Power led, External speaker/internal buzzer – SUPER MICRO Computer X7SBL-LN1/LN2 User Manual
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X7SBL-LN1/LN2 User’s Manual
Power LED
The Power LED connector is located
at JLED. This connection is used to
provide LED Indication of power being
supplied to the system. See the table
on the right for pin defi nitions.
PWR LED
Pin Defi nitions
Pin# Defi nition
1
+5V
2
Key
3
Ground
External Speaker/Internal
Buzzer
On the J9 header, pins 1-4 are for an
External Speaker and pins 3-4 are for
the Internal Buzzer See the table on
the right for speaker pin defi nitions.
Note: Connect a cable to pins
1-4 to user an external speaker.
If you wish to use the onboard
buzzer, you should close pins 3-4
with a cap.
Speaker Connector
Pin Setting Defi nition
Pins 3-4
Internal Speaker
Pins 1-4
External Speaker
A. PWR LED
B. Speaker
B
A