Connector Pin Assignments A-3
Table Appendix A-1 System Board Connectors
Function
Connector Number
Type
Infrared (IRDA)
IRDA
1 x 4 pin header
Suspend Button
SLEEP
1 x 2 pin header
Hard disk LED
HDLED
1 x 4 pin header
Power LED
POWER LED
1 x 5 pin header
Reset Button
RESET
1 x 4 pin header
Speaker
J22 (SPEAKER)
1 x 4 pin header
ISA/PCI-Bus Backboard
J7
98-pin header
SERIAL INTERFACE CONNECTORS
Serial interface signals are output from the system board through two 9-pin COM port
connectors. The 9-pin, D-subconnectors are located at the rear of the system unit. Pin
locations and pin assignments for the serial interface connectors are shown in Table
Appendix A-2 and Figure Appendix A-3.
Figure Appendix A-3 Serial Interface