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Serial Ports
The COM1 serial port is located
under the parallel port.
table on the right for pin defini-
tions.
The COM2 connector is a
header located near the BIOS chip
on the motherboard.
ATX PS/2 Keyboard and
PS/2 Mouse Ports
The ATX PS/2 keyboard and the
PS/2 mouse are located on J29.
See the table on the right for pin
definitions.
(The mouse port is
above the keyboard port. See Fig-
ure 2-3.)
Fan Headers
The motherboard has three fan
headers.
These are designated
CPU 1 Chassis Fan, CPU 2 Chas-
sis Fan and Chassis Fan 3. See
the table on the right for pin defini-
tions.
GLAN1/2 (Ethernet Ports)
Two Ethernet ports (designated
GLAN1 and GLAN2) are located
beside the VGA port on the IO
backplane.
These ports accept
RJ45 type cables.
Chapter 5: Advanced Motherboard Setup
P in N um ber
1
2
See the
3
4
5
5-15
S e ria l P o rt P in D e fin itio n s
(C O M 1 , C O M 2 )
D efinition
P in N um ber
D C D
6
D S R
7
S erial In
8
R T S
9
S erial O u t
10
P S /2 K e yb o a rd
a n d M o u s e P o rt
P in D e fin itio n s
(J 2 9 )
P in
N umber
D efinition
1
D ata
2
N C
3
G round
4
V C C
5
C lock
6
N C
F a n H e a d e r P in D e fin itio n s
P in
N umber
D efinition
1
G round (black)
2
+12V (re d)
3
T achome ter
C aution: T hese fan heade rs
are D C power.
D efinition
C T S
D T R
R I
G round
N C
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