This document is about the operation and specifications of a port replicator. It is the same as CF-VEB511, except for the following: The AC adaptor used depends on the connected computer; when using CF-AA1653A for power supply, use CF-AA1653A adaptor, when using CF-AA1683A for power supply, use CF-AA1683A adaptor only; never use CF-AA1653A adaptor as it may cause malfunction and damage the computer.