13. Front Panel Audio Header (9-pin HD_AUDIO1)
[refer to P.13, No. 25]
14. DC 12V Power Connector (4-pin DC 12V1)
[refer to P.13, No. 3]
15. COM Port 4,5,6 (10-pin COM 4,5,6)
[refer to P. 13, No. 19]
