Socket Mobile Pentium 4 Full Size PICMG CPU Card IB810 - Manual (Page 30)

INSTALLATIONS
26 IB810 User’s Manual
J21: IrDA Connector
J21 is used for an optional IrDA connector for wireless communication.
Pin # Signal Name
1 +5V
2 No connect
3 Ir RX
4 Ground
5 Ir TX
J22: External PS/2 Keyboard and Mouse Connector
Pin # Signal Name
1 Mouse data
2 KB data
3 Ground
4 Vcc
5 Mouse Clock
6 KB Clock
Please take note of the pin number orientation of this connector to avoid
possible damage to the keyboard due to wrong insertion. Also shown
below is the external keyboard cable connecting from the CPU card to a
backplane’s keyboard connector.