Acer Aspire M3985 Acer Aspire M3985 Desktop Service Guide - Page 11

USB3.0 • Rear IO: * 2 ports. • Internal Header: *4 ports (2 * USB2.0 H5X2 Header). • All ports should meet USB IF spec and support 1A current over drive. • Upper port should reserve 1.5A charger when power state at S3/S4/S5. The charger port should be compatible with Apple and non-Apple device. • Charger IC is required and support Apple and non-Apple devices. ODM proposed. Buzzer • 1 on board buzzer. Rear I/O connectors • 1 * PS2 KB+MS • 1 * VGA connector • 1 * HDMI • 1 * RJ45 + Dual USB2.0(p.s. surge for China only) • 1 * Dual USB2.0 connector • 2 * USB 3.0 stack • 1 * 3 ports Audio jack • 1* COM port for China only (option) On-board connectors • 1 * ILM(Independent Loading Mechanism) for LGA 1155 CPU (assign by Acer). • 1 * 24-pin ATX PWR connector. • 1 * H2X4 Power Supply Connector. • 4 * DDR3 DIMM Socket. • 5 * SATA 3Gb/s. • 1 * SATA 6Gb/s. • 2 * USB2.0 H5X2 Header (support 4 ports). • 1 * USB 3.0 H10x2 Header (support 2 ports). Location is defined in EE requirement. • 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 * H3X1 Clear CMOS Header (with jumper). • 1 * onboard Buzzer. • 2 * H1X2 GPIO header. • 1 * H10X2 TPM header. • 1 * H1X2 System power to support 4A current at power state S0/S1. • 1 * 3pin ME enable / disable connector ( Jumper). Chapter 1 3