Supermicro H8SCM-F User Manual download pdf (Page 33)

Chapter 2: Installation

2-13

ATX PS/2 Keyboard and PS/2 Mouse

Ports

The ATX PS/2 keyboard and PS/2 mouse are

located next to the Back Panel USB Ports

0~3 on the motherboard. See the table at

right for pin deﬁ nitions.

PS/2 Keyboard/Mouse Pin

Deﬁ nitions

PS2 Keyboard PS2 Mouse

Pin# Deﬁ nition Pin# Deﬁ nition

1 KB Data 1 Mouse Data

2 No

Connection

2 No

Connection

3 Ground 3 Ground

4 Mouse/KB

VCC (+5V)

4 Mouse/KB

VCC (+5V)

5 KB Clock 5 Mouse Clock

6 No

Connection

6 No

Connection

VCC: with 1.5A PTC (current limit)

Power LED/Speaker

On the JD1 header, pins 1~3 are used for

power LED indication, and pins 4-7 are for

the speaker. See the tables on the right for

pin deﬁ nitions. If you wish to use the onboard

speaker, you should close pins 6~7 with a

jumper. Connect a cable to pins 4~7 of JD1

to use an external speaker.

Speaker Connector

Pin Deﬁ nitions

Pin Setting Deﬁ nition

Pins 4~7 External Speaker

Pins 6~7 Internal Speaker

PWR LED Connector

Pin Deﬁ nitions

Pin Setting Deﬁ nition

Pin 1 Anode (+)

Pin2 Cathode (-)

Pin3 NA

JIPMB (H8SCM-F only)

A System Management Bus header for the

IPMI slot is located at IPMB. Connect the

appropriate cable here to use the IPMB I2C

connection on your system.

JIPMB

Pin Deﬁ nitions

Pin# Deﬁ nition

1 Data

2 Ground

3 Clock

4 No Connection

Compact Flash Card PWR Connector

A Compact Flash Card Power Connector

is located at JWF1. For the Compact Flash

Card to work properly, you will need to enable

with JCF1 and connect a Compact Flash

Card power cable to JWF1 ﬁ rst.

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