Supermicro 7044H-T, User Manual

Page: 49 / 118

Chapter 5: Advanced Serverboard Setup
5-15
ATX PS/2 Keyboard and
PS/2 Mouse Ports
The ATX PS/2 keyboard and the PS/2
mouse ports are located at J33 and
J34, respectively. See the table on
the right for pin defi nitions.
Power LED/Speaker
On the JDI header, pins 1-3 are for
a power LED, pins 4-7 are for the
speaker. See the table on the right
for speaker pin definitions. Note:
The speaker connector pins are for
use with an external speaker. If you
wish to use the onboard speaker, you
should close pins 6-7 with a jumper.
PS/2 Keyboard and
Mouse Port Pin
Defi nitions (J33, J34)
Pin# Defi nition
1 Data
2 NC
3 Ground
4 VCC
5 Clock
6 NC
Speaker Connector
Pin Defi nitions (JD1)
Pin # Function Defi nition
4 + Speaker data (red wire)
5 Key No connection
6 Key
7 Speaker data
Extra Universal Serial Bus
Headers
Two additional USB headers (USB2/3)
are located near the battery on the
serverboard. These are included for
connection to the ports on the front
of the chassis. A USB cable (not
included) is needed for the connec-
tion. See the table on the right for
pin defi nitions.
Front Panel Universal Serial Bus
Pin Defi nitions (JD2)
USB2
Pin # Defi nition USB3
Pin # Defi nition
1 +5V 1 +5V
2 PO- 2 PO-
3 PO+ 3 PO+
4 Ground 4 Ground
5 N/A 5 N/A
Overheat LED
Connect an LED to the JOH1 header
to provide warning of a chassis over-
heating condition. See the table on the
right for pin defi nitions.
Overheat LED
Pin Defi nitions
(JOH1)
Pin# Defi nition
1 +5V
2 OH Active