Toshiba Portege 4000 Maintenance Manual

							TOSHIBA
Tough Enough for Today’s World.
FIELD REPLACEABLE UNIT DOCUMENTATION4000 Series1. Remove two rubber seals at the bottom corners of the
    display assembly using a pair of fine-tipped tweezers.2. Remove two M2x6 flat head brass screws securing 
    the display mask.3. There are 19 latches securing the display mask.
    Carefully insert your fingers between the mask and the    LCD panel and pry open the latches starting from the    six top latches, to the five latches on each right  
    and left sides, ending with the bottom seven latches.FL INVERTER AND 12” LCD REMOVAL1. Remove two glass tapes securing the LCD/FL cable
    and the FL cable.2. Remove one M2x4 brass screw securing the 
    FL inverter board.2. Carefully lift up the FL inverter board and 
    disconnect the LCD/FL cable from CN1 and the
    FL cable from CN2.
3. Remove four M2X4 brass screws securing the 
    LCD module assembly.
5. Carefully lift out the bottom part of the LCD module     assembly and rotate out the top of the LCD module
    enough to access the display cable6. Peel off the tape securing the LCD/FL cable and    disconnect the cable.7. Remove four M2x2.8 silver screws securing the 
    right and left LCD brackets.12” DISPLAY MASK REMOVAL
Latch
Mask seals
Display
mask
LCDLCD/
FL cableLCD moduleFL inverter boardM2x4
brassscrewsM2x4 
brassscrewsFL cableM2x3 silver screwGlass tape  PortegeTM