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

 

Specification

 

 

I/O support

• 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

 

Specification

 

 

 

Input rating

65w

 

 

 

Maximum input AC current

65w:1.7A at 100V

 

 

Inrush current

12t at 264V

 

 

Efficiency

Refer to EPA 2.0

 

 

 

AC Adapter (nVidia)

 

 

 

 

 

Item

 

Specification

 

 

 

Input rating

90w

 

Maximum input AC current

90w:1.5A at 100V

 

 

Inrush current

12t at 264V

 

 

Efficiency

Refer to EPA 2.0

 

 

 

Chapter 1

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Acer 5742G, 5742ZG manual System Board Major Chips Specification, Ports Specification, AC Adapter UMA Specification