SOYO SY-P4-645DX DRAGON Ultra User Manual page 24

Hardware Installation
2. Reset
Plug the Reset push-button cable into the 2-pin Reset header on the
motherboard. Pushing the Reset button on the front panel will cause the
system to restart the boot-up sequence.
3. Speaker
Attach the 4-pin PC speaker cable from the case to the Speaker header on
the motherboard.
Speaker Pin Assignment
+5V
4. IDE LED
Attach the 2-pin IDE device LED cable to the corresponding IDE LED
header on the motherboard. This will cause the LED to light up when an IDE
(HDD, CD-ROM) device is active.
Reset Pin Assignment
1
Power Good
+
NC NC
HDD LED Pin Assignment
+
LED Anode LED Cathode
SY-P4-645DX DRAGON Ultra
GND
_
Speaker out
_
20