3 motherboard layout, 4 layout contents, Motherboard layout -6 – Asus F1A55 User Manual
Page 18: Layout contents -6, 3 motherboard layout 1.5.4 layout contents, Chapter 1: product introduction 1-6, F1a55

1.5.3
Motherboard layout
1.5.4
Layout contents
Connectors/Jumpers/Slots/LED
Page Connectors/Jumpers/Slots/LED
Page
1. Power, CPU and chassis fan connectors
(3-pin PWR_FAN, 4-pin CPU_FAN, and 4-pin
CHA_FAN1/2)
1-20 8. Standby power LED (SB_PWR)
1-27
2. ATX power connectors (24-pin EATXPWR,
4-pin ATX12V)
1-21 9. System panel connector (20-8 pin PANEL)
1-23
3. AMD FM1 socket
1-7
10. Clear RTC RAM (3-pin CLRTC)
1-17
4. DDR3 DIMM slots
1-10 11. USB 2.0 onnectors (10-1 pin USB78, USB910,
USB1112)
1-25
5. MemOK! switch
1-26 12. Serial port connector (10-1 pin COM1)
1-22
6. DRAM LED (DRAM_LED)
1-27 13. Digital audio connector (4-1 pin SPDIF_OUT)
1-24
7. SATA 3.0Gb/s connectors (7-pin SATA3G_1~6) 1-22 14. Front panel audio connector (10-1 pin AAFP)
1-24
F1A55
PCIEX16_1
PCIEX16_2
PCIEX1_2
PCIEX1_1
PCI1
PCI2
PCI3
USB1112
USB78
PANEL
SPDIF_OUT
AAFP
CPU_FAN
CHA_FAN1
PWR_FAN
CHA_FAN2
Lithium Cell
CMOS Power
Super
I/O
AUDIO
ALC
887
EPU
RTL
8111E
ICS483
A
COM1
KBMS
32Mb
BIOS
SB_PWR
CLRTC
22.4cm(8.8in)
30.5cm(12.0in)
AMD
®
A55 FCH
DDR3 DIMM_A1 (64bit, 240-pin module)
DDR3 DIMM_A2 (64bit, 240-pin module)
DDR3 DIMM_B1 (64bit, 240-pin module)
DDR3 DIMM_B2 (64bit, 240-pin module)
LAN1_USB12
USB3_12
USB34
USB56
SPDIF_O2
SATA3G_5
SATA3G_6
SATA3G_1
SATA3G_2
MemOK!
DRAM_LED
SOCKET FM1
ATX12V
SATA3G_3
SATA3G_4
EATXPW
R
USB910
ASM
1042
1 2
4
1
3
2
5
5
8
14
13
12
11
10
1
9
7
7
6
Chapter 1: Product introduction
1-6