3 motherboard layout, 4 layout contents, Motherboard layout -6 – Asus M4A77T/USB3 User Manual
Page 16: Layout contents -6, 3 motherboard layout 1.5.4 layout contents, Chapter 1: product introduction 1-6
1.5.3
Motherboard layout
1.5.4
Layout contents
Connectors/Jumpers/Slots/LED
Page Connectors/Jumpers/Slots/LED
Page
1. CPU and chassis fan connectors
(4-pin CPU_FAN and 3-pin CHA_FAN)
1-19 9. Standby power LED (SB_PWR)
1-27
2. ATX power connectors (24-pin EATXPWR,
4-pin ATX12V)
1-20 10. System panel connector (20-8 pin PANEL)
1-23
3. CPU Socket AM3
1-7
11. USB connectors (10-1 pin USB78, USB910,
USB1112)
1-25
4. DDR3 DIMM slots
1-10 12. Clear RTC RAM (3-pin CLRTC)
1-17
5. MemOK! switch
1-26 13. LPT connector (26-1 pin LPT)
1-25
6. DRAM LED (DRAM_LED)
1-27 14. Digital audio connector (4-1 pin SPDIF_OUT) 1-24
7. IDE connector (40-1 pin PRI_IDE)
1-21 15. Front panel audio connector (10-1 pin AAFP)
1-24
8. SATA connectors (7-pin SATA1~6)
1-22
M4A77T/USB3
PCIEX16
PCIEX1_1
PCIEX1_2
PCI2
PCI3
PCI1
USB910
USB78
USB1112
SPDIF_OUT
AAFP
ATX12V
EATXPW
R
CPU_FAN
CHA_FAN
Lithium Cell
CMOS Power
Super
I/O
VIA
VT1708S
Realtek
RTL8112L
ICS
9LPRS477
KBMS
8Mb
BIOS
SB_PWR
PANEL
CLRTC
21.3cm(8.4in)
DDR3 DIMM_A1 (64bit, 240-pin module)
SOCKET AM3
DDR3 DIMM_B1 (64bit, 240-pin module)
DDR3 DIMM_A2 (64bit, 240-pin module)
DDR3 DIMM_B2 (64bit, 240-pin module)
SATA1
SATA4
SATA2
SATA5
SATA3
SATA6
AUDIO
SPDIF_O
2
COM1
LAN1_USB12
USB_3.0_12
USB34
30.5cm(12.0in)
PRI_IDE
AMD
®
SB710
AMD
®
770
MemOK!
DRAM_LED
LPT
2
3
1
1
2
4
10
11
12
13
14
15
7
5
6
8
9
Chapter 1: Product introduction
1-6