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2.14 USB and LAN ports (CN31 and CN32)
The AIMB-554 provides up to eight USB (Universal Serial Bus) ports,
which gives complete Plug & Play and hot swapping for up to 127 exter-
nal devices.The USB interface complies with USB Specification Rev. 2.0
support transmission rate up to 480 Mbps and is fuse-protected. The USB
interface can be disabled in the system BIOS setup.
The AIMB-554 is equipped with one or two high-performance 1000
Mbps Ethernet LANs. They are supported by all major network operating
systems. The RJ-45 jacks on the rear plate provide convenient or 1000
Base-T operation.
Table 2.2: LAN LED indicator
Lan mode
1Gbps Link on
100Mbps Link on
Active
Lan Indicator
LED1 Green on
LED1 Orange on
LED2 Green flash
27
Chapter 2
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