Specifications

28 SBC-656 User Manual

External/internal speaker

(CN2, Pin 8~11)

The CPU card has its own buzzer. You can also connect to the

external speaker on your computer chassis. Pin assignments for

CN2 (Pin8~11)are shown below:

External speaker (CN2, Pin 8~11)

Pin Function

8 Vcc (For external speaker use)

9 N/C

10 BZ_IN*

11 BUZZ*

* default

For external speaker connection :

Remove the default jumper cap from the pin 10~11away.

(+) : Please connect to pin 8

(-) : Please connect to pin 11

CN2