Irda Connector; Front Audio Connector; Connecting Front Panel Cable - AOpen MX4GVR Easy Installation Manual

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6. 2 USB2.0 Connectors
This motherboard provides six USB connectors to link USB devices, such as mouse,
keyboard, modem, printer, etc. There are four ports on the PC99 back panel. You can use
proper cable to connect other USB connectors to the back panel or front panel of chassis.
Pin1
USB2.0 Connector
1 2
USBPWR0
USBPWR0
USB_FP_P1-
USB_FP_P0-
USB_FP_P1+
USB_FP_P0+
GND
GND
USB_FP_OC0
KEY

7. Front Audio Connector

If the housing has been designed with an audio port on the front panel, you'll be able to
connect onboard audio to front panel through this connector. By the way, please remove
5-6 and 9-10 jumper caps from the Front Audio Connector before connecting the cable.
Please do not remove these 5-6 and 9-10 yellow jumper caps if there's no audio port on
the front panel.
Pin 1
Front Audio Connector
AUD_RET_R
KEY
AUD_VCC
AUD_RET_L
AUD_GND
2
10
1 9
AUD_MIC
AUD_MIC_BIAS
AUD_FPOUT_L
AUD_FPOUT_R HP_ON

8. 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, make sure to have the correct orientation when you plug in the
IrDA connector.
Pin 1
1
KEY
NC
GND
+5V
IR_RX
IR_TX
IrDA Connector

9. Connecting Front Panel Cable

Attach the power LED, speaker, and reset switch connectors to
the corresponding pins. If you enable "Suspend Mode" item in
BIOS Setup, the ACPI & Power LED will keep flashing while the
system is in suspend mode.
Locate the power switch cable from your ATX housing. It is
2-pin female connector from the housing front panel. Plug this
connector to the soft-power switch connector marked SPWR.
1
SPWR
ACPI & PWR
IDE LED
LED
ACPI LED (BLUE)
Speaker
Reset
1
NC
SPWR
NC
GND
+5V
ACPI LED-
IDE LED
GND
IDE LED ACPILED
+5V NC
+5V ACPI_B
GND
GND
NC
RESET
SPEAKER
GND