Toshiba T2200SX User Manual page 54

normal operation. If the problem still exists, refer to Procedure 4.
Procedure 4
System Board Replacement Check
The power supply board is connected to the system board. Power is supplied to the power supply
board from the DC IN 18V plug located on the system board. The power supply board or the
system board may be damaged. Refer to Chapter 5 for instructions on how to disassemble the
T2200SX, and then perform the following checks.
Check 1 Replace the power supply board with a new one and restart the system. If the prob-
lem still exists, perform Check 2.
Check 2 Replace the system board with a new one. If the problem still exists, other units may
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