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ECS A55F-M3 User Manual

ECS A55F-M3
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21
Installing the Motherboard
SYS_FAN: FAN Power Connector
Pin Signal Name Function
1 GND System Ground
2 +12V Power +12V
3 Sense Sensor
CPU_FAN: Cooling FAN Power Connector
Users please note that the fan connector supports the CPU cooling
fan of 1.1A~2.2A (26.4W max.) at +12V.
1 GND System Ground
2 +12V Power +12V
3 Sense Sensor
4 PWM CPU FAN control
Function
Pin Signal Name
ATX_POWER: ATX 24-pin Power Connector
1 +3.3V 13 +3.3V
2 +3.3V 14 -12V
3 Ground 15 COM
4 +5V 16 PS_ON
5 Ground 17 COM
6 +5V 18 COM
7 Ground 19 COM
8 PWRGD 20 -5V
9 +5VSB 21 +5V
10 +12V 22 +5V
11 +12V 23 +5V
12 +3.3V 24 COM
Pin Signal Name Pin Signal Name
The ATX12V4P power connector is used to provide power to the CPU.
When installing 4-pin power cable, the
latches of power cable and the ATX12V4P
match perfectly.
Connecting 4-pin power cable
4-pin power cable

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ECS A55F-M3 Specifications

General IconGeneral
Memory channelsDual-channel
Supported memory typesDDR3-SDRAM
Supported memory clock speeds1333, 1600, 1866 MHz
Processor socketSocket FM1
Processor manufacturerAMD
Compatible processor seriesAMD Athlon X2 Dual-Core, AMD Sempron
USB 2.0 connectors2
Power fan connectorYes
Number of COM connectors1
Number of SATA II connectors4
Number of Parallel ATA connectors0
Headphone outputs3
USB 2.0 ports quantityUSB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Audio chipVIA VT1705
Component forPC
Power source typeATX
Motherboard chipsetAMD A55
Audio output channels5.1 channels
Motherboard form factormicro ATX
Compatible operating systemsWindows XP, Vista
RAID levels0, 1, 10
Supported storage drive interfacesSATA II
On-board graphics cardNo
Parallel processing technology supportNot supported
LAN controllerRealtek RTL8111E
Networking featuresGigabti Ethernet
Ethernet interface typeFast Ethernet, Gigabit Ethernet
BIOS typeAMI
BIOS memory size16 Mbit
Weight and Dimensions IconWeight and Dimensions
Depth180 mm
Width230 mm

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