Serial Port Connector Pinout; Usb Connector Pinout; Ps/2 Keyboard/Mouse Connector Pinout - Intel AP440FX Technical Product Specification

1.12.8.2 COM1 Serial Port
Table 19 lists the pinout and signal names for the serial connectors.
Table 19. Serial Port Connector Pinout
Pin Signal Name
1 DCD
2 SIN#
3 SOUT#
4 DTR#
5 GND
6 DSR#
7 RTS#
8 CTS#
9 RI
1.12.8.3 USB Back Panel Connectors
Table 20 lists the pinout and signal names for the USB back panel connectors.
Table 20. USB Connector Pinout
Pin Signal Name
1 +5 v (fused)
2 USBP0# [USBP1#] (fused)
3 USBP0 [USBP1] (fused)
4 Ground
1.12.8.4 Keyboard and Mouse Ports
Table 21 lists the pinout and signal names for the PS/2 keyboard and mouse connectors. Although
they are labeled as "Keyboard" and "Mouse" on the motherboard and the back panel, the
connectors can be used interchangeably for either keyboard or mouse.
Table 21. PS/2 Keyboard/Mouse Connector Pinout
Pin Signal Name / Function
1 Data
2 No connect
3 Ground
4 +5 VDC (fused)
5 Clock
6 No connect
Description
Carrier Detect
Serial Data In
Serial Data Out
Data Terminal Ready
Chassis Ground
Data Set Ready
Request To Send
Clear To Send
Ring Indicator
Motherboard Description
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