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1.4 Motherboard Layout
PS2_USB_PWR1
PS/2
1
Mouse
PS/2
Keyboard
VGA
LAN
(optional)
USB 2.0
Ports
USB 2.0
Ports
Line out
Line
Line in
In
Mic
Mic in
In
26
25
24
IR1
23
22
21
AUDIO1
20
JR1
JL1
AUDIO
CODEC
1
PS2_USB_PWR1 Jumper
2
ATX 12V Connector (ATX12V1)
3
775-Pin CPU Socket
4
North Bridge Controller
5
CPU Fan Connector (CPU_FAN1)
6
184-pin DDR DIMM Slots (DDR1- 2)
7
ATX Power Connector (ATXPWR1)
8
Primary IDE Connector (IDE1, Blue)
9
Secondary IDE Connector (IDE2, Black)
10
Clear CMOS Jumper (CLRCMOS0)
11
South Bridge Controller
12
USB 2.0 Header (USB45, Blue)
13
Chassis Fan Connector (CHA_FAN1)
2
1
21.6cm (8.5 in)
PCI
LAN
AGP1
PCI 1
775i45GV
PCI 2
PCI 3
AMR1
FLOPPY1
19
3
4
5
CPU_FAN1
Intel
845GV
Chipset
2MB
BIOS
`
16
18
17
14
System Panel Header (PANEL1)
15
Serial Port Connector (COM1)
16
Chassis Speaker Header (SPEAKER 1)
17
BIOS FWH Chip
18
Floppy Connector (FLOPPY1)
19
AMR Slot (AMR1)
20
JR1 / JL1 Jumpers
21
Front Panel Audio Connector (AUDIO1)
22
PCI Slots (PCI1- 3)
23
ASRock Graphics Interface Slot
24
Infrared Module Header (IR1)
25
Internal Audio Connector: CD1 (Black)
26
Internal Audio Connector: AUX1 (White)
6
7
IDE2 IDE1
0
1
2
3
CMOS
Battery
Intel
CLRCMOS0
ICH4
USB45
1
1
SPEAKER1
1
PLED PWRBTN
PANEL 1
1
1
COM1
HDLED RST
15
14
8
9
10
11
12
13
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