Acer Aspire 5742 Service Guide - Page 37

System Board Major Chips Item Specification Core logic Mobile Intel® HM55 Express Chipset VGA ATI Mobility Radeon™ HD 5470 NVIDIA N11P-GE LAN BCM57780 USB 2.0 Mobile Intel® HM55 Express Chipset Super I/O controller N/A Bluetooth 3.0 Foxconn AR3011 or BCM2070 Wireless Atheros HB93/ HB97, Broadcom BCM943225/ BCM43225, Realtek RTL8192 PCMCIA N/A Audio codec Realtek ALC272X-GR Card reader Realtek RTS5137-GR(UMA) Realtek RTS5160-GR(DIS) I/O Ports Item I/O support Specification • 1 x 2 in1 card reader (SD/MMC) • 3 x USB 2.0 port • 1 x HDMI™ port supporting HDCP • 1 x external CRT • 1 x Headphone/speaker/lineout • 1 x MIC/Line in • 1 x RJ-45 • 1 x DC-in jack AC Adapter (UMA) Item Input rating Maximum input AC current Inrush current Efficiency 65w 65w:1.7A at 100V 12t at 264V Refer to EPA 2.0 Specification AC Adapter (nVidia) Item Input rating Maximum input AC current Inrush current Efficiency 90w 90w:1.5A at 100V 12t at 264V Refer to EPA 2.0 Specification Chapter 1 27