7
1.3 Motherboard Layout
1
ATX power connector (ATXPWR1)
14
Infrared module connector (IR1)
2
CPU socket
15
Speaker connector (SPEAKER 1)
3
CPU fan connector (CPU_FAN1)
16
South Bridge controller
4
North Bridge controller
17
Clear CMOS (CLRCMOS1: 2-pin jumper)
5
184-pin DDR DIMM slots (DDR1- 4)
18
PCI slots (PCI1- 5)
6
CPU heatsink retention module
19
AUDIO CODEC
7
Primary IDE connector (IDE1, blue)
20
Front panel audio connector (AUDIO1)
8
Secondary IDE connector (IDE2, black)
21
LAN PHY
9
Chassis fan connector (CHA_FAN1)
22
PS2_USB_PWR1 jumper
10
Floppy connector (FLOPPY1)
23
Internal audio connector: AUX1 (white)
11
Flash Memory
24
Internal audio connector: CD1 (black)
12
System panel connector (PANEL1)
25
AGP slot (AGP1)
13
USB header (USB45, blue)
PCI 2
PCI 3
PCI 4
PCI 5
PCI 1
2MB
BIOS
1
AUDIO1
Audio CODEC
Super
I/O
LAN
PHY
AGP1
USB45
1
IR1
1
PANEL 1
HDLED
RESET
PLED
PWRBTN
1
PS2_USB_PWR1
1
P4VX4
VIA
VT8235
SPEAKER1
1
FLOPPY1
CHA_FAN1
A
T
XPWR1
CMOS
Battery
VIA
P4X400
Chipset
IDE1 IDE2
CPU_FAN1
1
0
3
2
DDR1
(64/72
bit,
184-pin
module)
DDR2
(64/72
bit,
184-pin
module)
1
0
3
2
DDR3
(64/72
bit,
184-pin
module)
DDR4
(64/72
bit,
184-pin
module)
PGA478
Mic
In
GAME
AUDIO1
USB 2.0
Ports
LAN
Mic in
Line out
GAME
AUDIO1
P
A
RALLEL
POR
T
PS/2
Mouse
PS/2
Keyboard
COM1
Line
In
Line in
USB 2.0
Ports
19.0cm (7.5 in)
30.5cm
(12.0
in)
CLRCMOS1
1
5
2
6
3
8
7
25
16
9
17
10
15
12
14
13
22
4
24
23
20
19
21
18
11
AGP 8X
ATA133
USB 2.0
5.1 CH
