User Guide

Installing the Motherboard 2-13
User’s Manual
PN2 (Pin 4-5-6-7): Speaker Header
Attach the cable from the system speaker to
this header.
PN2 (Pin 9-10): Suspend LED Header
Insert the two-threaded suspend LED cable
into pin 9 and pin 10. If you install it in the
wrong direction, the LED light will not
illuminate correctly.
Note:
Watch the HDD LED pin position
and the orientation.
For the PN1 and PN2 pin’s count-name list, please refer to table 2-2.
Table 2-2. PN1 and PN2 pin count name list
PIN Name Significance of signal PIN Name Significance of signal
PIN 1 +5VDC PIN 1 Ground
PIN 2 No connection PIN 2 Reset input
PIN 3 Ground PIN 3 No connection
PIN 4 Keyboard inhibit Signal PIN 4 +5VDC
PIN 5 Ground PIN 5 Ground
PIN6 LED power PIN6 Ground
PIN 7 HDD active PIN 7 Speaker data
PIN 8 Ground PIN 8 No connection
PIN 9 Power On/Off signal PIN 9 +5VDC
PIN 10 +3V Standby PIN 10 Suspend LED active
PN1
PIN 11 Suspend signal
PN2
PIN 11 No connection
Let’s now see the I/O connectors that BF6 uses, and what their functions are.