Connecting Ide And Floppy Cables; Connecting Front Panel Cable - AOpen D X37PU-EG-E0110A Easy Installation Manual

6. Support Four USB Connectors
This motherboard provides four USB
mouse, keyboard, modem, printer, etc. There are two connectors on the PC99 back
panel. You can use proper cable to connect other USB connectors to the back panel or
front panel of chassis.
Pin 1
USB2 Connector
NC KEY
GND GND
SBD3+ SBD2+
SBD3- SBD2-
+5V +5V
1
7. Connecting ATX and AGP Pro Power Connector
The DX37Plus-U uses standard ATX power connector. The 6 -pin AGP Pro Power
connector provides extra +5V and +3.3V power for AGP Pro VGA card. Make sure you
plug in the right direction.
connectors to connect USB devices, such as
+12V
5VSB
PW-OK
COM
+5V
COM
+5V
COM
+3.3V
+3.3V
6
+5V
+3.3V
+3.3V

8. Connecting IDE and Floppy Cables

Connect 34-pin floppy cable and 40-pin, 80-wire IDE cable to floppy connector FDC and
IDE connector. Be careful of the pin1 orientation. Wrong orientation may cause system
damage.

9. Connecting Front Panel Cable

Attaching such as power LED, speaker, reset switch, power switch connector, etc.... to
corresponding pins. The green cap on pin 19 & 20 is to disable Chassis Intrusion
Switch, you may just take it off to able this function.
+5V
-5V
COM
COM
COM
PS-ON
COM
-12V
Pin 1
+3.3V
1
GND
GND
GND
Primary
Slave (2nd)
Pin 1
Secondary
Slave (4th)
ATA 33/66/100
IDE Connector
Pin 1 FDD Connector
Chassis Intrusion
Switch
Power LED
ATX Power
Switch
INT S/W
RST S/W
+5V
GND
PWR LED
+5VSB
Primary
Master (1st)
IDE 1 (Primary)
IDE 2 (Secondary)
Secondary
Master (3rd)
21 22
Reset Switch
HDD LED
1 2
21 22
GND
GND
+5V
HDD LED
HDD LED
+5V
GND
1 2