Supermicro 8048B-TR4FT, Руководство пользователя

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SUPERSERVER 8048B-TR4FT 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. Please note that
the speaker connector pins (4-7) are for
use with an external speaker. If you wish
to use the onboard speaker, close pins
6-7 with a cap.
PWR LED Connector
Pin Defi nitions
Pin Setting Defi nition
Pin 1 Anode (+)
Pin2 Cathode (-)
Pin3 NA
Speaker Connector
Pin Settings
Pin Setting Defi nition
Pins 4-7 External Speaker
Pins 6-7 Internal Speaker
Overheat LED/Fan Fail
The JOH1 header is used to connect
an LED indicator to provide warnings
of chassis overheating or fan failure.
This LED will blink when a fan failure
occurs. Refer to the table on right for
pin defi nitions.
Overheat LED
Pin Defi nitions
Pin# Defi nition
1 5vDC
2 OH Active
OH/Fan Fail LED
Status
State Message
Solid Overheat
Blinking Fan Fail
Power SMB (I
2
C) Connector
The Power System Management Bus
(I
2
C) connector (JPI
2
C1) is used to
monitor onboard power supply, fan and
system temperatures. Refer to the table
on the right for pin defi nitions.
PWR SMB
Pin Defi nitions
Pin# Defi nition
1 Clock
2 Data
3 PMBUS_Alert
4 Ground
5 +3.3V