
Chapter 3 System Engine
Table 3.1: Mainboard Connectors & Jumper Settings
| Label | Function | Description | 
| 
 | 
 | 
 | 
| CN2 | LCD POWER | LCD INVERTER Connector | 
| 
 | 
 | 
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| CN3 | CF | CompactFlash socket | 
| 
 | 
 | 
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| CN4 | IDE | Internal IDE 44pin(2mm) connector | 
| 
 | 
 | 
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| CN5 | ETHERNET | RJ45 LAN PORT | 
| 
 | 
 | 
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| CN6 | LPT | Printer Port | 
| 
 | 
 | 
 | 
| CN7 | COM1 | Serial port:COM2 RS232 | 
| 
 | 
 | 
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| CN8 | COM2 | Serial port:COM1 RS232 | 
| 
 | 
 | 
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| CN9 | DC IN | DC Power in Connector,HOUSING 5.08 MM 3P | 
| 
 | 
 | 
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| CN10 | USB2 | Two USB  | 
| 
 | 
 | 
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| CN11 | USB1 | Two USB  | 
| 
 | 
 | 
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| CN12 | PS2/MOUSE | Standard  | 
| 
 | 
 | 
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| CN13 | PS2/KEYBOARD | Standard  | 
| 
 | 
 | 
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| CN14 | PCI104 | PCI104 30*4 CONNECTOR | 
| 
 | 
 | 
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| CN15 | COM3 | Serial port:COM1 RS232 | 
| 
 | 
 | 
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| CN16 | COM4 | Serial port:COM1 RS232/485/422 | 
| 
 | 
 | 
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| JP1 | PANEL | PANEL CONNECTOR | 
| 
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 | 
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| JP2 | TOUCH | TOUCH CONNECTOR | 
| 
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 | 
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| JP4 | 5V/3V | PCI104 5V/3V SELECT | 
| 
 | 
 | 
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| J1 | DDR | DDR CONNECTOR | 
| 
 | 
 | 
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| J3 | 1*3 PIN HEADER | CLEAR CMOS | 
| 
 | 
 | 
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| SW1 | POWER SWITCH | System Power Switch | 
| 
 | 
 | 
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| BH1 | BATTERY | RTC BATTERY | 
| 
 | 
 | 
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| FS1 | FUSE | FUSE HOLDER | 
| 
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| 14 | 
