Acer Aspire 5755 Aspire 5755, 5755G Service Guide - Page 47

USB Port Item USB compliance level Protocol Number of USB port(s) Location Output Current Specification USB2.0 / USB3.0 EHCI 3 (1 USB 3.0 port is optional) NOTE: Port configuration is 3 USB 2.0 ports or 1 USB 3.0 port and 2 USB ports One on the left side and two on the right.  1.5A (for the USB port at left side)  2.0A (for USB port at right side) HDMI Port Item Compliance level Data thoroughput Number of HDMI port(s) Location Specification HDMI 1.4 Up to 16.7 million colors 1 JHDMI1 at the left side AC Adapter Item Specification Input rating 90w* & 65w Maximum input AC current 90w:1.5A at 100V 65w:1.7A at 100V Inrush current 12t at 264V, no damage to adapter Efficiency Refer to EPA 2.0 *Information from Approved Vendor's List (AVL). Hardware Specifications and Configurations 1-37