The ATX power supply uses 20-pin connector shown below. Make sure you plug in the
right direction.
12. Connecting CD-IN / MODEM-CN Cables
13. Connecting 2
nd
USB Port
10. Connecting ATX Power Connector
11. Connect IrDA Connector
The IrDA connector can be configured to support wireless infrared module, with this
module and application software such as Laplink or Windows 95 Direct Cable
Connection, the user can transfer files to or from laptops, notebooks, PDA devices and
printers. This connector supports HPSIR (115.2Kbps, 2 meters) and ASK-IR (56Kbps).
Install the infrared module onto the
IrDA
connector and enable the infrared function
from BIOS Setup, UART mode select, make sure to have the correct orientation when
you plug in the IrDA connector.
This motherboard supports three USB ports and provides four USB connectors. Two of
them are on the PC99 colored back panel, and 2
nd
port connector at left side of
motherboard. You can use proper cable to connect others USB connectors to the back
plane or front panel of chassis.
The
CD-IN
connector is used to connect CD Audio
cable from CDROM or DVD drive to onboard sound.
The
MODEM-IN
connector is used to connect Mono
IN/MIC Out cable from internal modem card to
onboard sound circuit.
CD-IN (Black)
Connector
Pin1
Pin2
Pin3
Pin4
CD-IN
Left
GND
GND
Right
MODEM-IN
Mono In GND
GND Mic Out
MODEM-IN
(Green)
Pin 1
+12V
5VSB
PW-OK
COM
+5V
COM
+5V
COM
+3.3V
+5V
+5V
-5V
COM
COM
COM
PS-ON
COM
-12V
+5V
Key
IRRX
GND
IRTX
NC
Pin 1
NC
GND
SBD2+
SBD2-
+5V
NC
GND
SBD3+
SBD3-
+5V
1 2
9 10
