Acer Aspire M3970 Acer Aspire M3970 Service Guide - Page 11

• 2 ports locate in Chassis rear side. • All USB ports must be boot-capable includes USB-ODD, USB-HDD, USB-FDD, and etc... • All USB ports must be 2.0 certified. • All USB ports must provide the over current protection. Buzzer • 1 on board buzzer. Rear I/O connectors • 1 * PS2 KB+MS • 1 * VGA connector • 1 * HDMI • 1 * RJ45 + Dual USB2.0 • 1 * Qual USB2.0 connector (4 ports) • 1 * 3 ports Audio jack On-board connectors • 1 * ILM+SKT+BP for LGA 1155 CPU. • 1 * 24-pin ATX PWR connector. • 1 * H2X4 Power Supply Connector. • 4 * DDR3 DIMM Socket. • 4 * SATA 3Gb/s. • 2 * SATA 6Gb/s. • 4 * USB2.0 H5X2 Header (support 8 ports). • 1 * Front Audio Pannel H5X2 header. • 1 * Front Panel IO H7X2 Header for Acer pin define. • 1 * H1X4 CPU with SAMRT FAN controller. • 1 * H1X3 System with SAMRT FAN controller. • 1 * H1X4 SPDIFOUT Header for Acer pin define, close to PCIex16 interface. • 1 * H3X1 Clear CMOS Header (with jumper). • 1 * onboard Buzzer. • 2 * H1X2 GPIO header. • 1 * 3pin ME enable / disable connector ( Jumper). System BIOS • Size: 32MBits / 4M Bytes • AMI Kernel with Acer skin/copyright Power supply • Non PFC 300W / PFC 300W / FR 300W(Support models are listed on AVLC). Chapter 1 3