
Bottom View
NOTE: This is engineering sample. The image above may not be exactly the same as the real main board you get.
1  | DCIN1  | 14  | USB3  | USB port  | |
2  | CRT1  | External display port  | 15  | U67  | Audio codec (Reltek ALC833)  | 
3  | N/A  | Modem cable connector  | 16  | LIN1  | |
4  | MDC1  | Modem board connector  | 17  | MIC2  | Microphone jack  | 
5  | BAT1  | Battery connector  | 18  | LOUT1  | |
6  | CDROM1  | ODD module connector  | 19  | HDD1  | HDD module connector  | 
7  | FAN1  | System fan connector  | 20-  | USB1  | USB ports  | 
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  | 21  | 
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8  | DM2  | DIMM 2 socket  | 22  | U58  | CPU socket  | 
9  | DM1  | DIMM 1 socket  | 23  | U56  | North Bridge  | 
10  | RTC1  | RTC battery  | 24  | U53  | VGA controller  | 
11  | CN2  | Card reader board connector  | 25  | TRING1  | Modem jack  | 
12  | MINIC1  | Wireless LAN card slot  | 26  | RJ1  | LAN jack  | 
13  | U62  | South bridge (Intel ICH7M)  | 
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90  | Chapter 5 |