Supermicro P4SGA+ User Manual Page 34

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SUPER P4SGA/P4SGL/P4SGR/P4SGE User's Manual
Serial Ports
Two serial ports are included on
the motherboard: COM1 is a port
located beside the mouse/key-
board ports and COM2 is a header
located on the motherboard near
PCI slot 6. See the table on the
right for pin definitions.
Power_LED Connector
The Power LED connector is lo-
cated on pins 5-7 of JF2 on the
P4SGA/P4SGL (15 and 16 of JF1
on the P4SGR/P4SGE). This con-
nection is used to provide LED in-
dication of power being supplied
to the system. See the table on
the right for pin definitions.
Pin
Number
5
6
7
Definition
+5V
Key
Control
Power_LED
Pin Definitions (JF2)
Pin
Number
8
9
Definition
+5V
Control
Keylock
Pin Definitions
(JF2)
Speaker Connector
The speaker connector is located
on pins 10 to 13 of JF2 on the
P4SGA/P4SGL. See the table on
the right for pin definitions.
Speaker Pin
Definitions (JF2)
Pin
Number
10
11
12
13
Function
+
Key
Definition
Red wire, Speaker data
No connection
Speaker data
Key
-
No connection
*NC indicates no connection.
Serial Port Pin Definitions
(COM1, COM2)
Pin Number Definition
1 CD
2 RD
3 TD
4 DTR
5 Ground
Pin Number Definition
6 DSR
7 RTS
8 CTS
9 RI
10 NC
Note: Pin 10 is included on the header but not on
the port.
Keylock Connector
The keylock connector is located
on pins 8 and 9 of JF2 on the
P4SGA/P4SGL. See the table on
the right for pin definitions.
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