Sata Interface; Usb Port - Acer Aspire X1935 Service Manual

SATA Interface

Item
SATA controller
Number of SATA channel
Support mode

USB Port

Item
Universal HCI
USB Class
USB Connectors Quantity
10
Specification
Intel B75
SATA X 3(2 * SATA 3Gb/s, 1 * SATA 6Gb/s)
AHCI/IDE mode option
Specification
USB 2.0/1.1 or USB 3.0
Support legacy keyboard for legacy mode
USB2.0:
• Rear IO : * 4 ports
• Internal Header:
• *4 ports (2 * USB2.0 H5X2 Header) for B75
• All ports should meet USB IF spec and support 1A current over drive.
USB3.0:
Internal Header: * 2 ports.
• One port support USB fast charging.(Meet USB battery charging spec. ver.
1.2. , Apple charging including ipad.) The other port support standard USB
3.0 downstream port.
• Support fast charging in S0, S3, S4, S5, G3 to S5.
• All ports should meet USB IF spec and support 2A capability for each port
(S0).
• reserve design for two USB 3.0 standard down stream ports.
• Internal USB 3.0 H10x2 connector, follow the Industrial standard.
• H2x1 with Vbus which is required to provide 3A current to front daughter
board.
• Charging IC is required for fast charger. (ODM proposed)
• Rear IO: * 2 ports.
• All ports should meet USB IF spec and support 2A capability for each port
(S0).
Chapter 1