IBASE MB945 User Manual
Page 27
INSTALLATIONS
Hard Disk Drive LED Connector: Pins 10 and 20
This connector connects to the hard drive activity LED on
control panel. This LED will flash when the HDD is being
accessed.
Pin #
Signal Name
10 HDD
Active
20 5V
J8: IrDA Connector
Pin #
Signal Name
1 +5V
2 No
connect
3 Ir
RX
4 Ground
5 Ir
TX
J9: Digital I/O Connector (4 in, 4 out)
This 10-pin digital I/O connector supports TTL levels and is used to
control external devices requiring ON/OFF circuitry.
Signal Name
Pin #
Pin #
Signal Name
Ground 1 2 +5V
Out3 3
4 Out1
Out2 5
6 Out0
IN3 7
8 IN1
IN2 9
10 IN0
F_AUDIO1: Audio Front Header
Signal Name
Pin #
Pin #
Signal Name
MIC2_L 1 2 Ground
MIC2_R 3 4 Presence#
Line2_R 5 6 MIC2_ID
Sense 7 8 NC
Line2_L 9 10 Line2_ID
MB945 User’s Manual
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