Toshiba Satellite U300 Series Maintenance Manual page 53

2 Troubleshooting Procedures
There are following two types of connections in the figure of board and module connection in
and after 2.3 Power Supply Troubleshooting.
(1) Cable connection is described in the figure as line.
(2) Pin connection is described in the figure as arrow.
<e.g.> Connection of modem
2 Satellite U300 and Satellite Pro U300 Maintenance
Manual(960-Q08)