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H8DGU-LN4F+ Serverboard User's Manual
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.
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.
IPMB
A System Management Bus header for the
IPMI slot is located at JIPMB1. Connect the
appropriate cable here to use the IPMB I2C
connection on your system.
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.
PWR LED Connector
Pin Setting
Pin 1
Pin2
Pin3
Speaker Connector
Pin Setting
Pins 4~7
Pins 6~7
PS/2 Keyboard/Mouse Pin
PS2 Keyboard
Pin# Defi nition
1
KB Data
2
No
Connection
3
Ground
4
Mouse/KB
VCC (+5V)
5
KB Clock
6
No
Connection
VCC: with 1.5A PTC (current limit)
Pin# Defi nition
1
2
3
4
2-14
Pin Defi nitions
Defi nition
Anode (+)
Cathode (-)
NA
Pin Defi nitions
Defi nition
External Speaker
Internal Speaker
Defi nitions
PS2 Mouse
Pin# Defi nition
1
Mouse Data
2
No
Connection
3
Ground
4
Mouse/KB
VCC (+5V)
5
Mouse Clock
6
No
Connection
JIPMB1
Pin Defi nitions
Data
Ground
Clock
No Connection
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