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Installing the Motherboard

Front Panel Header

The front panel header (F_PANEL) provides a standard set of switch and LED

headers commonly found on ATX or Micro ATX cases. Refer to the table below for

information:

Pin Signal Function Pin Signal Function

1 HD_LED_P Hard disk LED (+)

2 FP PWR/SLP *MSG LED (+)

3 HD_LED_N Hard disk LED (-)

5 RST_SW_N Reset Switch (-)

7 RST_SW_P Reset Switch (+)

9 RSVD Reserved

4 FP PWR/SLP *MSG LED (-)

6 PWR_SW_P Power Switch (+)

8 PWR_SW_N Power Switch (-)

10 Key No pin

* MSG LED (dual color or single color)

ATX12V1: ATX 12V Power Connector

4 +12V

3 +12V

2 Ground

1 Ground

Pin Signal Name

Hard Drive Activity LED

Connecting pins 1 and 3 to a front panel mounted LED provides visual indication

that data is being read from or written to the hard drive. For the LED to function

properly, an IDE drive should be connected to the onboard IDE interface. The LED

will also show activity for devices connected to the SCSI (hard drive activity LED)

connector.

SPK: Internal speaker

Pin Signal Name

1 VCC

2 Key

3 NC

4 Signal

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ECS A880GM-AD3 Specifications

General

Number of memory slots	4
Supported memory clock speeds	800, 1066, 1333, 1600 MHz
Processor socket	Socket AM3
Processor manufacturer	AMD
CPU fan connector	Yes
USB 2.0 connectors	3
Number of SATA connectors	5
Number of Parallel ATA connectors	-
USB 2.0 ports quantity	6
Firewire (IEEE 1394) ports	0
Audio chip	Realtek ALC888S
Motherboard chipset	AMD 880G
Audio output channels	7.1 channels
Motherboard form factor	ATX
Compatible operating systems	Windows XP/Vista/7
Graphics card	Radeon HD 4250
Maximum graphics card memory	512 MB
Parallel processing technology support	Hybrid CrossFireX
PCI Express x1 slots	2
LAN controller	Realtek RTL8111DL
Networking features	Gigabit Ethernet
BIOS type	AMI
BIOS memory size	64 Mbit