USB Interface Specifications Be sure to use a power source that meets the following specifications for USB type B connector. Rated 5 V DC / Class2 or Limited Power Source. CAUTION USB (Type-A) is not equipped with some models. ∗1: This is a bus-powered hub and therefore cannot be directly connected to a bus-powered device with high power consumption or a bus-powered hub. 94 USB (Type-B) General specification USB 2.0 Communication speed Hi-Speed (480 Mbps) Full-Speed (12 Mbps) Communication method USB bulk transmission USB interrupt transmission Power supply specification USB self power supply function Current consumed by USB Not equipped with bus USB-HUB and MSR:
Equipped with USB- HUB and MSR: 0 mA 100 mA max (Not including the consumption current of devices connected to the USB-HUB) USB (Type-A) General specification USB 2.0 Communication speed Hi-Speed (480 Mbps) Full-Speed (12 Mbps) Low-Speed (1.5 Mbps) Communication method USB bulk transmission USB interrupt transmission Power supply specification Bus Powered Supply current*1 100 mA or less per port