SUPER MICRO Computer Super PIIIDM3 user manual Speaker, Infrared Header, Fan Headers, Serial Ports

SUPER PIIIDM6/PIIIDM4/PIIIDM3/PIIIDME User's Manual

Speaker

The speaker connection is located on pins 28, 30, 32 and 34 of JF1. See Table 2-13 for pin definitions.

Table 2-13

Speaker Connector Pin

Definitions (JF1)

Pin
N u m b e r	Function	Definition
2 8	+	Red wire, Speaker data
3 0	K e y	No connection
3 2		K e y
3 4		Speaker data

Installation

Infrared Header

A6-pin header for infrared de- vices is located just below JF1 on the motherboard. See Table 2-14 for pin definitions. Also, see the Technical Support section of our web page for information on infra- red devices you can connect to the motherboard.

Table 2-14 Infrared (IR) Pin Definitions

Pin

N u m b e r Definition

1+ 5 V

2K e y

3I R R X

4G r o u n d

5I R T X

Fan Headers*

The thermal control fan header is designated THRM FAN on your board. The CPU and chassis fan headers are designated CPU1, CPU2, CHASSIS FAN1 and CHAS- SIS FAN2, respectively. Refer to Table 2-15 for pin definitions.

Serial Ports

Two connectors, for the COM1 and COM2 serial ports, are provided on your board. COM1 is located below the parallel port (see Figure 2-3) and COM2 is located just behind the Game Port. See Table 2-16 for pin definitions.

Table 2-15

Fan Header Pin Definitions

(THRM FAN, CPU1/2, CHASSIS

FAN1/2)

Pin
N u m b e r	Definition

1Ground (black)

2+12V (red)

3Tachometer

*Caution: These fan headers are DC power.

Table 2-16

Serial Port Pin Definitions

(COM1, COM2)

Pin Number Definition		Pin Number Definition
1	D C D	6	C T S
2	D S R	7	D T R
3	Serial In	8	RI
4	R T S	9	G r o u n d
5	Serial Out	10	N C

2-10