Toshiba Tl000LE User Manual page 16

PROCEDURE 2
Connector, Cable, and Power Switch Check
The battery pack is connected directly to the power supply board and an optional battery cable
is connected to the system board through the power supply board on the back of the top cover.
The sub battery and power switch cable are connected directly to the system board. Any of
these cables may be disconnected or damaged. Disassemble the system unit to checking the
cables. Disassembly procedures are described in Part 4.
Check 1
Check 2
Check 3
2-10
Check that the following cables are correctly connected to the system board,
power supply board, and LED board.
LED board PJ601 <--------> System board
PJ602 <--------> PS board
PJ603 <--------> System board
PS board PJ802
<-------- >
System board
PJ805 <--------
>
DC jack
Power switch --------
>
System board
PJ503
PJ803
PJ505
PJ502
PJ702
PJ501
If any of these cables are disconnected, connect them and restart the system.
If the problem still exists, perform Check 2.
Recheck the above cables using the multimeter. If any of the cables look
damaged, replace them and restart the system. If the problem still exists,
perform Check 3.
Check the power switch contact using the multimeter. If the power switch
contact is bad, replace the power switch with a new one and restart the system.
If the problem still exists, perform PROCEDURE 3.