This motherboard provides six USB ports to connect USB devices such as mouse, keyboard,
modem, printer, etc. There are two USB connectors on the board for you to connect four USB
devices and two other ports on the back panel. You can use proper cables to connect USB
devices from PC99 back panel or connect the front USB connector to the front panel of chassis.
12. Case Open Connector
10. JP28 Keyboard/Mouse Wakeup Jumper
This motherboard provides PS2 keyboard / mouse wake-up function. You can use JP28 to
enable or disable this function, which could resume your system from suspend mode with
keyboard or mouse. The factory default setting is set to “Disable”(1-2), and you may
enable this function by setting the jumper to 2-3.
The “CASE OPEN” header provides chassis intrusion-monitoring function. To make this
function works, you have to enable it in the system BIOS, connect this header to a sensor
somewhere on the chassis. So, whenever the sensor is triggered by lights or by the opening of
the chassis, the system will beep to inform you. Please be informed that this useful function
only applies to advanced chassis, you may purchase an extra sensor, attach it on your chassis,
and make a good use of this function.
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, make sure to have the correct orientation when you plug in the
IrDA connector.
13. 2
nd
USB2.0 Connectors
11. IrDA Connector
Pin1
Pin 1
Pin 1
Pin1
Pin 1
IR_TX
+5V
NC
IR_RX
GND
KEY
1
IrDA Connector
1
Disable
(Default)
1
Enable
1
Sensor
GND
Case Open
Connector
+5V
SBD3-
SBD3+
GND
NC
+5V
SBD2-
SBD2+
GND
KEY
1
