Procedure 2 Connection Check - Toshiba Satellite M20 Maintenance Manual

2 Troubleshooting

Procedure 2 Connection Check

Power is supplied to the system board as illustrated below:
AC power cord
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
AC
adaptor
AC adaptor cord
2.3 Power Supply
System board
Battery pack
Satellite M20 Maintenance Manual