Toshiba TECRA S1 manual Procedure 2 Connection Check

2 Troubleshooting 2.3 Power Supply

Procedure 2 Connection Check

Power is supplied to the system board as illustrated below:

AC

adaptor

AC power cord AC adaptor cord

System board

Battery pack

Follow the steps below to check whether each connector has been connected correctly: Check 1 Make sure the AC adaptor and AC power cord have been firmly plugged into

the DC IN 15V socket and wall outlet, respectively. When they have been connected correctly, perform Check 2.

Check 2 Connect a new AC adaptor and AC power cord.

•If the DC IN LED does not go on, go to Procedure 3.

•If the battery LED does not go on, perform Check 3.

Check 3 Make sure the battery pack has been correctly installed in the computer. If the battery LED does not go on while the battery pack has been installed correctly, go to Procedure 3.

2-8 TECRA S1 Maintenance Manual