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3.7.2 IDE LED
RST
SCSI
IDE
SMI
LED
SPEAKER
KEYLOCK
1
1
1
A 2 pins IDE detect LED connector.
Pin
1
2
Assignment
LED anode (+)
LED cathode (-)
3.9 USB (Universal Serial Bus)
Ba sica lly the USB is suita ble for middle low speed devices like Mouse,
Keyboa rd, Joystick..etc. In before, a ll these were using different connectors,
a nd it is complica ted for end user in insta lling the system. A 4 pin sta nda rd
USB connector wa s designed on this motherboa rd, user just plug a ll their
USB periphera ls on these kinds of connector a nd just run.
This USB riser ca rd tra nsfer ra te up to 12Mbit per second a nd will provide
better performa nce tha t compare to a ca ble type USB.
Reference to the following figure for USB connector,
J6 is a 2 x 10 pin connector, connect this with the USB riser ca rd a nd fix on
the computer cha ssis
’
s ba ckpla ne.
USB
USB