Asus AP1720-E1 - Manual (Page 55)

ASUS PC-DL Deluxe motherboard 2-29
10. Digital audio connector (4-1 pin SPDIF_OUT1)
In addition to the S/PDIF Out port on the rear panel, an S/PDIF Out
connector is available for an S/PDIF audio module. Connect one end
of the S/PDIF audio cable this connector and the other end to the
S/PDIF module.
11. GAME/MIDI connector (16-1 pin GAME1)
This connector supports a GAME/MIDI module. Connect the GAME/
MIDI cable to this connector. The GAME/MIDI port on the module
connects a joystick or a game pad for playing games, and MIDI
devices for playing or editing audio files.
PC-DL
PC-DL Digital Audio Connector
+5V SPDIFOUT GND
SPDIF_OUT1
PC-DL
PC-DL Game Connector
GAME1
+5V
J2B1 J2CX
MIDI_OUT
J2CY J2B2
MIDI_IN
+5V J1B1 J1CX GND GND J1CY J1B2 +5V