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.
Summary of Contents for AB-BF6
Page 2: ......
Page 10: ...1 6 Chapter1 BF6 1 4 The System Block Diagram Figure 1 3 System diagram of the 440BX chipset ...
Page 84: ...B 6 Appendix B BF6 ...
Page 88: ...C 4 Appendix C BF6 ...
Page 90: ...D 2 Appendix D BF6 ...
Page 106: ...G 6 Appendix G BF6 ...