6.Digital audio connector (4-1 pin SPDIF_OUT)

This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port(s). Connect the S/PDIF Out module cable to this connector, then install the module to a slot opening at the back of the system chassis.

P8H77-M

+5V

SPDIFOUT GND

SPDIF_OUT

P8H77-M Digital audio connector

The S/PDIF module is purchased separately.

7.Serial port connector (10-1 pin COM1)

This connector is for a serial (COM) port. Connect the serial port module cable to this connector, then install the module to a slot opening at the back of the system chassis.

COM1

CTS

DSR

DTR

RXD

PIN 1

DCD TXD GND RTS RI

P8H77-M

P8H77-M Serial port (COM1) connector

The COM module is purchased separately.

ASUS P8H77-M

1-33