ECS H55H-I, Manual, Page: 7 / 74

3
Introducing the Motherboard
Audio
This motherboard may support either of the following Audio chipsets:
The motherboard comes with the following expansion options:
• One PCI Express x16 slot for Graphic Interface
• Four 7-pin SATA connectors
Expansion Options
• One SPDIFO port
• One DVI port
• One VGA port
• Six USB ports
• One LAN port
• One ESATA port
• One HDMI port
• Audio jacks for microphone, line-in and 8-ch line-out
The motherboard has a full set of I/O ports and connectors:
Integrated I/O
• 7.1+2 Channel High Definition Audio Codec
• Meets Microsoft WLP3.x (Windows Logo Program) audio requirements
• All DACs supports 44.1k/48k/96k/192kHz sample rate
• Software selectable 2.5V/3.2V/4.0V VREFOUT
• Direct Sound 3D. compatible
• Power Support: Digital: 3.3V; Analog: 5.0V
1.Some hardware specifications and software items are subject to change
without prior notice.
2.Due to chipset limitation, we recommend that motherboard be oper-
ated in the ambiance between 0 and 50
° C .
The firmware can also be used to set parameters for different processor clock
speeds.
• Power management
• Wake-up alarms
• CPU parameters
• CPU and memory timing
BIOS Firmware
This motherboard uses AMI BIOS that enables users to configure many system
features including the following: