Toshiba Qosmio Personal Computer X500 - Manual (Page 46)

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 Qosmio X500 Maintenance Manual (960-Q08)