Supermicro SUPERSERVER 1025C-UR, Руководство пользователя, Страница: 50 / 108

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UPER
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ERVER 1025C-UR User's Manual
ATX PS/2 Keyboard and PS/2
Mouse Ports
The ATX PS/2 keyboard and the PS/2
mouse ports are located beside the
USB ports. See the table on the right
for pin defi nitions.
Power LED/Speaker
On the JD1 header, pins 1-3 are for
a power LED and pins 4-7 are for an
external speaker. See the table on the
right for speaker 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 6-7 with a jumper.
PS/2 Keyboard and
Mouse Ports
Pin Defi nitions
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
Overheat LED
Connect an LED to the JOH1 header to
provide warning of a chassis overheat-
ing 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
SGPIO
The two headers labeled SGPIO-1 and
SGPIO-2 are for SGPIO (Serial Gener-
al Purpose Input/Output). SGPIO sup-
ports serial link interfaces for onboard
SATA and SAS ports. Connect the
appropriate cables from the backplane
to the SGPIO1 and SGPIO2 headers
to utilize SATA/SAS management func-
tions on your system.
SGPIO Headers
Pin Defi nitions (SGPIO-1, SGPIO-2)
Pin# Defi nition Pin # Defi nition
1 NC 2 NC
3 Ground 4 Data
5 Load 6 Ground
7 NC 8 NC
Note: NC indicates no connection.