IBASE MI946 User Manual
Page 25
INSTALLATIONS
MI946F User’s Manual
21
J11: COM3, COM4 Serial Port
Signal Name Pin #
Pin #
Signal Name
DSR
2
1
DCD
RTS
4
3
RXD
CTS
6
5
TXD
RI
8
7
DTR
NA
10
9
Ground
DSR
12
11
DCD
RTS
14
13
RXD
CTS
16
15
TXD
RI
18
17
DTR
NA
20
19
Ground
J12: COM2 Serial Port
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
J13: Front Audio Connector
Signal Name
Pin #
Pin #
Signal Name
MIC2_L
1
2
Ground
MIC2_R
3
4
Presence#
Line2_L
5
6
MIC2_ID
Sense
7
8
NC
Line2_R
9
10
Line2_ID
J14: PCI-E(x1) Slot
PCI1: PCI Slot (supports 2 Master)