Supero X7SBU, User Manual

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X7SBU User's Manual
2-18
A. PWR LED
B. Speaker
Power LED (JLED)
This is a 3-pin connector that shows
the system power status. It is a front
panel LED
JLED
1
B
1
A
3
1
Power LED Pin Definitions
Pin Setting Definition
Pin 1 Vcc
Pin 2 NC (No Connection)
Pin 3 PWR_LED
External Speaker/Internal Buzzer
On the JD1 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 definitions.
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
(JD1)
Pin Setting Definition
Pins 3-4 Internal Speaker
Pins 1-4 External Speaker