2-10
S
UPER P4SPA+/P4SPE User's Manual
CD Header
There are two 4-pin CD headers
o f d i f f e r e n t s i z e s o n t h e
motherboard. These allow you to
use the onboard sound for audio
CD playback. Connect the audio
cable from your CD drive to the
header that fits your cable's con-
nector. Only one CD header can
be use at any one time. See the
tables at right for pin definitions.
Chassis Intrusion
The Chassis Intrusion header is
designated JL1. See the board
layout in Chapter 1 for the location
of JL1 and the table on the right
for pin definitions.
Pin
Number
1
2
Definition
Intrusion Input
Ground
Chassis Intrusion
Pin Definitions (JL1)
Fan Headers
There are four fan headers on the
P4SPA+/P4SPE, which are desig-
nated CPU Fan, Chassis Fan 1 and
Over Heat Fan. Connect the fan
on your CPU heatsink to the CPU
Fan header. See the table on the
right for pin definitions.
Fan Header Pin Definitions
(C PU, Chassis and Overheat)
Pin
Number
1
2
3
Definition
Ground (black)
+12V (red)
Tachometer
Caution: These fan headers are DC power.
Audio CD Header Pin Definitions
(CD2)
Pin
Number
1
2
3
4
Definition
Right Stereo Signal
Ground
Ground
Left Stereo Signal
Audio CD Header Pin Definitions
(CD1)
Pin
Number
1
2
3
4
Definition
Left Stereo Signal
Ground
Ground
Right Stereo Signal
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 5. See the table on the
right for pin definitions.
*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.
