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MB899 User’s Manual 19
J6: USB5/6 Port Pin Header
Signal Name Pin
Pin Signal Name
Vcc 1 5 Ground
D- 2 6 D+
D+ 3 7 D-
Ground 4 8 Vcc
J7: COM2 Serial Port
COM2
Signal Name Pin # Pin # Signal Name
DCD, Data carrier detect 1 6 DSR, Data set ready
RXD, Receive data 2 7 RTS, Request to send
TXD, Transmit data 3 8 CTS, Clear to send
DTR, Data terminal ready
4 9 RI, Ring indicator
GND, ground 5 10 Not Used
J8: Wake On LAN Connector
J8 is a 3-pin header for the Wake On LAN function. Wake On LAN will
function properly only with an ATX power supply with 5VSB that has
200mA.
Pin # Signal Name
1 +5VSB
2 Ground
3 -PME