Speaker Connector
The Speaker connector (SPKR) is a 4-pin keyed BERG strip. It is used to connect an external 2-inch, 8-ohm speaker to
the system board to provide sound capability. The pin assignments are defined below:
Pin
Description
1
Speaker Data Out
2
Key (No Connection)
3
Ground
4
+5 VDC
Reset Connector
The system RESET connector (RESET) is a 2-pin BERG strip. It is used to connect the push button reset switch located
on the front panel to the system board. System reset can be done by shorting pin 1 to pin 2 with the same effect as
turning the power off and then on again.
Pin
Description
1
Ground
2
Reset Input
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