Supermicro H8DAI-2 Bedienungsanleitung PDF herunterladen (Seite 33)

Chapter 2: Installation

2-13

ATX PS/2 Keyboard and

PS/2 Mouse Ports

The ATX PS/2 keyboard and the

PS/2 mouse ports are located on the

IO backplane. The mouse is the top

(green) port. See the table on the

right for pin deﬁ nitions.

PS/2 Keyboard and

Mouse Port Pin

Deﬁ nitions

Pin# Deﬁ nition

1 Data

2NC

3 Ground

4 VCC

5 Clock

6NC

Overheat LED

Connect an LED to the JOH1 header

to provide warning of chassis over-

heating. See the table on the right for

pin deﬁ nitions.

Overheat LED

Pin Deﬁ nitions (JOH1)

Pin# Deﬁ nition

1 3.3V

2 OH Active

Power LED/Speaker

On JF2, pins 2, 4 and 6 are for the

power LED and pins 1, 3, 5 and 7 are

for the speaker. Pins 8 and 10 are for

the keylock. See the tables on the

right for pin deﬁ nitions.

Note: The speaker connector pins are

for use with an external speaker. If

you wish to use the onboard speaker,

you should close pins 5 and 7 with a

jumper.

Speaker Connector

Pin Deﬁ nitions (JF2)

Pin# Deﬁ nition

1 Red wire, +5V

3 No connection

5 Buzzer signal

7 Speaker data

PWR LED Connector

Pin Deﬁ nitions (JF2)

Pin# Deﬁ nition

2 +Vcc

4 Control

6 Control

CD IN Header

The 4-pin CD IN header allows you to

use the onboard sound for audio CD

playback. Connect the audio cable

from your CD drive to this header.

See the table on the right for pin

deﬁ nitions.

CD IN

Pin Deﬁ nitions

Pin# Deﬁ nition

1 Right Signal

2 Ground

3 Ground

4 Left Signal

1 2 ... 28 29 30 31 32 33 34 35 36 37 38 ... 83 84

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