Toshiba Satellite C855D - System Board; Removing the System Board

4 Replacement Procedures 4.10 System board
4--30 Satellit /Satellite Pro /C850D/C855D /L850D/L855D Maintenance Manual
4.10 System Board
Removing the System Board
NOTE: Be careful of the eject button for the PC card. It can be damaged when removing
the board. Make sure it is securely installed.
Remove the System Board according to the following procedures and Figure 4-19.
1. Disconnect DC-IN cable from CN6000 and remove the DC-IN cable from Top cover.
2. Release one M2x3 black flat head screws securing the USB board.
3. Disconnect USB board cable from CN9100 and remove the USB cable from Top
cover.
4. Release two M2x3 black flat head screws securing the Power board.
5. Disconnect Power board cable from CN200 and remove the Power board cable from
Top cover.
6. Release one M2x3 black flat head screw securing the system board.
7. Remove the system board.
USB board
DC IN cable
CN2002
CN6000
CN200
Power board
Main board
M2 0x3 0 black flat head screw. .
M2 0x3 0 black flat head screw. .
Figure 4-19 Removing the system board