UNIT DOCUMENTATION
TM
Portege
3400 Series

DISPLAY MASK REMOVAL FL INVERTER AND LCD REMOVAL
Latch

FL
cable
LCD cushions
M2x4 FL
LCD module Flat head inverter
brass
screws
Display mask

LCD mask seals LCD module LCD cable Fl inverter cable

1. Remove two LCD cushions and two LCD mask seals 1. Lift up the FL inverter board and disconnect the FL
using a pair of fine-tipped tweezers. cable from CN2 and the FL inverter cable from CN1.
2. Remove four M2.5x4 flat head brass screws securing 3. Remove three M2x4 flat head brass screws securing
the display mask. the LCD module.
3. There are 13 latches securing the display mask. 4. Carefully rotate the LCD module from left to right of
Carefully insert your fingers between the display mask the LCD cover and disconnect the LCD cable from
and the LCD module and pry open the display mask. the LCD module.

TOSHIBA
Tough Enough for Today's World.

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