vii
Chapter 2 Connecting Peripherals ..... 23
2.1 Primary (CN6) and Secondary (CN7) IDE
Connectors ........................................................... 24
2.2 Floppy Drive Connector (CN13).......................... 24
2.3 Parallel Port Connector (CN8) ............................ 25
2.4 Keyboard & PS/2 Mouse Connector (CN12) ...... 25
2.5 Serial Ports (CN9: COM1; CN10: COM2) ............ 26
2.6 Front Panel Connectors
(CN2, CN3, CN4, J1 and J2)................................. 27
2.6.1 Keyboard lock and power on LED (CN2) ..................................27
2.6.2 External speaker (CN3)............................................................. 27
2.6.3 IDE LED (CN4) ..........................................................................27
2.6.4 ATX soft power switch (J1)........................................................ 27
2.6.5 Reset (J2) ..................................................................................27
2.7 ATX Power Control Connectors (J7 and J1) ..... 28
2.7.1 ATX feature connector (J7)
and soft power switch connector (J1)................................................. 28
2.7.2 Controlling the soft power switch............................................... 29
2.8 USB Connector (CN11)........................................ 29
2.9 IR Connector (CN1).............................................. 29
2.10 External Keyboard Connector (J10)................... 29
2.11 External Suspend Switch Lead (SMI) (J3) ......... 30