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Installing the Motherboard

Connecting Optional Devices

Refer to the following for information on connecting the motherboard’s optional

devices:

SATA1~4: Serial ATA connectors

These connectors are used to support the new Serial ATA devices for the highest data

transfer rates (3.0 Gb/s), simpler disk drive cabling and easier PC assembly. It elimi-

nates limitations of the current Parallel ATA interface. But maintains register com-

patibility and software compatibility with Parallel ATA.

F_AUDIO: Front Panel Audio header for Azalia

This header allows the user to install auxiliary front-oriented microphone and line-

out ports for easier access.

1 PORT 1L 2 AUD_GND

3 PORT 1R 4 PRESENCE#

5 PORT 2R 6 PORT1_JD

7 AUD_GND 8 KEY

Pin Signal Name Pin Signal Name

9 PORT 2L 10 PORT2_JD

1 Ground 2 TX+

3 TX- 4 Ground

5 RX- 6 RX+

7 Ground - -

Pin Signal NamePin Signal Name

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ECS H55H-I Specifications

General

Number of memory slots	2
Maximum internal memory	8 GB
Supported memory clock speeds	1066, 1333 MHz
Processor socket	-
Compatible processor series	Intel Core i3, Intel Core i5
S/PDIF out connector	Yes
Number of SATA connectors	4
Number of Parallel ATA connectors	0
USB 2.0 ports quantity	6
Audio chip	Realtek ALC892
Power source type	ATX
Audio output channels	- channels
Motherboard form factor	mini ITX
On-board graphics card	No
Parallel processing technology support	Not supported
LAN controller	Realtek RTL8111D(L)
Networking features	Gigabit Ethernet
BIOS type	AMI
BIOS memory size	64 Mbit