User`s manual

INSTALLATIONS

MI941 User’s Manual

CN12: PS/2 Keyboard and PS/2 Mouse Connectors

Mouse (top)

Keyboard (bottom)

Keyboard Signal Pin # Mouse Signal

Keyboard data 1 Mouse data

N.C. 2 N.C.

GND 3 GND

5V 4 5V

Keyboard clock 5 Mouse clock

N.C. 6 N.C.

CN13: Audio Connector

CN13 is a 3-jack audio connector.

CN8, CN9, CN10, CN11: SATA HDD Connectors

Pin # Signal Name

1 Ground

2 TX+

3 TX-

4 Ground

5 RX-

6 RX+

7 Ground

J1: Digital I/O Connector (4 in, 4 out)

J1 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