Abit BH6 User Manual page 58

A-2
Installing CD-ROM drive
IDE2 (Secondary IDE): Connect one end of the 40-pin cable that comes with
the drive to the CD-ROM connector, and the other end to the IDE2 pin
connector on the motherboard.
Note: Be sure that the red line on the cable connects to the first pin of the
connectors.
Installing Keylock and power LED
connectors
PN1 Pin 1-5: There is a specific orientation for pin 1 to pin 5. Insert the two-
threads keylock cable into pin 4 and pin 5, and three-threads power LED cable
to Pin 1 ~ pin 3. Correct pins of header on the motherboard.
Pin number Name of the signal or signification
1 +5VDC
2 No connection
3 Ground
4 Keyboard inhibit Signal
5 Ground
Installing HDD LED connector
PN1 Pin 6-7: There is a specific orientation for pin 6 and pin 7. Connect the
two-threads IDE HDD LED connector of the computer case to correct pins of
header on the motherboard.
Pin number
6
7
Installing power On/Off switch connector
PN1 Pin 8-9 : There is no specific orientation for pin 8 and pin 9. Connect the
two-threads power switch cable to the PN1 header pins on the motherboard.
Pin number
8
9
Watch the pin position and the orientation
Name of the signal or signification
LED power
HDD active
Name of the signal or signification
Ground
Power On/Off switch
Watch the pin position and the
orientation
Watch the pin position and the
orientation
Appendix A