Chapter 1 27
System Board Major Chips
I/O Ports
LCD Inverter (Not available with this model)
Item Specification
Core logic • Intel Calpella (Discrete/UMA: Arrandale with Gfx)
• Intel PCH: HM55 (4MB SPI ROM)
VGA Arrandale HM55 PCH
LAN Atheros AR8151L
USB (version) Intel Ibex Peak M (2.0)
Super I/O controller NPCE781
Bluetooth • Foxconn BCM2046
• Foxconn AR3011
Wireless (type=802.11 b+g) • Atheros HB93
• Atheros HB97
• Broadcomm 43225
• Intel WLAN 112BN.HMWG
PCMCIA N/A
Audio codec Realtek ALC669X
Card reader AU6437-GBL -GR
Item Specification
I/O support • Multi-in-1 card reader (SD™, MMC, MS, MS PRO, xD)
• Four USB 2.0 ports
• External display (VGA) port
• HDMI™ port with HDCP support
• Headphone/speaker/line-out jack with S/PDIF support
• Microphone-in jack
• Ethernet (RJ-45) port
• Modem (RJ-11) port
• DC-in jack for AC adapter
Item Specification
Vendor & model name
Brightness conditions
Input voltage (v)
Input current (mA)
Output voltage (V, RMS)
Output current (mA, RMS)
Output voltage frequency (KHz)
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