1-6 Chapter 1: Product introduction
1.5.3 Motherboard layout
1.5.4 Layout contents
P5N73-AM
19.3cm (7.6in)
24.4cm (9.6in
)
SATA1
SATA4
SATA2
SATA3
PWR_FAN
CHA_FAN
E
A
TXPWR
USB56
USB78
AAFP
MCP73V
DDR2 DIMM 1 (64 bit,240-pin module)
DDR2 DIMM
2 (64 bit,240-pin module
)
CR2032 3V
Lithium Cell
CMOS Power
PCI2
PCI1
PCIEX16
PCIEX1_1
CD
AUDIO
USB34
LAN1_USB12
CHASSIS
SPEAKER
ATX12V
R
FLOPPY
Super I/O
CPU_FAN
SB_PWR
CLRTC
SPDIF_OUT
RTL
8201CP
VIA
VT1708B
LGA775
PS/2KBMS
T: Mouse
B: Keyboard
COM1
PARALLEL PORT
VGA1
PRI_IDE
F_PANE
L
8Mb
BIOS
Connectors/Jumpers/Slots/LED Page Connectors/Jumpers/Slots/LED Page
1. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V) 1-24 9. USB connectors (10-1 pin USB56, USB78) 1-22
2. LGA775 CPU Socket
1-7 10. Front panel audio connector (10-1 pin AAFP) 1-23
3. CPU, chassis, and power fan connectors
(4-pin CPU_FAN, 3-pin CHA_FAN, 3-pin PWR_FAN)
1-21 11. Optical drive audio connector (4-pin CD) 1-22
4. DDR2 DIMM slots
1-11 12. Digital audio connector (4-1 pin SPDIF_OUT) 1-20
5. Floppy disk drive connector (34-1 pin FLOPPY)
1-19 13. System panel connector (10-1 pin F_PANEL) 1-25
6. Chassis intrusion connector (4-1 pin CHASSIS)
1-23 14. Clear RTC RAM (3-pin CLRTC) 1-17
7. Serial ATA connectors (7-pin SATA1-4)
1-21 15. Speaker connector (4-pin SPEAKER) 1-24
8. IDE connector (40-1 pin PRI_IDE)
1-20 16. Onboard LED (SB_PWR) 1-4