Avalue EPI-QM77 - Manual (Page 27)

User ’s Manual
EPI-QM77 User ’s Manual 27
2.4.9 PS/2 keyboard & mouse connector (JKB/MS1)
Signal PIN PIN Signal
7 NC
MSCK 6 5 MSDT
KBVCC 4 3 GND
KBCK 2 1 KBDT
2.4.10 Serial port 1/ 2 connector (JCOM1/ JCOM2)
JCOM2
Signal PIN IN Signal
NC 10 9 RI2
CTS2 8 7 RTS2
DSR2 6 5 GND
DTR2 4 3 TXDD2
RXDD2 2 1 DCD2
JCOM1
Signal PIN IN Signal
NC 10 9 RI1
CTS1 8 7 RTS1
DSR1 6 5 GND
DTR1 4 3 TXDD1
RXDD1 2 1 DCD1
JCOM1/JCOM2