8
1.3 Motherboard Layout
PGA478
A
T
XPWR1
PS2_USB_PWR1
1
CPU_FAN1
Intel
848
Chipset
DDR1
(64/72
bit,
184-pin
module)
DDR2
(64/72
bit,
184-pin
module)
IDE1
IDE2
P
ARALLEL
P
ORT
COM1
PS2
Mouse
PS2
Keyboard
USB 2.0
T: USB2
B: USB3
USB
2.0
T:
USB0
B:
USB1
Top:
RJ-45
1
USB4_5
Top:
Line
In
Center:
Line
Out
USB 2.0
T: USB4
B: USB5
Bottom:
Mic
In
1.5V_AGP1
Intel
ICH5
P4i48-M
PCI 3
PCI 2
PCI 1
USB2.0
FSB800
5.1CH
SATA
AGP8X
P
rescott800
DDR400
SATA1
SATA2
CMOS
Battery
CLRCMOS0
CHA_FAN1
FLOPPY1
GAME1
1
AUDIO
CODEC
PCI
LAN
2Mb
BIOS
Super
I/O
CD1
AUX1
JR1 JL1
AUDIO1
1
USB67
1
SPEAKER1
1
IR1
1
HDLED
RESET
PLED PWRBTN
1
PANEL 1
19.8cm (7.8 in)
6
5
4
1 2
3
24.4cm
(9.6
in)
14
7
8
9
15
10
11
12
13
16
19 18 17
20
23
24
25
22
26
21
27
28
1
PS2_USB_PWR1 Jumper
15
Chassis Fan Connector (CHA_FAN1)
2
ATX Power Connector (ATXPWR1)
16
System Panel Header (PANEL1)
3
CPU Socket
17
Chassis Speaker Header (SPEAKER 1)
4
CPU Fan Connector (CPU_FAN1)
18
Clear CMOS Jumper (CLRCMOS0)
5
CPU Heatsink Retention Module
19
Infrared Module Header (IR1)
6
184-pin DDR DIMM Slots (DDR1- 2)
20
Floppy Connector (FLOPPY1)
7
Secondary IDE Connector (IDE2, Black)
21
Game Port Connector (GAME1)
8
Primary IDE Connector (IDE1, Blue)
22
Internal Audio Connector: AUX1 (White)
9
North Bridge Controller
23
Internal Audio Connector: CD1 (Black)
10
AGP Slot (1.5V_AGP1)
24
JR1 / JL1 Jumpers
11
South Bridge Controller
25
Front Panel Audio Header (AUDIO1)
12
USB 2.0 Header (USB67, Blue)
26
PCI Slots (PCI1- 3)
13
Secondary Serial ATA Connector (SATA2)
27
BIOS FWH Chip
14
Primary Serial ATA Connector (SATA1)
28
Shared USB 2.0 Header (USB4_5, Blue)